Resubmit "[lit] Raise the logic for enabling clang & lld substitutions to llvm."

The substitution for %debuginfo_tests had been inadvertently removed.
This adds it back.

llvm-svn: 316043
This commit is contained in:
Zachary Turner 2017-10-17 23:43:36 +00:00
parent f78f7c05d4
commit 8eb7005e21
1 changed files with 20 additions and 135 deletions

View File

@ -39,71 +39,35 @@ config.test_source_root = os.path.dirname(__file__)
# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.clang_obj_root, 'test')
# Clear some environment variables that might affect Clang.
#
# This first set of vars are read by Clang, but shouldn't affect tests
# that aren't specifically looking for these features, or are required
# simply to run the tests at all.
#
# FIXME: Should we have a tool that enforces this?
llvm_config.use_default_substitutions()
# safe_env_vars = ('TMPDIR', 'TEMP', 'TMP', 'USERPROFILE', 'PWD',
# 'MACOSX_DEPLOYMENT_TARGET', 'IPHONEOS_DEPLOYMENT_TARGET',
# 'VCINSTALLDIR', 'VC100COMNTOOLS', 'VC90COMNTOOLS',
# 'VC80COMNTOOLS')
possibly_dangerous_env_vars = ['COMPILER_PATH', 'RC_DEBUG_OPTIONS',
'CINDEXTEST_PREAMBLE_FILE', 'LIBRARY_PATH',
'CPATH', 'C_INCLUDE_PATH', 'CPLUS_INCLUDE_PATH',
'OBJC_INCLUDE_PATH', 'OBJCPLUS_INCLUDE_PATH',
'LIBCLANG_TIMING', 'LIBCLANG_OBJTRACKING',
'LIBCLANG_LOGGING', 'LIBCLANG_BGPRIO_INDEX',
'LIBCLANG_BGPRIO_EDIT', 'LIBCLANG_NOTHREADS',
'LIBCLANG_RESOURCE_USAGE',
'LIBCLANG_CODE_COMPLETION_LOGGING']
# Clang/Win32 may refer to %INCLUDE%. vsvarsall.bat sets it.
if platform.system() != 'Windows':
possibly_dangerous_env_vars.append('INCLUDE')
llvm_config.clear_environment(possibly_dangerous_env_vars)
# Tweak the PATH to include the tools dir and the scripts dir.
llvm_config.with_environment(
'PATH', [config.llvm_tools_dir, config.clang_tools_dir], append_path=True)
llvm_config.with_environment('LD_LIBRARY_PATH', [
config.llvm_shlib_dir, config.llvm_libs_dir], append_path=True)
llvm_config.use_clang()
# Propagate path to symbolizer for ASan/MSan.
llvm_config.with_system_environment(
['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH'])
llvm_config.use_default_substitutions()
# Discover the 'clang' and 'clangcc' to use.
config.substitutions.append(('%PATH%', config.environment['PATH']))
def inferClang(PATH):
# Determine which clang to use.
clang = os.getenv('CLANG')
# For each occurrence of a clang tool name, replace it with the full path to
# the build directory holding that tool. We explicitly specify the directories
# to search to ensure that we get the tools just built and not some random
# tools that might happen to be in the user's PATH.
tool_dirs = [config.clang_tools_dir, config.llvm_tools_dir]
# If the user set clang in the environment, definitely use that and don't
# try to validate.
if clang:
return clang
tools = [
'c-index-test', 'clang-check', 'clang-diff', 'clang-format', 'opt',
ToolSubst('%test_debuginfo', command=os.path.join(
config.llvm_src_root, 'utils', 'test_debuginfo.pl')),
ToolSubst('%clang_func_map', command=FindTool(
'clang-func-mapping'), unresolved='ignore'),
]
# Otherwise look in the path.
clang = lit.util.which('clang', PATH)
if config.clang_examples:
tools.append('clang-interpreter')
if not clang:
lit_config.fatal("couldn't find 'clang' program, try setting "
'CLANG in your environment')
return clang
config.clang = inferClang(config.environment['PATH']).replace('\\', '/')
if not lit_config.quiet:
lit_config.note('using clang: %r' % config.clang)
llvm_config.add_tool_substitutions(tools, tool_dirs)
# Plugins (loadable modules)
# TODO: This should be supplied by Makefile or autoconf.
@ -115,87 +79,6 @@ else:
if has_plugins and config.llvm_plugin_ext:
config.available_features.add('plugins')
config.substitutions.append(('%llvmshlibdir', config.llvm_shlib_dir))
config.substitutions.append(('%pluginext', config.llvm_plugin_ext))
config.substitutions.append(('%PATH%', config.environment['PATH']))
if config.clang_examples:
config.available_features.add('examples')
builtin_include_dir = llvm_config.get_clang_builtin_include_dir(config.clang)
tools = [
# By specifying %clang_cc1 as part of the substitution, this substitution
# relies on repeated substitution, so must come before %clang_cc1.
ToolSubst('%clang_analyze_cc1', command='%clang_cc1',
extra_args=['-analyze', '%analyze']),
ToolSubst('%clang_cc1', command=config.clang, extra_args=[
'-cc1', '-internal-isystem', builtin_include_dir, '-nostdsysteminc']),
ToolSubst('%clang_cpp', command=config.clang,
extra_args=['--driver-mode=cpp']),
ToolSubst('%clang_cl', command=config.clang,
extra_args=['--driver-mode=cl']),
ToolSubst('%clangxx', command=config.clang,
extra_args=['--driver-mode=g++']),
ToolSubst('%clang_func_map', command=FindTool(
'clang-func-mapping'), unresolved='ignore'),
ToolSubst('%clang', command=config.clang),
ToolSubst('%test_debuginfo', command=os.path.join(
config.llvm_src_root, 'utils', 'test_debuginfo.pl')),
'c-index-test', 'clang-check', 'clang-diff', 'clang-format', 'opt']
if config.clang_examples:
tools.append('clang-interpreter')
# For each occurrence of a clang tool name, replace it with the full path to
# the build directory holding that tool. We explicitly specify the directories
# to search to ensure that we get the tools just built and not some random
# tools that might happen to be in the user's PATH.
tool_dirs = [config.clang_tools_dir, config.llvm_tools_dir]
llvm_config.add_tool_substitutions(tools, tool_dirs)
# FIXME: Find nicer way to prohibit this.
config.substitutions.append(
(' clang ', """*** Do not use 'clang' in tests, use '%clang'. ***"""))
config.substitutions.append(
(' clang\+\+ ', """*** Do not use 'clang++' in tests, use '%clangxx'. ***"""))
config.substitutions.append(
(' clang-cc ',
"""*** Do not use 'clang-cc' in tests, use '%clang_cc1'. ***"""))
config.substitutions.append(
(' clang -cc1 -analyze ',
"""*** Do not use 'clang -cc1 -analyze' in tests, use '%clang_analyze_cc1'. ***"""))
config.substitutions.append(
(' clang -cc1 ',
"""*** Do not use 'clang -cc1' in tests, use '%clang_cc1'. ***"""))
config.substitutions.append(
(' %clang-cc1 ',
"""*** invalid substitution, use '%clang_cc1'. ***"""))
config.substitutions.append(
(' %clang-cpp ',
"""*** invalid substitution, use '%clang_cpp'. ***"""))
config.substitutions.append(
(' %clang-cl ',
"""*** invalid substitution, use '%clang_cl'. ***"""))
config.substitutions.append(('%itanium_abi_triple',
llvm_config.make_itanium_abi_triple(config.target_triple)))
config.substitutions.append(('%ms_abi_triple',
llvm_config.make_msabi_triple(config.target_triple)))
config.substitutions.append(('%resource_dir', builtin_include_dir))
# The host triple might not be set, at least if we're compiling clang from
# an already installed llvm.
if config.host_triple and config.host_triple != '@LLVM_HOST_TRIPLE@':
config.substitutions.append(('%target_itanium_abi_host_triple',
'--target=%s' % llvm_config.make_itanium_abi_triple(config.host_triple)))
else:
config.substitutions.append(('%target_itanium_abi_host_triple', ''))
config.substitutions.append(
('%src_include_dir', config.clang_src_dir + '/include'))
# Set available features we allow tests to conditionalize on.
#
if config.clang_default_cxx_stdlib != '':
@ -227,6 +110,8 @@ if platform.system() not in ['Darwin', 'Fuchsia']:
config.available_features.add('libgcc')
# Case-insensitive file system
def is_filesystem_case_insensitive():
handle, path = tempfile.mkstemp(
prefix='case-test', dir=config.test_exec_root)