@@ -1177,7 +1177,8 @@ pop_scope (void)
/* C99 6.7.4p6: "a function with external linkage... declared
with an inline function specifier ... shall also be defined
in the same translation unit." */
- if (!flag_gnu89_inline)
+ if (!flag_gnu89_inline
+ && !lookup_attribute ("gnu_inline", DECL_ATTRIBUTES (p)))
pedwarn (input_location, 0,
"inline function %q+D declared but never defined", p);
DECL_EXTERNAL (p) = 1;
@@ -0,0 +1,8 @@
+/* PR c/63453 */
+/* { dg-do compile } */
+/* { dg-options "-std=gnu11" } */
+
+inline int fn1 (void); /* { dg-warning "declared but never defined" } */
+extern inline int fn2 (void); /* { dg-warning "declared but never defined" } */
+inline int __attribute__ ((gnu_inline)) fn3 (void);
+extern inline int __attribute__ ((gnu_inline)) fn4 (void);