1 files changed, 1 insertions, 1 deletions
diff --git a/gc.c b/gc.c
index b1edf21d77..d0a081fecf 100644
--- a/gc.c
+++ b/gc.c
@@ -9359,7 +9359,7 @@ rb_raw_obj_info(char *buff, const int buff_size, VALUE obj)
 	    break;
 	  }
 	  case T_IMEMO: {
-	    const char *imemo_name;
+	    const char *imemo_name = "\0";
 	    switch (imemo_type(obj)) {
 #define IMEMO_NAME(x) case imemo_##x: imemo_name = #x; break;
 		IMEMO_NAME(env);