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author | Dan Gohman <gohman@apple.com> | 2011-10-17 22:53:25 +0000 |
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committer | Dan Gohman <gohman@apple.com> | 2011-10-17 22:53:25 +0000 |
commit | a7107f992e20a1dc99a223e2f5a02c02f50faa07 (patch) | |
tree | bfb82958d9e03869db1fc80b75b8825fb604cbc3 /llvm/lib/Target/TargetMachine.cpp | |
parent | f18eec158c30776ed378998f8373c7950a227134 (diff) | |
download | bcm5719-llvm-a7107f992e20a1dc99a223e2f5a02c02f50faa07.tar.gz bcm5719-llvm-a7107f992e20a1dc99a223e2f5a02c02f50faa07.zip |
Teach the ARC optimizer about the !clang.arc.copy_on_escape metadata
tag on objc_retainBlock calls, which indicates that they may be
optimized away. rdar://10211286.
llvm-svn: 142298
Diffstat (limited to 'llvm/lib/Target/TargetMachine.cpp')
0 files changed, 0 insertions, 0 deletions