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From: Achim Gratz <Stromeko AT nexgo DOT de>
To: cygwin AT cygwin DOT com
Subject: Re: [ANNOUNCEMENT] Test: {mingw64-{i686,x86_64}-,}gcc-11.1.0-0.1
References: <announce DOT 871raewgfm DOT fsf AT Rainer DOT invalid>
 <f3f9f296-cde2-1549-e7e9-38c1c855d5df AT towo DOT net>
Date: Wed, 12 May 2021 20:53:10 +0200
In-Reply-To: <f3f9f296-cde2-1549-e7e9-38c1c855d5df@towo.net> (Thomas Wolff's
 message of "Wed, 12 May 2021 11:14:00 +0200")
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Thomas Wolff writes:
> Am 10.05.2021 um 21:13 schrieb Achim Gratz:
>> The native and mingw-w64 cross compilers have been updated for both
>> architectures to the latest upstream release version:
>>
>>   gcc-11.1.0-0.1
> Are there any known problems with gcc 11? My program crashes if
> compiled with gcc -O2; gcc -O1 works, gcc 10 also works.

None that I'd know of, especially given that very vague symptoms.  While
I guess it's possible that there's a bug in the optimizer, I'd first
attempt to rule out undefined behaviour in the program being compiled.


Regards,
Achim.
-- 
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