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PR rtl-optimization/34773
authorhp <hp@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 1 Feb 2008 21:28:46 +0000 (21:28 +0000)
committerhp <hp@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 1 Feb 2008 21:28:46 +0000 (21:28 +0000)
commitdec9a6b80a9a5bab1c2883bb2e1c7e735bdcb90e
tree249cc303d527362a0580a568986dea3066f5601btree | snapshot
parentf761149f877ea0843033578c7795dec8c4ff9b6fcommit | diff
PR rtl-optimization/34773
* reg-notes.def (EQUAL): Mention significance of combination of
REG_EQUAL and REG_RETVAL.
* fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
insn that has a REG_RETVAL.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@132053 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/fwprop.c diff | blob | history
gcc/reg-notes.def diff | blob | history
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