From 647ad29a7a1147e2c3ed93329cabbb974482697f Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Tue, 13 Dec 2016 02:32:50 +0900
Subject: Fixed wrong condition in new_sym() that breaks symbol data.

---
 mrbgems/mruby-compiler/core/codegen.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mrbgems/mruby-compiler/core/codegen.c b/mrbgems/mruby-compiler/core/codegen.c
index 33d3f96d4..90bafb3c2 100644
--- a/mrbgems/mruby-compiler/core/codegen.c
+++ b/mrbgems/mruby-compiler/core/codegen.c
@@ -537,7 +537,8 @@ new_sym(codegen_scope *s, mrb_sym sym)
   if (s->irep->slen == MAXSYMLEN) {
     codegen_error(s, "too many symbols (max " MRB_STRINGIZE(MAXSYMLEN) ")");
   }
-  if (s->scapa == MAXMSYMLEN) {
+
+  if (s->irep->slen > MAXMSYMLEN/2 && s->scapa == MAXMSYMLEN) {
     s->scapa = MAXSYMLEN;
     s->irep->syms = (mrb_sym *)codegen_realloc(s, s->irep->syms, sizeof(mrb_sym)*MAXSYMLEN);
     for (i = s->irep->slen; i < MAXMSYMLEN; i++) {
-- 
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