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

   1 /* PR middle-end/36858 */
   2 /* { dg-do run } */
   3 /* { dg-options "-w -msse2" } */
   4 /* { dg-additional-options "-mpreferred-stack-boundary=2" { target ia32 } } */
   5 /* { dg-require-effective-target sse2 } */
   6
   7 #include "sse2-check.h"
   8 #include <stdarg.h>
   9 #include <emmintrin.h>
  10
  11 int
  12 __attribute__((noinline))
  13 test (int a, ...)
  14 {
  15   return a;
  16 }
  17
  18 __m128 n1 = { -283.3, -23.3, 213.4, 1119.03 };
  19
  20 int
  21 __attribute__((noinline))
  22 foo (void)
  23 {
  24   return test (1, n1);
  25 }
  26
  27 static void
  28 __attribute__((noinline))
  29 sse2_test (void)
  30 {
  31   if (foo () != 1)
  32     abort ();
  33 }