Re: [PATCH, testsuite]: Fix PR target/48055; FAIL: gcc.c-torture/execute/builtins/memcpy-chk.c compilation, -O2 -flto

[Jakub Jelinek <jakub at redhat dot com>]

On Thu, Mar 10, 2011 at 04:48:48PM +0100, Uros Bizjak wrote:
> > Are you sure? ?Making the vars static enables folding the zero initialization.
> 
> I was looking at other similar testcases (snprintf-chk.c,
> vsprintf-chk.c), where uninitialized buffer is declared as static (and
> it didn't fail lto tests). Anyway, let's ask the author of the test
> (CC'd).

The tests weren't written with LTO in mind, after all LTO wasn't supported
by GCC at that point.  But I agree with Richard, we shouldn't working around
buggy ld in the gcc testsuite, it is good to know that you have a buggy
linker...

	Jakub