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[Bug optimization/12199] [3.3-hammer regression] long double miscompilation in gsl/amd64
- From: "gbeauchesne at mandrakesoft dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 9 Sep 2003 13:53:24 -0000
- Subject: [Bug optimization/12199] [3.3-hammer regression] long double miscompilation in gsl/amd64
- References: <20030906231705.12199.gbeauchesne@mandrakesoft.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12199
------- Additional Comments From gbeauchesne at mandrakesoft dot com 2003-09-09 13:53 -------
Subject: Re: [3.3-hammer regression] long double
miscompilation in gsl/amd64
The testcase also fails on ia32 with SSE support that way:
gcc -m32 fp.c -O2 -mfpmath=sse -march=k8 (or -march=pentium4)
Actually, the following patch fixes it:
<http://gcc.gnu.org/ml/gcc-patches/2003-06/msg03278.html>
Jan, can you please commit the fix to 3.3-hammer along with the testcase?
Thanks,
Gwenole.