gcc/testsuite/g++.dg/vect/pr33426-ivdep-4.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 #include <vector>
   9
  10 template<class T, class T2>
  11 void Loop(T *b, T2 c) {
  12 #pragma GCC ivdep
  13   for (auto &i : *b) {
  14     i *= *c;
  15   }
  16 }
  17
  18 void foo(std::vector<int> *ar, int *b) {
  19  Loop<std::vector<int>, int*>(ar, b);
  20 }
  21
  22 /* { dg-message "loop vectorized" "" { target *-*-* } 0 } */
  23 /* FIXME:     dg-bogus " version" "" { target *-*-* } 0  */
  24 /* FIXME:     dg-bogus " alias" "" { target *-*-* } 0  */
  25 /* { dg-final { cleanup-tree-dump "vect" } } */
  26
  27 /* { dg-final { scan-tree-dump-times "ANNOTATE_EXPR " 1 "original" } } */
  28 /* { dg-final { cleanup-tree-dump "original" } } */
  29 /* { dg-final { scan-tree-dump-times "ANNOTATE " 1 "gimple" } } */
  30 /* { dg-final { cleanup-tree-dump "gimple" } } */