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Subject: [Bug tree-optimization/36891] [4.3 Regression] ICE with vector division and -ffast-math and LIM
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------- Comment #12 from rguenth at gcc dot gnu dot org  2009-06-25 09:44 -------
Subject: Bug 36891

Author: rguenth
Date: Thu Jun 25 09:44:12 2009
New Revision: 148939

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148939
Log:
2009-06-25  Richard Guenther  <rguenther@suse.de>

        Backport from mainline
        2009-01-12  Jakub Jelinek  <jakub@redhat.com>

        PR c/32041
        * c-parser.c (c_parser_postfix_expression): Allow `->' in
        offsetof member-designator, handle it as `[0].'.

        cp/
        * parser.c (cp_parser_builtin_offsetof): Allow `->' in
        offsetof member-designator, handle it as `[0].'.

        * gcc.dg/pr32041.c: New test.
        * g++.dg/parse/offsetof9.C: New test.

        2008-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
                Kaushal Kantawala  <kaushal_kantawala@playstation.sony.com>

        PR tree-optimization/36891
        * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
        the newly created variable.
        Create a VECTOR_CST of all 1s for vector types.

        * gcc.dg/torture/pr36891.c: New testcase.

Added:
    branches/gcc-4_3-branch/gcc/testsuite/g++.dg/parse/offsetof9.C
    branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/pr32041.c
    branches/gcc-4_3-branch/gcc/testsuite/gcc.dg/torture/pr36891.c
Modified:
    branches/gcc-4_3-branch/gcc/ChangeLog
    branches/gcc-4_3-branch/gcc/c-parser.c
    branches/gcc-4_3-branch/gcc/cp/ChangeLog
    branches/gcc-4_3-branch/gcc/cp/parser.c
    branches/gcc-4_3-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_3-branch/gcc/tree-ssa-loop-im.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36891