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re PR middle-end/56559 (ICE in propagate_op_to_single_use, at tree-ssa-reassoc.c...
authorJakub Jelinek <jakub@redhat.com>
Thu, 7 Mar 2013 14:34:15 +0000 (15:34 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Thu, 7 Mar 2013 14:34:15 +0000 (15:34 +0100)
commit5bf6606a1cd384297f6d7906f7fd76cf981a20fb
tree74ca0a57a8fa68a20090bd3cc57460859957b48ftree
parent7bb75486ab14b3f9e35dc8bdab0ae136023450a5commit | diff
re PR middle-end/56559 (ICE in propagate_op_to_single_use, at tree-ssa-reassoc.c:1057)

PR tree-optimization/56559
* tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2,
check that it has only a single use.

* gcc.dg/tree-ssa/reassoc-26.c: New test.

From-SVN: r196520
gcc/ChangeLog diff | blob | blame | history
gcc/testsuite/ChangeLog diff | blob | blame | history
gcc/testsuite/gcc.dg/tree-ssa/reassoc-26.c [new file with mode: 0644] blob
gcc/tree-ssa-reassoc.c diff | blob | blame | history
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