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[Bug rtl-optimization/20290] [4.0/4.1 Regression] Miscompilation on ppc/arm with -Os
- From: "rth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 31 Mar 2005 21:46:34 -0000
- Subject: [Bug rtl-optimization/20290] [4.0/4.1 Regression] Miscompilation on ppc/arm with -Os
- References: <20050302203320.20290.jakub@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From rth at gcc dot gnu dot org 2005-03-31 21:46 -------
Subject: Re: [PR rtl-optimization/20290] loop body doesn't run in every iteration if exit test is the loop entry point
On Sun, Mar 20, 2005 at 03:33:49PM -0300, Alexandre Oliva wrote:
> * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
> in every iteration if the entry point is the exit test.
Ok.
r~
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20290