gcc/testsuite/g++.dg/vect/pr33426-ivdep-3.cc

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_float } */
   3 /* { dg-additional-options "-std=c++11 -O3 -fopt-info-vec-optimized -fdump-tree-original -fdump-tree-gimple" } */
   4
   5 /* PR other/33426 */
   6 /* Testing whether #pragma ivdep is working.  */
   7
   8 int ar[100];
   9
  10 void foo(int *a) {
  11 #pragma GCC ivdep
  12   for (auto &i : ar) {
  13     i *= *a;
  14   }
  15 }
  16
  17 /* { dg-message "loop vectorized" "" { target *-*-* } 0 } */
  18 /* { dg-bogus " version\[^\n\r]* alias" "" { target *-*-* } 0 } */
  19 /* { dg-final { cleanup-tree-dump "vect" } } */
  20
  21 /* { dg-final { scan-tree-dump-times "ANNOTATE_EXPR " 1 "original" } } */
  22 /* { dg-final { cleanup-tree-dump "original" } } */
  23 /* { dg-final { scan-tree-dump-times "ANNOTATE " 1 "gimple" } } */
  24 /* { dg-final { cleanup-tree-dump "gimple" } } */