lit.cfg.py
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# -*- Python -*-
import os
# Setup config name.
config.name = 'GWP-ASan' + config.name_suffix
# Setup source root.
config.test_source_root = os.path.dirname(__file__)
# Test suffixes.
config.suffixes = ['.c', '.cpp', '.test']
# C & CXX flags.
c_flags = ([config.target_cflags])
# Android doesn't want -lrt.
if not config.android:
c_flags += ["-lrt"]
cxx_flags = (c_flags + config.cxx_mode_flags + ["-std=c++11"])
gwp_asan_flags = ["-fsanitize=scudo", "-g", "-fno-omit-frame-pointer",
"-mno-omit-leaf-frame-pointer"]
def build_invocation(compile_flags):
return " " + " ".join([config.clang] + compile_flags) + " "
# Add substitutions.
config.substitutions.append(("%clang ", build_invocation(c_flags)))
config.substitutions.append(("%clang_gwp_asan ", build_invocation(c_flags + gwp_asan_flags)))
config.substitutions.append(("%clangxx_gwp_asan ", build_invocation(cxx_flags + gwp_asan_flags)))
# Platform-specific default GWP_ASAN for lit tests. Ensure that GWP-ASan is
# enabled and that it samples every allocation.
default_gwp_asan_options = 'Enabled=1:SampleRate=1'
config.environment['GWP_ASAN_OPTIONS'] = default_gwp_asan_options
default_gwp_asan_options += ':'
config.substitutions.append(('%env_gwp_asan_options=',
'env GWP_ASAN_OPTIONS=' + default_gwp_asan_options))
# GWP-ASan tests are currently supported on Linux only.
if config.host_os not in ['Linux']:
config.unsupported = True