SCEV: Compress disposition pairs.
authorBenjamin Kramer <benny.kra@googlemail.com>
Sat, 7 Feb 2015 16:41:12 +0000 (16:41 +0000)
committerBenjamin Kramer <benny.kra@googlemail.com>
Sat, 7 Feb 2015 16:41:12 +0000 (16:41 +0000)
Composing DenseMaps and SmallVectors is still somewhat suboptimal,
but this at least halves the size of the vector elements. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228497 91177308-0d34-0410-b5e6-96231b3b80d8


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