diff --git a/src/include/compiler.h b/src/include/compiler.h
index ed9af237d..e55592456 100644
--- a/src/include/compiler.h
+++ b/src/include/compiler.h
@@ -64,6 +64,7 @@
 	.comm	_sym, 0
 #else /* ASSEMBLY */
 #define PROVIDE_SYMBOL( _sym )				\
+	extern char _sym[];				\
 	char _sym[0]
 #endif /* ASSEMBLY */