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re: toolchain/40066: gcc -O1 generates wrong code in loop optimize

To: gnats-bugs%NetBSD.org@localhost
Subject: re: toolchain/40066: gcc -O1 generates wrong code in loop optimize
From: matthew green <mrg%eterna.com.au@localhost>
Date: Sun, 30 Nov 2008 08:47:38 +1100

this problem does not occur on sparc64 or amd64 with 64 bit
binaries.

on amd64 with "cc -m32" it also works fine.  with "-march=i386" it fails.
with "-march=i686" it works.  this is kind of bizarre.


.mrg.

References:
- toolchain/40066: gcc -O1 generates wrong code in loop optimize
  - From: Izumi Tsutsui

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