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r143921 - in /branches/alias-improvements/gcc: ...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 04 Feb 2009 12:14:55 -0000
- Subject: r143921 - in /branches/alias-improvements/gcc: ...
Author: rguenth
Date: Wed Feb 4 12:14:54 2009
New Revision: 143921
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143921
Log:
2009-02-04 Richard Guenther <rguenther@suse.de>
Revert
* tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
Simplify test for memory referencing statement.
(get_val_for): Handle &a[i_1] by bailing out.
(loop_niter_by_eval): Handle get_va_for bailing out.
* tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
Simplify test for memory referencing statement. Exclude
non-invariant ADDR_EXPRs.
Modified:
branches/alias-improvements/gcc/ChangeLog.alias
branches/alias-improvements/gcc/tree-ssa-loop-niter.c