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authorIan Lance Taylor <iant@google.com>2016-01-27 17:42:47 +0000
committerIan Lance Taylor <ian@gcc.gnu.org>2016-01-27 17:42:47 +0000
commit1a218fc914c5693297312ea6869c94f0cf15b35a (patch)
tree9c27e28bec476497f23cf551790e63816551db2b /gcc/common.opt
parent5d70666e4c20dd634283e09336c78f79fce77d77 (diff)
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common.opt (fkeep-gc-roots-live): New undocumented option.
gcc/: * common.opt (fkeep-gc-roots-live): New undocumented option. * tree-ssa-loop-ivopts.c (add_candidate_1): If -fkeep-gc-roots-live, skip pointers. (add_iv_candidate_for_biv): Handle add_candidate_1 returning NULL. gcc/testsuite/: * gcc.dg/tree-ssa/ivopt_5.c: New test. From-SVN: r232888
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 0f2587a..520fa9c 100644
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -1380,6 +1380,10 @@ Common Report Var(flag_hoist_adjacent_loads) Optimization
Enable hoisting adjacent loads to encourage generating conditional move
instructions.
+fkeep-gc-roots-live
+Common Undocumented Report Var(flag_keep_gc_roots_live) Optimization
+; Always keep a pointer to a live memory block
+
floop-parallelize-all
Common Report Var(flag_loop_parallelize_all) Optimization
Mark all loops as parallel.