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Only supports ASAN mode right now. Standalone requires a some more plumbing so it will be a follow-up. Mac-only but I suspect this will be fine on Linux also since it's based on the check-asan file, will follow up after testing. Differential Revision: https://reviews.llvm.org/D153651
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import("//compiler-rt/target.gni") | ||
import("//compiler-rt/test/test.gni") | ||
import("//llvm/lib/Target/targets.gni") | ||
import("//llvm/utils/gn/build/toolchain/compiler.gni") | ||
import("//llvm/utils/gn/build/write_cmake_config.gni") | ||
import("//llvm/version.gni") | ||
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write_cmake_config("asan_mode_cfg") { | ||
input = "lit.site.cfg.py.in" | ||
output = "$target_gen_dir/${crt_current_target_arch}AsanConfig/lit.site.cfg.py" | ||
values = [ | ||
"LSAN_LIT_SOURCE_DIR=" + rebase_path("."), | ||
"LSAN_TEST_CONFIG_SUFFIX=$crt_current_target_suffix", | ||
"LSAN_TEST_TARGET_CFLAGS=$target_flags_string", | ||
# TODO(lgrey): Support standalone mode | ||
"LSAN_LIT_TEST_MODE=AddressSanitizer", | ||
"LSAN_TEST_TARGET_ARCH=$crt_current_target_arch", | ||
"COMPILER_RT_BINARY_DIR=" + rebase_path("$root_gen_dir/compiler-rt"), | ||
"LIT_SITE_CFG_IN_HEADER=## Autogenerated from $input, do not edit", | ||
] | ||
} | ||
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if (current_toolchain != host_toolchain) { | ||
group("lsan_toolchain") { | ||
deps = [ | ||
":asan_mode_cfg", | ||
"//compiler-rt/include($host_toolchain)", | ||
"//compiler-rt/lib/asan", | ||
"//compiler-rt/lib/lsan:common_sources", | ||
"//compiler-rt/lib/profile", | ||
"//compiler-rt/test:lit_common_configured", | ||
"//llvm/tools/llvm-readobj($host_toolchain)", | ||
"//llvm/tools/llvm-symbolizer($host_toolchain)", | ||
"//llvm/utils/FileCheck($host_toolchain)", | ||
"//llvm/utils/count($host_toolchain)", | ||
"//llvm/utils/llvm-lit($host_toolchain)", | ||
"//llvm/utils/not($host_toolchain)", | ||
] | ||
} | ||
} | ||
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supported_toolchains = [] | ||
# TODO(lgrey): Test Linux | ||
if (host_os == "mac") { | ||
supported_toolchains += [ "//llvm/utils/gn/build/toolchain:stage2_unix" ] | ||
} | ||
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group("lsan") { | ||
deps = [] | ||
foreach(toolchain, supported_toolchains) { | ||
deps += [ ":lsan_toolchain($toolchain)" ] | ||
} | ||
} | ||
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if (supported_toolchains != []) { | ||
action("check-lsan") { | ||
script = "$root_build_dir/bin/llvm-lit" | ||
args = [ "-sv" ] | ||
foreach(toolchain, supported_toolchains) { | ||
test_dir = rebase_path( | ||
get_label_info(":lit_site_cfg($toolchain)", "target_gen_dir"), | ||
root_build_dir) | ||
args += [ | ||
test_dir + "/${crt_current_target_arch}AsanConfig", | ||
] | ||
} | ||
outputs = [ "$target_gen_dir/run-lit" ] # Non-existing, so that ninja runs | ||
# it each time. | ||
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# Since check-lsan is always dirty, //:default doesn't depend on it so | ||
# that it's not part of the default ninja target. Hence, check-lsan | ||
# shouldn't have any deps except :lsan. so that the default target is | ||
# sure to build all the deps. | ||
deps = [ ":lsan" ] | ||
testonly = true | ||
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pool = "//:console" | ||
} | ||
} |