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authorrth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>2011-01-22 19:35:10 +0000
committerrth <rth@138bc75d-0d04-0410-961f-82ee72b054a4>2011-01-22 19:35:10 +0000
commita50372fe702cabfa8fb6a8e3a82da919ca720cda (patch)
treee448736a4d2079d8b2bb7d5d43e46d716b00478c /gcc/common.opt
parent502904119dcbe9c75e8f3d48f8306a56c6835618 (diff)
downloadgcc-a50372fe702cabfa8fb6a8e3a82da919ca720cda.tar.gz
New -fcompare-elim pass.
Version 3, with two rounds of comments from Paolo Bonzini. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169131 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common.opt')
-rw-r--r--gcc/common.opt4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt
index 7c93c8339ac..12f41b13e88 100644
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -853,6 +853,10 @@ fcompare-debug-second
Common Driver RejectNegative Var(flag_compare_debug)
Run only the second compilation of -fcompare-debug
+fcompare-elim
+Common Report Var(flag_compare_elim_after_reload) Optimization
+Perform comparison elimination after register allocation has finished
+
fconserve-stack
Common Var(flag_conserve_stack) Optimization
Do not perform optimizations increasing noticeably stack usage