From 72a094bda7d71050a91a88474d67d39aa2bc1c46 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 29 Aug 2019 12:52:37 -0300
Subject: Undo change in the handling of 'L->top' (commit b80077b8f3)

With MMBIN instructions, there are fewer opcodes that need to update
'L->top', so that change does not seem to pay for the increased
complexity.
---
 lapi.c | 2 --
 1 file changed, 2 deletions(-)

(limited to 'lapi.c')

diff --git a/lapi.c b/lapi.c
index a9ffad80..0ea3dc0f 100644
--- a/lapi.c
+++ b/lapi.c
@@ -329,14 +329,12 @@ LUA_API int lua_compare (lua_State *L, int index1, int index2, int op) {
   o1 = index2value(L, index1);
   o2 = index2value(L, index2);
   if (isvalid(L, o1) && isvalid(L, o2)) {
-    ptrdiff_t top = savestack(L, L->top);
     switch (op) {
       case LUA_OPEQ: i = luaV_equalobj(L, o1, o2); break;
       case LUA_OPLT: i = luaV_lessthan(L, o1, o2); break;
       case LUA_OPLE: i = luaV_lessequal(L, o1, o2); break;
       default: api_check(L, 0, "invalid option");
     }
-    L->top = restorestack(L, top);
   }
   lua_unlock(L);
   return i;
-- 
cgit v1.2.3-55-g6feb