[PATCH] D22290: [PATCH 2/2] [Driver] Compute effective target triples once per job (NFCI)

[Vedant Kumar via cfe-commits]

vsk created this revision.
vsk added a reviewer: dexonsmith.
vsk added a subscriber: cfe-commits.
Herald added subscribers: srhines, danalbert, tberghammer, aemerson.

Compute an effective target triple exactly once in ConstructJob(), and
then simply pass around const references to it. This eliminates wasteful
re-computation of effective triples (e.g in getARMFloatABI()).

http://reviews.llvm.org/D22290

Files:
  include/clang/Driver/SanitizerArgs.h
  include/clang/Driver/Tool.h
  include/clang/Driver/ToolChain.h
  lib/Driver/Driver.cpp
  lib/Driver/SanitizerArgs.cpp
  lib/Driver/ToolChain.cpp
  lib/Driver/ToolChains.cpp
  lib/Driver/ToolChains.h
  lib/Driver/Tools.cpp
  lib/Driver/Tools.h

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