libc++abi: try harder to force the LLVM unwinder on ARM
authorSaleem Abdulrasool <compnerd@compnerd.org>
Tue, 28 Apr 2015 02:09:53 +0000 (02:09 +0000)
committerSaleem Abdulrasool <compnerd@compnerd.org>
Tue, 28 Apr 2015 02:09:53 +0000 (02:09 +0000)
commite5f6e2b67101050c42fb2b1e6a1f050bd1378eb1
tree18c81a93a188e15eb37fb22c6535ae415c7f6285
parent190528703f8362c530c7867a44dac6cde938b5ac
libc++abi: try harder to force the LLVM unwinder on ARM

Attempting to default the option to ON for ARM doesnt seem to work.  Force the
check lower and perform the check at the two sites that matter: the CPPFLAGS
definition and the header search path setup.

llvm-svn: 235964
libcxxabi/CMakeLists.txt