gcc/testsuite/gcc.dg/pr114876.c

   1 /* PR tree-optimization/114876 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4 /* { dg-final { scan-tree-dump-not "return \[01\];" "optimized" } } */
   5 /* { dg-final { scan-tree-dump "return 3;" "optimized" } } */
   6 /* { dg-final { scan-tree-dump "return 4;" "optimized" } } */
   7
   8 int
   9 foo (void)
  10 {
  11   char buf[64];
  12   return __builtin_sprintf (buf, "%lc%lc%lc", (__WINT_TYPE__) 0, (__WINT_TYPE__) 0, (__WINT_TYPE__) 0);
  13 }
  14
  15 int
  16 bar (void)
  17 {
  18   char buf[64];
  19   return __builtin_sprintf (buf, "%c%c%c", 0, 0, 0);
  20 }
  21
  22 int
  23 baz (void)
  24 {
  25   char buf[64];
  26   return __builtin_sprintf (buf, "%lc%lc%lca", (__WINT_TYPE__) 0, (__WINT_TYPE__) 0, (__WINT_TYPE__) 0);
  27 }
  28
  29 int
  30 qux (void)
  31 {
  32   char buf[64];
  33   return __builtin_sprintf (buf, "%c%c%ca", 0, 0, 0);
  34 }