gcc/testsuite/gcc.dg/pr71084.c

   1 /* PR tree-optimization/71084 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 void babl_format (void);
   6 void gimp_drawable_get_format (void);
   7 int _setjmp (void);
   8
   9 enum {
  10   GIMP_RGB_IMAGE,
  11   GIMP_RGBA_IMAGE,
  12   GIMP_GRAY_IMAGE,
  13   GIMP_GRAYA_IMAGE,
  14   GIMP_INDEXED_IMAGE
  15 } run_i;
  16
  17 int run_height;
  18
  19 void fn1 ()
  20 {
  21   int type, width;
  22   if (_setjmp ())
  23     switch (type)
  24       {
  25       case GIMP_RGB_IMAGE:
  26         babl_format ();
  27       case GIMP_RGBA_IMAGE:
  28       case GIMP_GRAY_IMAGE:
  29         babl_format ();
  30       case GIMP_GRAYA_IMAGE:
  31       case GIMP_INDEXED_IMAGE:
  32         gimp_drawable_get_format();
  33       }
  34   for (; run_height;)
  35     for (; run_i < (long)fn1; ++run_i)
  36       for (; width;)
  37         ;
  38 }