Re: Question regarding Protect() in lvm.c

[Roberto Ierusalimschy <roberto@...>]

> It seems that the stack can be reallocated if there is a function
> call.

A function call in Lua (not in C).


> So then in the following snippet is it okay to just protect the
> call to luaV_equalobj()?
> 
>     case OP_EQ: {
>         TValue *rb = RKB(i);
>         TValue *rc = RKC(i);
>         Protect(
>             if (cast_int(luaV_equalobj(L, rb, rc)) != GETARG_A(i))
>                 ci->u.l.savedpc++;
>             else
>                 donextjump(ci);
>         )
>     } break;

It would be, but the current 'Protect' macro only acceps commands,
not expressions.

-- Roberto