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[Bug tree-optimization/36474] [4.3 Regression] GCC takes forever to compile a certain file



------- Comment #6 from rguenth at gcc dot gnu dot org  2008-06-11 09:17 -------
Subject: Bug 36474

Author: rguenth
Date: Wed Jun 11 09:16:09 2008
New Revision: 136656

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=136656
Log:
2008-06-11  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/36474
        * opts.c (decode_options): Set max-fields-for-field-sensitive
        parameter to 100 for -O2, -Os and -O3.
        * params.def (max-fields-for-field-sensitive): Set default to zero.
        * doc/invoke.texi (max-fields-for-field-sensitive): Document
        defaults.

        * gcc.dg/tree-ssa/alias-15.c: Adjust testcase.

Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/doc/invoke.texi
    branches/gcc-4_3-branch/gcc/opts.c
    branches/gcc-4_3-branch/gcc/params.def
    branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/tree-ssa/alias-15.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36474


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