* fix all compilation warnings raised by -Wextra

* fix a multithreading issue at desinit causing invalid memory accesses (to be verified)

1 files changed, 2 insertions, 2 deletions

diff --git a/src/tools.c b/src/tools.c
index b412e84..36e0051 100644
--- a/src/tools.c
+++ b/src/tools.c
@@ -136,6 +136,7 @@ static bool_t openlib( lua_State *L, const char *name, size_t len ) {
 
 static int dummy_writer(lua_State *L, const void* p, size_t sz, void* ud)
 {
+        (void)L; (void)p; (void)sz; (void) ud; // unused
         return 666;
 }
 
@@ -1229,7 +1230,6 @@ static void inter_copy_func( lua_State *L2, uint_t L2_cache_i, lua_State *L, uin
 {
         FuncSubType funcSubType;
         lua_CFunction cfunc = luaG_tocfunction( L, i, &funcSubType); // NULL for LuaJIT-fast && bytecode functions
-        i = STACK_ABS( L, i);
 
         ASSERT_L( L2_cache_i != 0 );
         STACK_GROW(L,2);
@@ -1241,7 +1241,7 @@ static void inter_copy_func( lua_State *L2, uint_t L2_cache_i, lua_State *L, uin
                 luaL_Buffer b;
                 // 'lua_dump()' needs the function at top of stack
                 // if already on top of the stack, no need to push again
-                int needToPush = (i != lua_gettop( L));
+                int needToPush = (i != (uint_t)lua_gettop( L));
                 if( needToPush)
                         lua_pushvalue( L, i);