[PATCH] D19937: [NFC] Less allocations in command line arguments map

[Eugene via llvm-commits]

kevgs retitled this revision from "[NFC] Prealloc command line arguments map" to "[NFC] Less allocations in  command line arguments map".
kevgs updated the summary for this revision.
kevgs added a reviewer: rafael.
kevgs updated this revision to Diff 56304.
kevgs added a comment.

Also use BumpPtrAllocator to reduce allocation count.


http://reviews.llvm.org/D19937

Files:
  include/llvm/Support/CommandLine.h
  lib/Support/CommandLine.cpp

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