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re PR tree-optimization/57385 ([tree-ssa] Possible segfault in fully_constant_vn_refe...
authorAlexander Ivchenko <alexander.ivchenko@intel.com>
Fri, 24 May 2013 09:08:45 +0000 (09:08 +0000)
committerKirill Yukhin <kyukhin@gcc.gnu.org>
Fri, 24 May 2013 09:08:45 +0000 (09:08 +0000)
commit634e03d3b84e77a4ff15f6271016dcb309eb0f95
treea4f0295eb7ee3be44054ba1e4ed8760a40410884tree
parent633a3f2aea9d047c21afd1ae7fb2d5c02589e883commit | diff
re PR tree-optimization/57385 ([tree-ssa] Possible segfault in fully_constant_vn_reference_p)

gcc/ChangeLog
        PR tree-ssa/57385
        * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Check
        that index is not negative.

gcc/testsuite/ChangeLog
        PR tree-ssa/57385
        * gcc.dg/tree-ssa/pr57385.c: New test.

From-SVN: r199282
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/tree-ssa-sccvn.c diff | blob | history