1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
/* { dg-do compile } */ /* { dg-options "-w" } */ int foo(int x) { switch(x) { case 0 % 0: /* { dg-error "case label does not reduce to an integer constant" } */ return 1; default: return 2; } }