K 10
svn:author
V 6
andrew
K 8
svn:date
V 27
2012-12-18T07:26:55.493260Z
K 7
svn:log
V 270
Get libcompiler-rt and libgcc building on ARM with clang.

* Don't provide clear_cache or the __sync_* functions on ARM with clang as
  they are provided by clang as builtin functions.
* Tell clang it is aloud to compile some libgcc code using heinous GCC
  extensions.

END