[lldb] Fix TypeError: argument of type 'NoneType' is not iterable
Check if we have an apple_sdk before checking if it contains "internal".
diff --git a/lldb/packages/Python/lldbsuite/test/builders/darwin.py b/lldb/packages/Python/lldbsuite/test/builders/darwin.py
index 33a925c..fd97ef8 100644
--- a/lldb/packages/Python/lldbsuite/test/builders/darwin.py
+++ b/lldb/packages/Python/lldbsuite/test/builders/darwin.py
@@ -79,7 +79,7 @@
if configuration.dsymutil:
args['DSYMUTIL'] = configuration.dsymutil
- if 'internal' in configuration.apple_sdk:
+ if configuration.apple_sdk and 'internal' in configuration.apple_sdk:
sdk_root = lldbutil.get_xcode_sdk_root(configuration.apple_sdk)
if sdk_root:
private_frameworks = os.path.join(sdk_root, 'System',