Hi Christophe,
> On Fri, 17 May 2019 at 10:12, Vladislav Ivanishin <v...@ispras.ru> wrote:
>>
>> Hi!
>>
>> Without the patch, two of the newly added tests fail with bogus warnings:
>>
>> - gcc.dg/uninit-28-gimple.c (Definition guarded with NE_EXPR, use with
>> BIT_AND_EXPR. This is an FP my previous patch [1] knowingly
>> overlooks.)
>> - gcc.dg/uninit-30-gimple.c (EQ_EXPR in the predicate guarding use.
>> This is what I spotted while refactoring. It never worked, and is
>> easy to handle).
>>
>> Bootstraped with `BOOT_CFLAGS="-O -Wno-error=maybe-uninitialized
>> -Wuninitialized"` and regtested on x86_64-pc-linux-gnu. OK for trunk?
>>
>
> Hi,
>
> As you have probably noticed already, the new test uninit-28.c fails:
> /gcc/testsuite/gcc.dg/uninit-28-gimple.c:9:16: warning: 'undef' may be
> used uninitialized in this function [-Wmaybe-uninitialized]
> FAIL: gcc.dg/uninit-28-gimple.c (test for bogus messages, line 9)
> at least on arm & aarch64
I'm seeing it on sparc-sun-solaris2.11, and there are gcc-testresults
reports for i?86, mips64el, powerpc*, s390x, and x86_64.
Rainer
--
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Rainer Orth, Center for Biotechnology, Bielefeld University
