Re: warnings in 5.1.3-rc1
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- Subject: Re: warnings in 5.1.3-rc1
- From: Roberto Ierusalimschy <roberto@...>
- Date: 2008年1月18日 08:05:04 -0200
> (2)
>
> The following code in loslib.c causes warnings under MSVC2005 -W4:
>
> static int os_exit (lua_State *L) {
> exit(luaL_optint(L, 1, EXIT_SUCCESS));
> return 0; /* to avoid warnings */
> }
>
> $ cl -nologo -D_CRT_SECURE_NO_WARNINGS -c -W4 src/loslib.c loslib.c
> u:\tmp\lua-5.1.3\src\loslib.c(218) : warning C4702: unreachable code
Can you try this trick?
static int os_exit (lua_State *L) {
return (exit(luaL_optint(L, 1, EXIT_SUCCESS)), 0); /* avoid warnings */
}
-- Roberto