CFG objects now internally store a (lazily created) map from block-level
expressions to IDs.  This is used by various dataflow analyses, but is
also useful for anyone querying a CFG to determine where an expression
is evaluated.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@42495 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed