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re PR rtl-optimization/20527 (Mishandling of postincrement causes bzip2 miscompilation.)
authorHans-Peter Nilsson <hp@axis.com>
Tue, 22 Mar 2005 03:48:44 +0000 (03:48 +0000)
committerHans-Peter Nilsson <hp@gcc.gnu.org>
Tue, 22 Mar 2005 03:48:44 +0000 (03:48 +0000)
commit17c9bcdd2886e8243937d80e45f9315f472a395d
tree49b678c9ba3b7d15c623064be8b7ac677529e32btree | snapshot
parent9d7cb254255ee037f4b0852c661a5a5212353d1ccommit | diff
re PR rtl-optimization/20527 (Mishandling of postincrement causes bzip2 miscompilation.)

PR rtl-optimization/20527
* combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
REG_INC note, test that the register also isn't mentioned in PRED
or SUCC.

From-SVN: r96853
gcc/ChangeLog diff | blob | blame | history
gcc/combine.c diff | blob | blame | history
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