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Re: [patch] tree-ssa-ccp.c: PR tree-optimization/20936.
- From: Andreas Schwab <schwab at suse dot de>
- To: Kazu Hirata <kazu at cs dot umass dot edu>
- Cc: gcc-patches at gcc dot gnu dot org, dave dot anglin at nrc-cnrc dot gc dot ca,uweigand at de dot ibm dot com, dnovillo at redhat dot com
- Date: Fri, 15 Apr 2005 16:27:43 +0200
- Subject: Re: [patch] tree-ssa-ccp.c: PR tree-optimization/20936.
- References: <20050415.100523.18603153.kazu@cs.umass.edu>
Kazu Hirata <kazu@cs.umass.edu> writes:
> Hi,
>
> Attached is a patch to fix PR tree-optimization/20936.
>
> orig_lhs is known to be a VIEW_CONVERT_EXPR, which takes only one
> operand, so accessing TREE_OPERAND (orig_lhs, 1) leads to crash.
This does not really fix the bootstrap problem, because now the stage2 Ada
compile goes into an infinite loop.
Andreas.
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Andreas Schwab, SuSE Labs, schwab@suse.de
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