Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Sven Lankes
On Sun, Sep 26, 2010 at 09:33:49PM +0200, Ralf Ertzinger wrote: > Please forgive me for being confused, but isn't the default for Fedora > to build with -O2? The issue exists for code compiled with at least -O1 - so -O2 compiled code is affected as well. -- sven === jabber/xmpp: s...@lankes.net

Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Ralf Ertzinger
Hi. On Sun, 26 Sep 2010 10:40:22 -0700, John Reiser wrote > Compiled code for minimum(), maximum(), etc. suffers from a compiler > bug: https://bugzilla.redhat.com/show_bug.cgi?id=634757-O1 > wrong-code by cmove Unfortunately this bug can corrupt user data > silently. Please forgive me for b

Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Kalev Lember
On 09/26/2010 09:47 PM, Jan Kratochvil wrote: > On Sun, 26 Sep 2010 20:41:04 +0200, Bruno Wolff III wrote: >> On Sun, Sep 26, 2010 at 20:32:14 +0200, Jan >> Kratochvil wrote: >>> gcc-4.5.1-4.fc14: PASS >>> gcc-4.5.1-3.fc14: FAIL >>> gcc-4.5.1-2.fc14: There was no -2. >>> gcc-4.5.1-1.fc14: PASS >>

Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Jan Kratochvil
On Sun, 26 Sep 2010 20:41:04 +0200, Bruno Wolff III wrote: > On Sun, Sep 26, 2010 at 20:32:14 +0200, Jan Kratochvil > wrote: > > gcc-4.5.1-4.fc14: PASS > > gcc-4.5.1-3.fc14: FAIL > > gcc-4.5.1-2.fc14: There was no -2. > > gcc-4.5.1-1.fc14: PASS > > Does that mean the problem is restricted to pac

Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Bruno Wolff III
On Sun, Sep 26, 2010 at 20:32:14 +0200, Jan Kratochvil wrote: > On Sun, 26 Sep 2010 19:58:05 +0200, Bruno Wolff III wrote: > > On Sun, Sep 26, 2010 at 10:40:22 -0700, John Reiser > > wrote: > > > Compiled code for minimum(), maximum(), etc. suffers from a compiler bug: > > > https://bugzilla.r

Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Jan Kratochvil
On Sun, 26 Sep 2010 19:58:05 +0200, Bruno Wolff III wrote: > On Sun, Sep 26, 2010 at 10:40:22 -0700, John Reiser > wrote: > > Compiled code for minimum(), maximum(), etc. suffers from a compiler bug: > > https://bugzilla.redhat.com/show_bug.cgi?id=634757-O1 wrong-code by > > cmove [...] > Do

Re: Fedora 14 Beta corrupts user data

2010-09-26 Thread Bruno Wolff III
On Sun, Sep 26, 2010 at 10:40:22 -0700, John Reiser wrote: > Compiled code for minimum(), maximum(), etc. suffers from a compiler bug: > https://bugzilla.redhat.com/show_bug.cgi?id=634757-O1 wrong-code by cmove > Unfortunately this bug can corrupt user data silently. > > I have hit the bug

Fedora 14 Beta corrupts user data

2010-09-26 Thread John Reiser
Compiled code for minimum(), maximum(), etc. suffers from a compiler bug: https://bugzilla.redhat.com/show_bug.cgi?id=634757-O1 wrong-code by cmove Unfortunately this bug can corrupt user data silently. I have hit the bug three times myself (bz 635508, 637303, 637461) and consider myself lucky