diff --git a/gdb/target.c b/gdb/target.c
index c378ce56f74..d41d2cb85f7 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -52,7 +52,7 @@ static int default_region_ok_for_hw_watchpoint (CORE_ADDR, int);
 
 static int nosymbol (char *, CORE_ADDR *);
 
-static void tcomplain (void);
+static void tcomplain (void) ATTR_NORETURN;
 
 static int nomemory (CORE_ADDR, char *, int, int, struct target_ops *);