gcc/testsuite/gcc.dg/tree-ssa/pr66726-2.c

   1
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-phiopt1-details" } */
   4
   5 extern void bar (char, char);
   6 int
   7 foo (char b)
   8 {
   9   char a;
  10   a = b;
  11   b = 'b';
  12   bar (a, b);
  13   b = a;
  14   if (b == 0)
  15     a++;
  16   return a + b;
  17 }
  18
  19 /* { dg-final { scan-tree-dump-times "factor conversion out" 0 "phiopt1" } } */