Add optional record of "location" SVals in the environment.  When we analyzing loads/stores, we lose the location SVal, which makes it difficult to recover in some cases (e.g., for post diagnostics).  This is prep for pending changes to GRExprEngine.

llvm-svn: 112930
4 files changed
tree: fd16417d6eccbadda026306058751f8e59d09b45
  1. clang/
  2. compiler-rt/
  3. libcxx/
  4. lldb/
  5. llvm/