1 /* PR c/63453 */ 2 /* { dg-do compile } */ 3 /* { dg-options "-std=gnu11" } */ 4 5 inline int fn1 (void); /* { dg-warning "declared but never defined" } */ 6 extern inline int fn2 (void); /* { dg-warning "declared but never defined" } */ 7 inline int __attribute__ ((gnu_inline)) fn3 (void); 8 extern inline int __attribute__ ((gnu_inline)) fn4 (void); 9