Convert ScalarEvolution to use BumpPtrAllocator and FoldingSet, instead
of a team of individual allocations and a team of std::maps.

llvm-svn: 74393
3 files changed
tree: 36ac94929c8e5914e85f6e4d3a247b9a276ab761
  1. clang/
  2. compiler-rt/
  3. llvm/