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authorChandler Carruth <chandlerc@gmail.com>2012-03-02 00:48:38 +0000
committerChandler Carruth <chandlerc@gmail.com>2012-03-02 00:48:38 +0000
commit4166989f10eaecfb357551788a3d91275e75f119 (patch)
tree4909288d84692636d60609e9a3f1903a60db7aba /lib/Support/DAGDeltaAlgorithm.cpp
parent7550f7dce65f96aa2e95c60b04d6c9650343a5df (diff)
Remove the misguided extension here that reserved two special values in
the hash_code. I'm not sure what I was thinking here, the use cases for special values are in the *keys*, not in the hashes of those keys. We can always resurrect this if needed, or clients can accomplish the same goal themselves. This makes the general case somewhat faster (~5 cycles faster on my machine) and smaller with less branching. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151865 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support/DAGDeltaAlgorithm.cpp')
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