gcc/testsuite/c-c++-common/pr30020.c

   1 /* PR c/30020 */
   2 /* { dg-do compile } */
   3
   4 int
   5 foo (unsigned char c)
   6 {
   7   switch (c) { case 42: case -1: return -1; }; /* { dg-warning "25:case label value" } */
   8   switch (c) { case 42: case 300: return -1; }; /* { dg-warning "25:case label value" } */
   9   switch (c) { case 42: case -1 ... 2: return -1; }; /* { dg-warning "25:lower value in case" } */
  10   switch (c) { case 42: case 250 ... 300: return -1; }; /* { dg-warning "25:upper value in case" } */
  11   return 0;
  12 }