1 /* PR28322: ignore unknown -Wno-* if no warning is emitted.  */
2 /* { dg-do compile } */
3 /* { dg-options "-Wall -Wextra -Wno-foobar" } */
4 
foo(void)5 int foo (void)
6 {
7   int i = 1/0;  /* { dg-warning "division by zero" } */
8   return i;
9 }
10 
11 /* { dg-warning "unrecognized command line option .-Wno-foobar." "" { target *-*-* } 0 } */
12 
13