gcc-4.8-source 4.8.5-4ubuntu2 / usr / src / gcc-4.8 / debian / patches / gcc-as-needed.diff

# DP: On linux targets pass --as-needed by default to the linker.

Index: b/src/gcc/config/aarch64/aarch64-linux.h
===================================================================
--- a/src/gcc/config/aarch64/aarch64-linux.h
+++ b/src/gcc/config/aarch64/aarch64-linux.h
@@ -27,6 +27,7 @@
 
 #define LINUX_TARGET_LINK_SPEC  "%{h*}		\
    --hash-style=gnu				\
+   --as-needed					\
    %{static:-Bstatic}				\
    %{shared:-shared}				\
    %{symbolic:-Bsymbolic}			\
Index: b/src/gcc/config/ia64/linux.h
===================================================================
--- a/src/gcc/config/ia64/linux.h
+++ b/src/gcc/config/ia64/linux.h
@@ -58,7 +58,7 @@
 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-ia64.so.2"
 
 #undef LINK_SPEC
-#define LINK_SPEC " --hash-style=gnu \
+#define LINK_SPEC " --hash-style=gnu --as-needed \
   %{shared:-shared} \
   %{!shared: \
     %{!static: \
Index: b/src/gcc/config/sparc/linux.h
===================================================================
--- a/src/gcc/config/sparc/linux.h
+++ b/src/gcc/config/sparc/linux.h
@@ -86,7 +86,7 @@
 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
 
 #undef  LINK_SPEC
-#define LINK_SPEC "-m elf32_sparc --hash-style=gnu %{shared:-shared} \
+#define LINK_SPEC "-m elf32_sparc --hash-style=gnu --as-needed %{shared:-shared} \
   %{!mno-relax:%{!r:-relax}} \
   %{!shared: \
     %{!static: \
Index: b/src/gcc/config/s390/linux.h
===================================================================
--- a/src/gcc/config/s390/linux.h
+++ b/src/gcc/config/s390/linux.h
@@ -65,7 +65,7 @@
 
 #undef  LINK_SPEC
 #define LINK_SPEC \
-  "%{m31:-m elf_s390}%{m64:-m elf64_s390} --hash-style=gnu \
+  "%{m31:-m elf_s390}%{m64:-m elf64_s390} --hash-style=gnu --as-needed \
    %{shared:-shared} \
    %{!shared: \
       %{static:-static} \
Index: b/src/gcc/config/rs6000/linux64.h
===================================================================
--- a/src/gcc/config/rs6000/linux64.h
+++ b/src/gcc/config/rs6000/linux64.h
@@ -416,11 +416,11 @@
 					   " -m elf64ppc")
 #endif
 
-#define LINK_OS_LINUX_SPEC32 LINK_OS_LINUX_EMUL32 " --hash-style=gnu %{!shared: %{!static: \
+#define LINK_OS_LINUX_SPEC32 LINK_OS_LINUX_EMUL32 " --hash-style=gnu --as-needed %{!shared: %{!static: \
   %{rdynamic:-export-dynamic} \
   -dynamic-linker " GNU_USER_DYNAMIC_LINKER32 "}}"
 
-#define LINK_OS_LINUX_SPEC64 LINK_OS_LINUX_EMUL64 " --hash-style=gnu %{!shared: %{!static: \
+#define LINK_OS_LINUX_SPEC64 LINK_OS_LINUX_EMUL64 " --hash-style=gnu --as-needed %{!shared: %{!static: \
   %{rdynamic:-export-dynamic} \
   -dynamic-linker " GNU_USER_DYNAMIC_LINKER64 "}}"
 
Index: b/src/gcc/config/rs6000/sysv4.h
===================================================================
--- a/src/gcc/config/rs6000/sysv4.h
+++ b/src/gcc/config/rs6000/sysv4.h
@@ -773,7 +773,7 @@
 #define GNU_USER_DYNAMIC_LINKER \
   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
 
-#define LINK_OS_LINUX_SPEC "-m elf32ppclinux --hash-style=gnu %{!shared: %{!static: \
+#define LINK_OS_LINUX_SPEC "-m elf32ppclinux --hash-style=gnu --as-needed %{!shared: %{!static: \
   %{rdynamic:-export-dynamic} \
   -dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}"
 
Index: b/src/gcc/config/i386/gnu-user64.h
===================================================================
--- a/src/gcc/config/i386/gnu-user64.h
+++ b/src/gcc/config/i386/gnu-user64.h
@@ -57,6 +57,7 @@
                    %{" SPEC_32 ":-m " GNU_USER_LINK_EMULATION32 "} \
                    %{" SPEC_X32 ":-m " GNU_USER_LINK_EMULATIONX32 "} \
   --hash-style=gnu \
+  --as-needed \
   %{shared:-shared} \
   %{!shared: \
     %{!static: \
Index: b/src/gcc/config/i386/gnu-user.h
===================================================================
--- a/src/gcc/config/i386/gnu-user.h
+++ b/src/gcc/config/i386/gnu-user.h
@@ -74,7 +74,7 @@
   { "link_emulation", GNU_USER_LINK_EMULATION },\
   { "dynamic_linker", GNU_USER_DYNAMIC_LINKER }
 
-#define GNU_USER_TARGET_LINK_SPEC "-m %(link_emulation) --hash-style=gnu %{shared:-shared} \
+#define GNU_USER_TARGET_LINK_SPEC "-m %(link_emulation) --hash-style=gnu --as-needed %{shared:-shared} \
   %{!shared: \
     %{!static: \
       %{rdynamic:-export-dynamic} \
Index: b/src/gcc/config/alpha/linux-elf.h
===================================================================
--- a/src/gcc/config/alpha/linux-elf.h
+++ b/src/gcc/config/alpha/linux-elf.h
@@ -37,7 +37,7 @@
 
 #define ELF_DYNAMIC_LINKER	GNU_USER_DYNAMIC_LINKER
 
-#define LINK_SPEC "-m elf64alpha --hash-style=gnu %{G*} %{relax:-relax}	\
+#define LINK_SPEC "-m elf64alpha --hash-style=gnu --as-needed %{G*} %{relax:-relax}	\
   %{O*:-O3} %{!O*:-O1}						\
   %{shared:-shared}						\
   %{!shared:							\
Index: b/src/gcc/config/arm/linux-elf.h
===================================================================
--- a/src/gcc/config/arm/linux-elf.h
+++ b/src/gcc/config/arm/linux-elf.h
@@ -68,6 +68,7 @@
      -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
    -X \
    --hash-style=gnu \
+   --as-needed \
    %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
    SUBTARGET_EXTRA_LINK_SPEC
 
Index: b/src/gcc/config/mips/gnu-user.h
===================================================================
--- a/src/gcc/config/mips/gnu-user.h
+++ b/src/gcc/config/mips/gnu-user.h
@@ -56,6 +56,7 @@
 #undef GNU_USER_TARGET_LINK_SPEC
 #define GNU_USER_TARGET_LINK_SPEC \
  "%(endian_spec) \
+ -as-needed \
   %{shared:-shared} \
   %{!shared: \
     %{!static: \
Index: b/src/gcc/config/mips/gnu-user64.h
===================================================================
--- a/src/gcc/config/mips/gnu-user64.h
+++ b/src/gcc/config/mips/gnu-user64.h
@@ -34,6 +34,7 @@
 #define GNU_USER_TARGET_LINK_SPEC "\
 %{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} %{mips4} \
 %{shared} \
+ -as-needed \
  %(endian_spec) \
   %{!shared: \
     %{!static: \
Index: b/src/libjava/Makefile.am
===================================================================
--- a/src/libjava/Makefile.am
+++ b/src/libjava/Makefile.am
@@ -625,7 +625,7 @@
 	rm .libs/libgcj_bc.so; \
 	mv .libs/libgcj_bc.so.1.0.0 .libs/libgcj_bc.so; \
 	$(libgcj_bc_dummy_LINK) -xc /dev/null -Wl,-soname,libgcj_bc.so.1 \
-	-o .libs/libgcj_bc.so.1.0.0 -lgcj || exit; \
+	-o .libs/libgcj_bc.so.1.0.0 -Wl,--no-as-needed -lgcj || exit; \
 	rm .libs/libgcj_bc.so.1; \
 	$(LN_S) libgcj_bc.so.1.0.0 .libs/libgcj_bc.so.1
 
Index: b/src/libjava/Makefile.in
===================================================================
--- a/src/libjava/Makefile.in
+++ b/src/libjava/Makefile.in
@@ -10573,7 +10573,7 @@
 	rm .libs/libgcj_bc.so; \
 	mv .libs/libgcj_bc.so.1.0.0 .libs/libgcj_bc.so; \
 	$(libgcj_bc_dummy_LINK) -xc /dev/null -Wl,-soname,libgcj_bc.so.1 \
-	-o .libs/libgcj_bc.so.1.0.0 -lgcj || exit; \
+	-o .libs/libgcj_bc.so.1.0.0 -Wl,--no-as-needed -lgcj || exit; \
 	rm .libs/libgcj_bc.so.1; \
 	$(LN_S) libgcj_bc.so.1.0.0 .libs/libgcj_bc.so.1
 
Index: b/src/libstdc++-v3/testsuite/30_threads/try_lock/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/try_lock/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/try_lock/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/try_lock/4.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/try_lock/4.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/try_lock/4.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin1[1-9]* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/async/any.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/async/any.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/async/any.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/async/42819.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/async/42819.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/async/42819.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/async/sync.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/async/sync.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/async/sync.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/async/async.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/async/async.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/async/async.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/async/49668.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/async/49668.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/async/49668.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/call_once/49668.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/call_once/49668.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/call_once/49668.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/lock/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/lock/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/lock/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/lock/4.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/lock/4.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/lock/4.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/this_thread/1.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/this_thread/1.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/this_thread/1.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/members/1.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/members/1.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/members/1.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/members/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/members/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/members/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/members/3.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/members/3.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/members/3.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/valid.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/valid.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/valid.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/get2.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/get2.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/get2.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/share.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/share.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/share.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/wait.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/wait.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/wait.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/get.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/get.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/get.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/45133.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/45133.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/45133.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }
Index: b/src/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc
===================================================================
--- a/src/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc
+++ b/src/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc
@@ -1,5 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++0x -pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-options " -std=gnu++0x -pthread -Wl,--no-as-needed" { target *-*-freebsd* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++0x -pthreads" { target *-*-solaris* } }
 // { dg-options " -std=gnu++0x " { target *-*-cygwin *-*-darwin* } }
 // { dg-require-cstdint "" }