gcc/testsuite/gcc.target/i386/isa-1.c

/* { dg-do run } */
/* { dg-skip-if "" { *-*-* } { "-march=*" } { "-march=x86-64" } } */
/* { dg-options "-march=x86-64 -msse4" } */

extern void abort (void);

int
main ()
{
#if !defined __SSE__
  abort ();
#endif
#if !defined __SSE2__
  abort ();
#endif
#if !defined __SSE3__
  abort ();
#endif
#if !defined __SSSE3__
  abort ();
#endif
#if !defined __SSE4_1__
  abort ();
#endif
#if !defined __SSE4_2__
  abort ();
#endif
#if defined __SSE4A__
  abort ();
#endif
#if defined __AVX__
  abort ();
#endif
#if defined __FMA4__
  abort ();
#endif
  return 0;
}