tree 046aead97021a1a42c4cf7dcf6ac32fb809548c7
parent a120d01c66010db47332b7ca67b737fda6c2c264
author Anna Zaks <ganna@apple.com> 1316805249 +0000
committer Anna Zaks <ganna@apple.com> 1316805249 +0000

Move immutable map canonization out of the removeDeadBindings loop (via using ImmutableMapRef). Gives ~2% speedup.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@140403 91177308-0d34-0410-b5e6-96231b3b80d8