[Bug middle-end/42193] [4.5 Regression] 454.calculix in SPEC CPU 2006 failed to compile at -O3

[irar at gcc dot gnu dot org]

------- Comment #4 from irar at gcc dot gnu dot org  2009-11-29 17:30 -------
Subject: Bug 42193

Author: irar
Date: Sun Nov 29 17:30:20 2009
New Revision: 154738

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=154738
Log:

        PR tree-optimization/42193
        * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
        to 1 in case of basic block SLP.
        (vectorizable_load): Likewise.


Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr42193.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-stmts.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42193