From e05590591410a5e007a1e3f1691f6c1cf9d8fe45 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Wed, 23 Apr 2025 11:55:04 -0300
Subject: New macro 'pushvfstring'

Helps to ensure that 'luaO_pushvfstring' is being called correctly,
with an error check after closing the vararg list with 'va_end'.
---
 lcode.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

(limited to 'lcode.c')

diff --git a/lcode.c b/lcode.c
index d22a081a..e8b9bb5d 100644
--- a/lcode.c
+++ b/lcode.c
@@ -43,11 +43,7 @@ static int codesJ (FuncState *fs, OpCode o, int sj, int k);
 l_noret luaK_semerror (LexState *ls, const char *fmt, ...) {
   const char *msg;
   va_list argp;
-  va_start(argp, fmt);
-  msg = luaO_pushvfstring(ls->L, fmt, argp);
-  va_end(argp);
-  if (msg == NULL)  /* error? */
-    luaD_throw(ls->L, LUA_ERRMEM);
+  pushvfstring(ls->L, argp, fmt, msg);
   ls->t.token = 0;  /* remove "near <token>" from final message */
   luaX_syntaxerror(ls, msg);
 }
-- 
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