/usr/lib/gcc-cross/i686-linux-gnu/8/include/wbnoinvdintrin.h is in libgcc-8-dev-i386-cross 8-20180414-1ubuntu2cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | #ifndef _X86INTRIN_H_INCLUDED
#error "Never use <wbnoinvdintrin.h> directly; include <x86intrin.h> instead."
#endif
#ifndef _WBNOINVDINTRIN_H_INCLUDED
#define _WBNOINVDINTRIN_H_INCLUDED
#ifndef __WBNOINVD__
#pragma GCC push_options
#pragma GCC target("wbnoinvd")
#define __DISABLE_WBNOINVD__
#endif /* __WBNOINVD__ */
extern __inline void
__attribute__((__gnu_inline__, __always_inline__, __artificial__))
_wbnoinvd (void)
{
__builtin_ia32_wbnoinvd ();
}
#ifdef __DISABLE_WBNOINVD__
#undef __DISABLE_WBNOINVD__
#pragma GCC pop_options
#endif /* __DISABLE_WBNOINVD__ */
#endif /* _WBNOINVDINTRIN_H_INCLUDED */
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