On OS X, use xcrun (if present) to find the clang to use for static analysis if
no clang can be found relative to the location of scan-build.

Fixes <rdar://problem/11691794>

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@162535 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed