1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdelete-null-pointer-checks" } */
3 /* { dg-require-weak "" } */
4 
5 /* { dg-skip-if "" keeps_null_pointer_checks } */
6 extern int a; /* { dg-error "declared weak after being used" } */
7 int
t()8 t()
9 {
10   return &a!=0;
11 }
12 extern int a __attribute__ ((weak));
13