gcc/testsuite/gcc.dg/pr39874.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-optimized" }  */
   3
   4 extern void func();
   5
   6 void test1(char *signature)
   7 {
   8   char ch = signature[0];
   9   if (ch == 15 || ch == 3)
  10   {
  11     if (ch == 15) func();
  12   }
  13 }
  14
  15
  16 void test2(char *signature)
  17 {
  18   char ch = signature[0];
  19   if (ch == 15 || ch == 3)
  20   {
  21     if (ch > 14) func();
  22   }
  23 }
  24
  25 /* { dg-final { scan-tree-dump-times " == 15" 2 "optimized" } } */
  26 /* { dg-final { scan-tree-dump-not " == 3" "optimized" } } */
  27
  28