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PR rtl-optimization/20756:
authoramylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 13 May 2005 13:34:17 +0000 (13:34 +0000)
committeramylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 13 May 2005 13:34:17 +0000 (13:34 +0000)
commit4b8784dc6196a68be5fc99cfbee99a6af08a0414
tree43d9dcaef77c1333748623bb47bef2b3be06d40ctree | snapshot
parentf4fe255aa183bebd7143911af9c8082f4e93ed9ccommit | diff
PR rtl-optimization/20756:
* basic-block.h (PROP_DEAD_INSN): Define.
* flow.c (propagate_one_insn): Set during mark_set_regs call
for a dead insn.
(mark_set_1): Emit a clobber when we are about to delete a dead insn
that kills a live register.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@99657 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/basic-block.h diff | blob | history
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