Allow Makefile to pick up environmental CFLAGS_FOR_TARGET, and
authorJing Yu <jingyu@google.com>
Thu, 12 Aug 2010 22:52:15 +0000 (15:52 -0700)
committerJing Yu <jingyu@google.com>
Thu, 12 Aug 2010 22:52:15 +0000 (15:52 -0700)
commitde263c26a7680529baca731c003bc58b68d72511
tree1a20285b8da7e52cd766f9f4151369539e5f9e32
parentc21b158d6f0910929dcec75327455770268a1d67
Allow Makefile to pick up environmental CFLAGS_FOR_TARGET, and
CXXFLAGS_FOR_TARGET. So that libstdc++_v3 libraries can be built
without modifying the Makefiles.

Change-Id: I569febd84a1bf60b15b19030064b4d9996c93bb0
Tested:
  export CFLAGS_FOR_TARGET=-fexceptions
  export CXXFLAGS_FOR_TARGET=-frtti
  Add --enable-libstdc__-v3 to the configuration command, build a C++
  supportive toolchain.
Makefile.in
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