From 34ac039fb84e3c12fb8c96c9c99c34224c09872b Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Wed, 30 Jul 2014 11:00:14 -0300
Subject: new macro 'cvt2str' to better control whether numbers are convertible
 to strings

---
 ldebug.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'ldebug.c')

diff --git a/ldebug.c b/ldebug.c
index f7b2866e..e31c0607 100644
--- a/ldebug.c
+++ b/ldebug.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldebug.c,v 2.98 2014/07/15 21:26:50 roberto Exp roberto $
+** $Id: ldebug.c,v 2.99 2014/07/17 12:30:53 roberto Exp roberto $
 ** Debug Interface
 ** See Copyright Notice in lua.h
 */
@@ -526,8 +526,7 @@ l_noret luaG_typeerror (lua_State *L, const TValue *o, const char *op) {
 
 
 l_noret luaG_concaterror (lua_State *L, const TValue *p1, const TValue *p2) {
-  if (ttisstring(p1) || ttisnumber(p1)) p1 = p2;
-  lua_assert(!ttisstring(p1) && !ttisnumber(p1));
+  if (ttisstring(p1) || cvt2str(p1)) p1 = p2;
   luaG_typeerror(L, p1, "concatenate");
 }
 
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