gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-11.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fno-code-hoisting -fdump-tree-pre-stats" } */
   3 double cos (double);
   4 double f(double a)
   5 {
   6   double b;
   7   double c,d;
   8  if (a < 2.0)
   9    {
  10      c = cos (a);
  11    }
  12  else
  13    {
  14      c = 1.0;
  15    }
  16  d = cos (a);
  17  return d + c;
  18 }
  19
  20 /* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */