Index: libcxx/include/__config =================================================================== --- libcxx/include/__config +++ libcxx/include/__config @@ -533,7 +533,9 @@ # define _LIBCPP_CRT_FUNC #endif -#if defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) +// Default to no DLL visibility attributes on MinGW, unless +// requested by defining _LIBCPP_DLLIMPORT. +#if defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS) || (defined(__MINGW32__) && !defined(_LIBCPP_BUILDING_LIBRARY) && !defined(_LIBCPP_DLLIMPORT)) # define _LIBCPP_DLL_VIS # define _LIBCPP_EXTERN_TEMPLATE_TYPE_VIS # define _LIBCPP_CLASS_TEMPLATE_INSTANTIATION_VIS Index: libcxx/test/support/test_macros.h =================================================================== --- libcxx/test/support/test_macros.h +++ libcxx/test/support/test_macros.h @@ -306,8 +306,7 @@ #define TEST_NOT_WIN32(...) __VA_ARGS__ #endif -#if (defined(_WIN32) && !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS)) || \ - defined(__MVS__) || defined(_AIX) +#if defined(TEST_WINDOWS_DLL) ||defined(__MVS__) || defined(_AIX) // Macros for waiving cases when we can't count allocations done within // the library implementation. // @@ -325,8 +324,7 @@ #define TEST_SUPPORTS_LIBRARY_INTERNAL_ALLOCATIONS 1 #endif -#if (defined(_WIN32) && !defined(_MSC_VER) && \ - !defined(_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS)) || \ +#if (defined(TEST_WINDOWS_DLL) && !defined(_MSC_VER)) || \ defined(__MVS__) // Normally, a replaced e.g. 'operator new' ends up used if the user code // does a call to e.g. 'operator new[]'; it's enough to replace the base Index: libcxx/utils/ci/buildkite-pipeline.yml =================================================================== --- libcxx/utils/ci/buildkite-pipeline.yml +++ libcxx/utils/ci/buildkite-pipeline.yml @@ -18,555 +18,6 @@ # steps: - # - # Light pre-commit tests for things like formatting or when people forget - # to update generated files. - # - - label: "Format" - command: "libcxx/utils/ci/run-buildbot check-format" - artifact_paths: - - "**/clang-format.patch" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - soft_fail: - - exit_status: 1 - timeout_in_minutes: 120 - - - label: "Generated output" - command: "libcxx/utils/ci/run-buildbot check-generated-output" - artifact_paths: - - "**/generated_output.patch" - - "**/generated_output.status" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Documentation" - command: "libcxx/utils/ci/run-buildbot documentation" - artifact_paths: - - "**/test-results.xml" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # - # General testing with the default configuration, under all the supported - # Standard modes, with Clang and GCC. This catches most issues upfront. - # The goal of this step is to catch most issues while being very fast. - # - - wait - - - label: "C++2b" - command: "libcxx/utils/ci/run-buildbot generic-cxx2b" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "C++11" - command: "libcxx/utils/ci/run-buildbot generic-cxx11" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "C++03" - command: "libcxx/utils/ci/run-buildbot generic-cxx03" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Modular build" - command: "libcxx/utils/ci/run-buildbot generic-modules" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "GCC 11 / C++latest" - command: "libcxx/utils/ci/run-buildbot generic-gcc" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # - # All other supported configurations of libc++. - # - - wait - - - label: "C++20" - command: "libcxx/utils/ci/run-buildbot generic-cxx20" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "C++17" - command: "libcxx/utils/ci/run-buildbot generic-cxx17" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "C++14" - command: "libcxx/utils/ci/run-buildbot generic-cxx14" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Tests with the supported compilers. - - label: "GCC 11 / C++11" - command: "libcxx/utils/ci/run-buildbot generic-gcc-cxx11" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Clang 13" - command: "libcxx/utils/ci/run-buildbot generic-clang-13" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Clang 14" - command: "libcxx/utils/ci/run-buildbot generic-clang-14" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Tests with the sanitizers. - - group: "Sanitizers" - steps: - - label: "ASAN" - command: "libcxx/utils/ci/run-buildbot generic-asan" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "TSAN" - command: "libcxx/utils/ci/run-buildbot generic-tsan" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "UBSAN" - command: "libcxx/utils/ci/run-buildbot generic-ubsan" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "MSAN" - command: "libcxx/utils/ci/run-buildbot generic-msan" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Tests with the various supported ways to build libc++. - - label: "Bootstrapping build" - command: "libcxx/utils/ci/run-buildbot bootstrapping-build" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - group: "Legacy" - steps: - - label: "Legacy Lit configuration" - command: "libcxx/utils/ci/run-buildbot legacy-test-config" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Legacy LLVM_ENABLE_PROJECTS build" - command: "libcxx/utils/ci/run-buildbot legacy-project-build" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Tests with various build configurations. - - - label: "Static libraries" - command: "libcxx/utils/ci/run-buildbot generic-static" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Shared library with merged ABI and unwinder libraries" - command: "libcxx/utils/ci/run-buildbot generic-merged" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Assertions enabled" - command: "libcxx/utils/ci/run-buildbot generic-assertions" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Debug iterators" - command: "libcxx/utils/ci/run-buildbot generic-debug-iterators" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "With LLVM's libunwind" - command: "libcxx/utils/ci/run-buildbot generic-with_llvm_unwinder" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - group: "Parts disabled" - steps: - - label: "No threads" - command: "libcxx/utils/ci/run-buildbot generic-no-threads" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No debug mode" - command: "libcxx/utils/ci/run-buildbot generic-no-debug" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No filesystem" - command: "libcxx/utils/ci/run-buildbot generic-no-filesystem" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No random device" - command: "libcxx/utils/ci/run-buildbot generic-no-random_device" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No locale" - command: "libcxx/utils/ci/run-buildbot generic-no-localization" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No Unicode" - command: "libcxx/utils/ci/run-buildbot generic-no-unicode" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No wide characters" - command: "libcxx/utils/ci/run-buildbot generic-no-wide-characters" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No experimental features" - command: "libcxx/utils/ci/run-buildbot generic-no-experimental" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "No exceptions" - command: "libcxx/utils/ci/run-buildbot generic-noexceptions" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Unstable ABI" - command: "libcxx/utils/ci/run-buildbot generic-abi-unstable" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Other non-testing CI jobs - - label: "Benchmarks" - command: "libcxx/utils/ci/run-buildbot benchmarks" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "linux" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Tests on non-Unix platforms - - group: ":windows: Windows" - steps: - label: "Clang-cl (DLL)" command: "bash libcxx/utils/ci/run-buildbot clang-cl-dll" artifact_paths: @@ -631,223 +82,3 @@ - exit_status: -1 # Agent was lost limit: 2 timeout_in_minutes: 120 - - - group: ":apple: Apple" - steps: - - label: "MacOS x86_64" - command: "libcxx/utils/ci/run-buildbot generic-cxx20" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "macos" - arch: "x86_64" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "MacOS arm64" - command: "libcxx/utils/ci/run-buildbot generic-cxx20" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "macos" - arch: "arm64" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Build with the configuration we use to generate libc++.dylib on Apple platforms - - label: "Apple system" - command: "libcxx/utils/ci/run-buildbot apple-system" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "macos" - arch: "arm64" # This can technically run on any architecture, but we have more resources on arm64 so we pin this job to arm64 - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - # Test back-deployment to older Apple platforms - - label: "Apple back-deployment macosx10.9" - command: "libcxx/utils/ci/run-buildbot apple-system-backdeployment-10.9" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "macos" - arch: "x86_64" # We need to use x86_64 for back-deployment CI, since the old dylibs were compiled for x86_64 - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Apple back-deployment macosx10.15" - command: "libcxx/utils/ci/run-buildbot apple-system-backdeployment-10.15" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "macos" - arch: "x86_64" # We need to use x86_64 for back-deployment CI, since the old dylibs were compiled for x86_64 - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Apple back-deployment macosx11.0 arm64" - command: "libcxx/utils/ci/run-buildbot apple-system-backdeployment-11.0" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders" - os: "macos" - arch: "arm64" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - group: "ARM" - steps: - - label: "AArch64" - skip: "Linaro agents offline." - command: "libcxx/utils/ci/run-buildbot aarch64" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders-linaro-arm" - arch: "aarch64" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "AArch64 -fno-exceptions" - skip: "Linaro agents offline." - command: "libcxx/utils/ci/run-buildbot aarch64-noexceptions" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders-linaro-arm" - arch: "aarch64" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Armv8" - skip: "Linaro agents offline." - command: "libcxx/utils/ci/run-buildbot armv8" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders-linaro-arm" - arch: "armv8l" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Armv8 -fno-exceptions" - skip: "Linaro agents offline." - command: "libcxx/utils/ci/run-buildbot armv8-noexceptions" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders-linaro-arm" - arch: "armv8l" - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Armv7" - skip: "Linaro agents offline." - command: "libcxx/utils/ci/run-buildbot armv7" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders-linaro-arm" - arch: "armv8l" # Compiling for v7, running on v8 hardware - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "Armv7 -fno-exceptions" - skip: "Linaro agents offline." - command: "libcxx/utils/ci/run-buildbot armv7-noexceptions" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - agents: - queue: "libcxx-builders-linaro-arm" - arch: "armv8l" # Compiling for v7, running on v8 hardware - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - group: "AIX" - steps: - - label: "AIX (32-bit)" - command: "libcxx/utils/ci/run-buildbot aix" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - env: - OBJECT_MODE: "32" - agents: - queue: libcxx-builders - os: aix - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 - - - label: "AIX (64-bit)" - command: "libcxx/utils/ci/run-buildbot aix" - artifact_paths: - - "**/test-results.xml" - - "**/*.abilist" - env: - OBJECT_MODE: "64" - agents: - queue: libcxx-builders - os: aix - retry: - automatic: - - exit_status: -1 # Agent was lost - limit: 2 - timeout_in_minutes: 120 Index: libcxx/utils/libcxx/test/features.py =================================================================== --- libcxx/utils/libcxx/test/features.py +++ libcxx/utils/libcxx/test/features.py @@ -222,7 +222,34 @@ DEFAULT_FEATURES += [ Feature(name='darwin', when=lambda cfg: '__APPLE__' in compilerMacros(cfg)), Feature(name='windows', when=lambda cfg: '_WIN32' in compilerMacros(cfg)), - Feature(name='windows-dll', when=lambda cfg: '_WIN32' in compilerMacros(cfg) and not '_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS' in compilerMacros(cfg)), + Feature(name='windows-dll', when=lambda cfg: '_WIN32' in compilerMacros(cfg) and programSucceeds(cfg, """ + #include + #include + #include + int main(int, char**) { + // Get a pointer to a data member that gets linked from the C++ + // library. This must be a data member (functions can get + // thunk inside the calling executable), and must not be + // something that is defined inline in headers. + void *ptr = &std::cout; + // Get a handle to the current main executable. + void *exe = GetModuleHandle(NULL); + // The handle points at the PE image header. Navigate through + // the header structure to find the size of the PE image (the + // executable). + PIMAGE_DOS_HEADER dosheader = (PIMAGE_DOS_HEADER)exe; + PIMAGE_NT_HEADERS ntheader = (PIMAGE_NT_HEADERS)((BYTE *)dosheader + dosheader->e_lfanew); + PIMAGE_OPTIONAL_HEADER peheader = &ntheader->OptionalHeader; + void *exeend = (BYTE*)exe + peheader->SizeOfImage; + // Check if the tested pointer - the data symbol from the + // C++ library - is located within the exe. + if (ptr >= exe && ptr <= exeend) + return 1; + // Return success if it was outside of the executable, i.e. + // loaded from a DLL. + return 0; + } + """), actions=[AddCompileFlag('-DTEST_WINDOWS_DLL')]), Feature(name='linux', when=lambda cfg: '__linux__' in compilerMacros(cfg)), Feature(name='netbsd', when=lambda cfg: '__NetBSD__' in compilerMacros(cfg)), Feature(name='freebsd', when=lambda cfg: '__FreeBSD__' in compilerMacros(cfg))