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| author | Eric Fiselier <eric@efcs.ca> | 2016-04-16 00:23:12 +0000 |
|---|---|---|
| committer | Eric Fiselier <eric@efcs.ca> | 2016-04-16 00:23:12 +0000 |
| commit | 500886841dadba249d8a95f04b2f72eb1c188606 (patch) | |
| tree | 718c584bc390a08e88d96439bf267fb4e8e0eefa /llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | |
| parent | 50154d4ec401043c58e5c74367fc63e6e9c7647d (diff) | |
| download | llvm-500886841dadba249d8a95f04b2f72eb1c188606.zip llvm-500886841dadba249d8a95f04b2f72eb1c188606.tar.gz llvm-500886841dadba249d8a95f04b2f72eb1c188606.tar.bz2 | |
Teach map/unordered_map how to optimize 'emplace(Key, T)'.
In cases where emplace is called with two arguments and the first one
matches the key_type we can Key to check for duplicates before allocating.
This patch expands on work done by dexonsmith@apple.com.
llvm-svn: 266498
Diffstat (limited to 'llvm/lib/Bitcode/Writer/BitcodeWriter.cpp')
0 files changed, 0 insertions, 0 deletions