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[Bug target/26223] [4.0/4.1/4.2 regression] ICE on long double with -mno-80387
- From: "pluto at agmk dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Feb 2006 15:32:06 -0000
- Subject: [Bug target/26223] [4.0/4.1/4.2 regression] ICE on long double with -mno-80387
- References: <bug-26223-7667@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from pluto at agmk dot net 2006-02-16 15:32 -------
(In reply to comment #3)
> I don't know if this is really valid code as long double on x86_64 uses 387 so
> turning off 387 explicitly says no 387 instructions. In fact I think the
> regression was caused by actually -mno-387 working correctly in turning off the
> 387 instructions from being emitting.
>
testcase from #c2 works with -m32 -mno-80387 -mno-fp-ret-in-387 -msoft-float
but fails with -m64.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26223