On Mon, May 18, 2009 at 5:28 PM, Ben Elliston <b...@au1.ibm.com> wrote:
> Hi Ian
>
> In the last couple of days, I have started seeing the following warnings
> when building target-libiberty:
>
> /home/bje/source/gcc-clean/libiberty/cp-demangle.c:723: warning: logical
> ‘and’ of mutually exclusive tests is always false
> /home/bje/source/gcc-clean/libiberty/cp-demangle.c:742: warning: logical
> ‘and’ of mutually exclusive tests is always false
>
> The code around line 723 is:
>
> if (p == NULL
> || name == NULL
> || (kind < gnu_v3_complete_object_ctor
> && kind > gnu_v3_complete_object_allocating_ctor))
> return 0;
>
We have
enum gnu_v3_ctor_kinds {
gnu_v3_complete_object_ctor = 1,
gnu_v3_base_object_ctor,
gnu_v3_complete_object_allocating_ctor
};
What does
(kind < gnu_v3_complete_object_ctor
&& kind > gnu_v3_complete_object_allocating_ctor)
try to check? It looks like a typo to me.
--
H.J.
