gcc/testsuite/g++.dg/tree-ssa/pr23948.C

   1 /* { dg-options "-O1 -ffast-math -fdump-tree-recip" } */
   2 /* { dg-do compile } */
   3
   4 struct MIOFILE {
   5   ~MIOFILE();
   6 };
   7 double potentially_runnable_resource_share();
   8 void f1(double);
   9 int make_scheduler_request(double a, double b)
  10 {
  11   MIOFILE mf;
  12   double prrs = potentially_runnable_resource_share();
  13   f1(a/prrs);
  14   f1(1/prrs);
  15   f1(b/prrs);
  16 }
  17
  18 /* { dg-final { scan-tree-dump-times " / " 1 "recip" } } */
  19 /* { dg-final { cleanup-tree-dump "recip" } } */