forked from OSchip/llvm-project
55 lines
2.4 KiB
Python
55 lines
2.4 KiB
Python
# -*- Python -*-
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# Configuration file for 'lit' test runner.
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# This file contains common rules for various compiler-rt testsuites.
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# It is mostly copied from lit.cfg used by Clang.
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import os
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import platform
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# Setup test format
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execute_external = (platform.system() != 'Windows'
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or lit.getBashPath() not in [None, ""])
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config.test_format = lit.formats.ShTest(execute_external)
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# Setup clang binary.
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clang_path = getattr(config, 'clang', None)
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if (not clang_path) or (not os.path.exists(clang_path)):
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lit.fatal("Can't find Clang on path %r" % clang_path)
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if not lit.quiet:
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lit.note("using clang: %r" % clang_path)
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# Clear some environment variables that might affect Clang.
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possibly_dangerous_env_vars = ['COMPILER_PATH', 'RC_DEBUG_OPTIONS',
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'CINDEXTEST_PREAMBLE_FILE', 'LIBRARY_PATH',
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'CPATH', 'C_INCLUDE_PATH', 'CPLUS_INCLUDE_PATH',
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'OBJC_INCLUDE_PATH', 'OBJCPLUS_INCLUDE_PATH',
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'LIBCLANG_TIMING', 'LIBCLANG_OBJTRACKING',
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'LIBCLANG_LOGGING', 'LIBCLANG_BGPRIO_INDEX',
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'LIBCLANG_BGPRIO_EDIT', 'LIBCLANG_NOTHREADS',
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'LIBCLANG_RESOURCE_USAGE',
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'LIBCLANG_CODE_COMPLETION_LOGGING']
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# Clang/Win32 may refer to %INCLUDE%. vsvarsall.bat sets it.
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if platform.system() != 'Windows':
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possibly_dangerous_env_vars.append('INCLUDE')
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for name in possibly_dangerous_env_vars:
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if name in config.environment:
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del config.environment[name]
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# Tweak PATH to include llvm tools dir.
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llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
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if (not llvm_tools_dir) or (not os.path.exists(llvm_tools_dir)):
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lit.fatal("Invalid llvm_tools_dir config attribute: %r" % llvm_tools_dir)
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path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
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config.environment['PATH'] = path
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# Define %clang and %clangxx substitutions to use in test RUN lines.
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config.substitutions.append( ("%clang ", (" " + config.clang + " ")) )
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config.substitutions.append( ("%clangxx ", (" " + config.clang +
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" -ccc-clang-cxx -ccc-cxx ")) )
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# Use ugly construction to explicitly prohibit "clang", "clang++" etc.
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# in RUN lines.
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config.substitutions.append(
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(' clang', """\n\n*** Do not use 'clangXXX' in tests,
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instead define '%clangXXX' substitution in lit config. ***\n\n""") )
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