| # Make a local copy of the substitutions. | |
| config.substitutions = list(config.substitutions) | |
| config.substitutions.insert(0, ('%check-in-clang', | |
| '%%clang -fsyntax-only -x objective-c-header -fobjc-arc -fmodules ' | |
| '-fmodules-validate-system-headers ' | |
| '-Weverything -Werror -Wno-unused-macros -Wno-incomplete-module ' | |
| '-I %%clang-include-dir ' | |
| '-isysroot %r/Inputs/clang-importer-sdk' % config.test_source_root) ) |