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Re: [3.3 PATCH] PR rtl-opt/17363: Backport PR 11593 fix
- From: Gabriel Dos Reis <gdr at cs dot tamu dot edu>
- To: Roger Sayle <roger at eyesopen dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: 20 Sep 2004 17:16:08 -0500
- Subject: Re: [3.3 PATCH] PR rtl-opt/17363: Backport PR 11593 fix
- Organization: Texas A&M University, Department of Computer Science
- References: <Pine.LNX.4.44.0409201518580.6463-100000@www.eyesopen.com>
Roger Sayle <roger@eyesopen.com> writes:
| I'm guessing this fix is too late for gcc 3.3.5, but I've analysed
| PR rtl-optimization/17363 which is an "infinite-loop in compiler"
| regression on the 3.3 branch. Investigating further, the infinite
| loop is in sched-rgn.c, and this problem is actually a "duplicate"
| of PR bootstrap/11593 that was fixed on 3.4 and mainline. I've
| confirmed on alphaev67-dec-osf5.1 that backporting Zdenek's fix for
| 11593 resolves 17363.
|
|
| The following patch has been tested against the gcc-3_3-branch on
| both alphaev67-dec-osf5.1 and i686-pc-linux-gnu with a full "make
| bootstrap", all default languages, and regression tested with a
| top-level "make -k check" with no new failures on either target.
|
| Ok for the gcc-3_3-branch?
Yes.
Thanks,
-- Gaby