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(parent: 1538fc3) | patch
tree-ssa-dce.c (cfg_altered): New global.
authorJeff Law <law@redhat.com>
Wed, 6 Jul 2005 05:25:57 +0000 (23:25 -0600)
committerJeff Law <law@gcc.gnu.org>
Wed, 6 Jul 2005 05:25:57 +0000 (23:25 -0600)
commit9da4058c1454b279f0b5791100105bf7a6734e9d
treebfc350f65435feb35c717dcc4a70bc5ec1f0e24dtree
parent1538fc3c3efe8163132b43fb446b15f3fb9be72ccommit | diff
tree-ssa-dce.c (cfg_altered): New global.

        * tree-ssa-dce.c (cfg_altered): New global.
        (tree_dce_init): Initialize cfg_altered.
        (remove_dead_stmt): If we remove an edge in the CFG, then set
        CFG_ALTERED.
        (perform_tree_ssa_dce): If we altered the CFG, then invalidate
        the dominators.

        * gcc.c-torture/compile/pr21356.c: New test.

From-SVN: r101652
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.c-torture/compile/pr21356.c [new file with mode: 0644] blob
gcc/tree-ssa-dce.c diff | blob | history