gcc/testsuite/gcc.target/i386/avx-vzeroupper-5.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O0 -mavx -mvzeroupper -dp" } */
   3 /* { dg-additional-options "-mabi=sysv" { target x86_64-*-mingw* } } */
   4
   5 #include <immintrin.h>
   6
   7 extern void bar2 (__m256);
   8 extern __m256 y;
   9
  10 void
  11 foo ()
  12 {
  13   bar2 (y);
  14   _mm256_zeroupper ();
  15 }
  16
  17 /* { dg-final { scan-assembler-times "avx_vzeroupper" 1 } } */