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MFC r260361:
authorpfg <pfg@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Sat, 11 Jan 2014 01:45:20 +0000 (01:45 +0000)
committerpfg <pfg@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Sat, 11 Jan 2014 01:45:20 +0000 (01:45 +0000)
commit9bb83651011ed795ca38dd1508626d9470dd1b89
tree72c7c72c48edbe77361b6035bfdba68e55115b6ctree | snapshot
parente72b94455dfbe4c81473165a77537e4acce18090commit | diff
MFC r260361:

gcc: Fix optimization bug.

GCC-PR rtl-optimization/34628
* combine.c (try_combine): Stop and undo after the first combination
if an autoincrement side-effect on the first insn has effectively
been lost.

git-svn-id: svn://svn.freebsd.org/base/stable/9@260529 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
contrib/gcc/combine.c diff | blob | history
9-STABLE