commit | 9960ae8ecfa2c4278dac708a02e463f83fdf17e8 | [log] [tgz] |
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author | Chris Lattner <sabre@nondot.org> | Sun Jul 22 07:28:00 2007 +0000 |
committer | Chris Lattner <sabre@nondot.org> | Sun Jul 22 07:28:00 2007 +0000 |
tree | b59a9dafa241d32a8713ecd747b6b98b649ee8f8 | |
parent | c1fcb7762673be706b0a40477d5e93411e918f93 [diff] |
Implement a simple cache in headersearch. This speeds up preprocessing 483.xalancbmk by about 10%, reducing the number of file lookup queries from 2139411 to 199466 (over 10x) git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@40390 91177308-0d34-0410-b5e6-96231b3b80d8