Clang's lit cfg already detects the currently selected SDK via
"xcrun --show-sdk-path". The same thing should be done for compiler-rt tests,
to make them work on recent OS X versions. Instead of duplicating the detection
code, this patch extracts the detection function into a lit.util method.
Patch by Kuba Brecka (kuba.brecka@gmail.com),
reviewed at http://reviews.llvm.org/D4072
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210534
91177308-0d34-0410-b5e6-
96231b3b80d8
err = str(err)
return out, err, exitCode
+
+def usePlatformSdkOnDarwin(config, lit_config):
+ # On Darwin, support relocatable SDKs by providing Clang with a
+ # default system root path.
+ if 'darwin' in config.target_triple:
+ try:
+ cmd = subprocess.Popen(['xcrun', '--show-sdk-path'],
+ stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+ out, err = cmd.communicate()
+ out = out.strip()
+ res = cmd.wait()
+ except OSError:
+ res = -1
+ if res == 0 and out:
+ sdk_path = out
+ lit_config.note('using SDKROOT: %r' % sdk_path)
+ config.environment['SDKROOT'] = sdk_path