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(parent: 2449e8e) | patch
re PR rtl-optimization/34773 (miscompilation of vfprintf_r)
authorHans-Peter Nilsson <hp@axis.com>
Fri, 1 Feb 2008 21:28:46 +0000 (21:28 +0000)
committerHans-Peter Nilsson <hp@gcc.gnu.org>
Fri, 1 Feb 2008 21:28:46 +0000 (21:28 +0000)
commit3e836a310dd93958129e5b917466c4f11cbabc13
tree249cc303d527362a0580a568986dea3066f5601btree
parent2449e8e5cdb140871c4368606cd3405a48103319commit | diff
re PR rtl-optimization/34773 (miscompilation of vfprintf_r)

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.

From-SVN: r132053
gcc/ChangeLog diff | blob | blame | history
gcc/fwprop.c diff | blob | blame | history
gcc/reg-notes.def diff | blob | blame | history
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