From d41c36bf67d6628bccd91697e7f88e55d40d3970 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Thu, 3 Dec 2020 10:39:38 -0300
Subject: 'lua_assert' moved from 'lualib.h' to 'lauxlib.h'

The macro is useful also in 'lauxlib.c', which does not include
'lualib.h'. Also, the definition was corrected to be "on" when
LUAI_ASSERT is defined.
---
 lauxlib.h | 12 ++++++++++++
 lualib.h  |  6 ------
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/lauxlib.h b/lauxlib.h
index 59fef6af..df3de4f8 100644
--- a/lauxlib.h
+++ b/lauxlib.h
@@ -157,6 +157,18 @@ LUALIB_API void (luaL_requiref) (lua_State *L, const char *modname,
 #define luaL_pushfail(L)	lua_pushnil(L)
 
 
+/*
+** Internal assertions for in-house debugging
+*/
+#if defined LUAI_ASSERT
+#include <assert.h>
+#define lua_assert(c)	assert(c)
+#else
+#define lua_assert(x)	((void)0)
+#endif
+
+
+
 /*
 ** {======================================================
 ** Generic Buffer manipulation
diff --git a/lualib.h b/lualib.h
index eb08b530..26255290 100644
--- a/lualib.h
+++ b/lualib.h
@@ -49,10 +49,4 @@ LUAMOD_API int (luaopen_package) (lua_State *L);
 LUALIB_API void (luaL_openlibs) (lua_State *L);
 
 
-
-#if !defined(lua_assert)
-#define lua_assert(x)	((void)0)
-#endif
-
-
 #endif
-- 
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