Revert "src/lstate.js: Remove useless luaE_freeCI"

This reverts commit 6646bebd474b95a2d4cbb8558c0d1cb5b5353de0.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/lstate.js b/src/lstate.js
index b71e011..124322d 100644
--- a/src/lstate.js
+++ b/src/lstate.js
@@ -86,6 +86,11 @@ const luaE_extendCI = function(L) {
     return ci;
 };
 
+const luaE_freeCI = function(L) {
+    let ci = L.ci;
+    ci.next = null;
+};
+
 const stack_init = function(L1, L) {
     L1.stack = new Array(BASIC_STACK_SIZE);
     L1.top = 0;
@@ -103,6 +108,7 @@ const stack_init = function(L1, L) {
 
 const freestack = function(L) {
     L.ci = L.base_ci;
+    luaE_freeCI(L);
     L.stack = null;
 };
 
@@ -204,4 +210,5 @@ module.exports.lua_close       = lua_close;
 module.exports.lua_newstate    = lua_newstate;
 module.exports.lua_newthread   = lua_newthread;
 module.exports.luaE_extendCI   = luaE_extendCI;
+module.exports.luaE_freeCI     = luaE_freeCI;
 module.exports.luaE_freethread = luaE_freethread;