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authorJeff Law <law@redhat.com>2013-11-12 09:41:51 -0700
committerJeff Law <law@gcc.gnu.org>2013-11-12 09:41:51 -0700
commit6ab7a3d7c4ca285806bdcab129378dce88d0a110 (patch)
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gimple-ssa-isolate-paths.c (check_loadstore): New function.
* gimple-ssa-isolate-paths.c (check_loadstore): New function. (insert_trap_and_remove_trailing_statements): New argument OP which is the NULL pointer. Emit the trap after the load/store through the NULL pointer. Simplify the RHS of a store through a NULL pointer when trivial to do so. (isolate_path): Corresponding changes. (gimple_ssa_isolate_erroneous_path): Likewise. * gcc.dg/tree-ssa/isolate-1.c: Update expected output. * gcc.dg/tree-ssa/isolate-5.c: New test. From-SVN: r204708
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