Move a DenseMap's declaration outside of a loop, and just call
authorDan Gohman <gohman@apple.com>
Mon, 23 Jun 2008 21:15:00 +0000 (21:15 +0000)
committerDan Gohman <gohman@apple.com>
Mon, 23 Jun 2008 21:15:00 +0000 (21:15 +0000)
clear() on each iteration. This avoids allocating and deallocating
all of DenseMap's memory on each iteration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52642 91177308-0d34-0410-b5e6-96231b3b80d8


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