gcc/testsuite/gcc.target/i386/stack-usage-realign.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target ia32 } */
   3 /* { dg-skip-if "no stack realignment" { *-*-darwin* } { "*" } { "" } } */
   4 /* { dg-options "-fstack-usage -msse2 -mforce-drap" } */
   5
   6 typedef int __attribute__((vector_size(16))) vec;
   7
   8 vec foo (vec v)
   9 {
  10   return v;
  11 }
  12
  13 int main (void)
  14 {
  15   vec V;
  16   V = foo (V);
  17   return 0;
  18 }
  19
  20 /* { dg-final { scan-stack-usage "main\t48\tdynamic,bounded" } } */
  21 /* { dg-final { cleanup-stack-usage } } */