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[Bug middle-end/32327] [4.2 Regression] Incorrect stack sharing causing removal of live code
- From: "dougkwan at google dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Jun 2007 00:59:12 -0000
- Subject: [Bug middle-end/32327] [4.2 Regression] Incorrect stack sharing causing removal of live code
- References: <bug-32327-91@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #15 from dougkwan at google dot com 2007-06-14 00:59 -------
Subject: Re: [4.2 Regression] Incorrect stack sharing causing removal of live
code
Then the stack local sharing code is very broken. It should do a real
live-range analysis instead of using block scoping information form
the source tree.
-Doug
14 Jun 2007 00:52:45 -0000, pinskia at gmail dot com
<gcc-bugzilla@gcc.gnu.org>:
> It can't because the debugging information will be messed up.
>
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32327