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author	Ira Rosen <irar@il.ibm.com>
	Thu, 22 Apr 2010 18:03:01 +0000 (18:03 +0000)
committer	Ira Rosen <irar@gcc.gnu.org>
	Thu, 22 Apr 2010 18:03:01 +0000 (18:03 +0000)
commit	74500b3e10a9980a4719ed570ae45d8c3bc811c0
tree	144fa12816f0643bd8e04966503f8528729a0649	tree
parent	8e80fcacfae2e4f30100fe3a1073dec81d7fa51e	commit \| diff

re PR tree-optimization/43842 (ice in vect_create_epilog_for_reduction)

PR tree-optimization/43842
* tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
loop unrolling in update of exit phis. Fix comment.
* tree-vect-slp.c (vect_analyze_slp): Check that there are at
least two reduction statements in the loop before starting SLP
analysis.

From-SVN: r158650

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/ChangeLog		diff \| blob \| blame \| history
gcc/testsuite/gcc.dg/vect/pr43842.c	[new file with mode: 0644]	blob
gcc/tree-vect-loop.c		diff \| blob \| blame \| history
gcc/tree-vect-slp.c		diff \| blob \| blame \| history

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