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[Bug rtl-optimization/41646] [4.3/4.4/4.5 Regression] Reload ICE due to combiner extending life time of a hard register
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 9 Oct 2009 14:42:21 -0000
- Subject: [Bug rtl-optimization/41646] [4.3/4.4/4.5 Regression] Reload ICE due to combiner extending life time of a hard register
- References: <bug-41646-87@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from jakub at gcc dot gnu dot org 2009-10-09 14:42 -------
Or perhaps the bug is that we should force the return value into a register to
avoid having hard regs in the arithmetic instructions so early.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41646