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Solaris gcc optimisation failures; was RE: [PATCH pp_hot.c] test failure in op/dor.t

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From:
Robin Barker
Date:
August 23, 2006 03:49
Subject:
Solaris gcc optimisation failures; was RE: [PATCH pp_hot.c] test failure in op/dor.t
Message ID:
2C2E01334A940D4792B3E115F95B7226120A11@exchsvr1.npl.ad.local
> From: Rafael Garcia-Suarez [mailto:rgarciasuarez@gmail.com]
> Sent: 18 August 2006 16:48
> Subject: Re: [PATCH pp_hot.c] test failure in op/dor.t

> On 18/08/06, Robin Barker <Robin.Barker@npl.co.uk> wrote:
> > When testing 5.9.4 on solaris, I had a failure in t/op/dor.t

> I end up suspecting the optimizer of gcc 4.1.1 to be really bad. 
> I saw other errors. Can you reproduce it without -O in "optimize" ?
> I applied your patch as change #28735, thanks.

I tried building and testing with different -O<n>

The op/dor.t failure occurs with -O1 but not -O0 or -O2 !

I see a failure in ext/POSIX/t/sysconf.t 
(a segmentation fault after "ok 39")
this one occurs with -O2 but not -O0 or -O1.

Robin

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