From 20d42ccaaed9a84783d548d76633a5a38f0091f1 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 20 Sep 2024 15:56:39 -0300
Subject: No errors in 'luaO_pushvfstring'

Any call to 'va_start' must have a corresponding call to 'va_end';
so, functions called between them (luaO_pushvfstring in particular)
cannot raise errors.
---
 lapi.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lapi.c')

diff --git a/lapi.c b/lapi.c
index 7980ead0..fffd7d26 100644
--- a/lapi.c
+++ b/lapi.c
@@ -587,6 +587,8 @@ LUA_API const char *lua_pushfstring (lua_State *L, const char *fmt, ...) {
   ret = luaO_pushvfstring(L, fmt, argp);
   va_end(argp);
   luaC_checkGC(L);
+  if (ret == NULL)  /* error? */
+    luaD_throw(L, LUA_ERRMEM);
   lua_unlock(L);
   return ret;
 }
-- 
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