From 82d03b32f27e6612a5b551f6aeeef8322df70520 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Mon, 19 May 2025 23:15:27 +0900
Subject: [PATCH] codedump.c: skip string body if it's empty

---
 src/codedump.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/codedump.c b/src/codedump.c
index 34f802fe2..310c53a7d 100644
--- a/src/codedump.c
+++ b/src/codedump.c
@@ -505,7 +505,10 @@ codedump(mrb_state *mrb, const mrb_irep *irep, FILE *out)
       break;
     CASE(OP_STRING, BB):
       mrb_assert((irep->pool[b].tt&IREP_TT_NFLAG)==0);
-      fprintf(out, "STRING\tR%d\tL[%d]\t; %s", a, b, irep->pool[b].u.str);
+      fprintf(out, "STRING\tR%d\tL[%d]\t", a, b);
+      if (irep->pool[b].u.str[0]) {
+        fprintf(out, "; %s", irep->pool[b].u.str);
+      }
       print_lv_a(mrb, irep, a, out);
       break;
     CASE(OP_STRCAT, B):