[libcxx] r243574 - Recommit r243503 "[libcxx] Cleanup CMake configuration and integrate with LLVM"
Kostya Serebryany
kcc at google.com
Wed Jul 29 14:49:58 PDT 2015
I am seeing build failure when trying to run "ninja check-msan":
[39/58] Performing configure step for 'libcxx_msan-with-call'
FAILED: cd
/usr/local/google/home/kcc/llvm-gcc-build/projects/compiler-rt/lib/msan/libcxx_msan-with-call/src/libcxx_msan-with-call-build
&& /usr/bin/cmake -P
/usr/local/google/home/kcc/llvm-gcc-build/projects/compiler-rt/lib/msan/tests/../libcxx_msan-with-call/src/libcxx_msan-with-call-stamp/libcxx_msan-with-call-configure.cmake
&& /usr/bin/cmake -E touch
/usr/local/google/home/kcc/llvm-gcc-build/projects/compiler-rt/lib/msan/tests/../libcxx_msan-with-call/src/libcxx_msan-with-call-stamp/libcxx_msan-with-call-configure
CMake Error at
/usr/local/google/home/kcc/llvm-gcc-build/projects/compiler-rt/lib/msan/libcxx_msan-with-call/src/libcxx_msan-with-call-stamp/libcxx_msan-with-call-configure.cmake:16
(message):
Command failed: 1
'/usr/bin/cmake'
'-DCMAKE_C_COMPILER=/usr/local/google/home/kcc/llvm-gcc-build/./bin/clang'
'-DCMAKE_CXX_COMPILER=/usr/local/google/home/kcc/llvm-gcc-build/./bin/clang'
'-DCMAKE_C_FLAGS= -fsanitize=memory -fsanitize-memory-track-origins
-Wno-pedantic -fsanitize=memory -fsanitize-memory-track-origins
-Wno-pedantic -mllvm -msan-instrumentation-with-call-threshold=0'
'-DCMAKE_CXX_FLAGS= -fsanitize=memory -fsanitize-memory-track-origins
-Wno-pedantic -fsanitize=memory -fsanitize-memory-track-origins
-Wno-pedantic -mllvm -msan-instrumentation-with-call-threshold=0'
'-DCMAKE_BUILD_TYPE=Release'
'-DCMAKE_INSTALL_PREFIX:PATH=/usr/local/google/home/kcc/llvm-gcc-build/projects/compiler-rt/lib/msan/tests/../libcxx_msan-with-call'
'-GNinja' '/usr/local/google/home/kcc/llvm/projects/libcxx'
See also
/usr/local/google/home/kcc/llvm-gcc-build/projects/compiler-rt/lib/msan/tests/../libcxx_msan-with-call/src/libcxx_msan-with-call-stamp/libcxx_msan-with-call-configure-*.log
Looks like this is the only change that might have caused this.
On Wed, Jul 29, 2015 at 2:07 PM, Eric Fiselier <eric at efcs.ca> wrote:
> Author: ericwf
> Date: Wed Jul 29 16:07:28 2015
> New Revision: 243574
>
> URL: http://llvm.org/viewvc/llvm-project?rev=243574&view=rev
> Log:
> Recommit r243503 "[libcxx] Cleanup CMake configuration and integrate with
> LLVM"
>
> This change was reverted in r243550 because it broke clang-format builds
> (see PR24306).
>
> This patch recommits a fixed version of the original.
>
> Added:
> libcxx/trunk/cmake/Modules/FindLLVM.cmake
> libcxx/trunk/cmake/Modules/HandleLibcxxFlags.cmake
> Modified:
> libcxx/trunk/CMakeLists.txt
> libcxx/trunk/cmake/Modules/HandleLibCXXABI.cmake
> libcxx/trunk/cmake/config-ix.cmake
> libcxx/trunk/lib/CMakeLists.txt
> libcxx/trunk/test/CMakeLists.txt
> libcxx/trunk/test/lit.site.cfg.in
> libcxx/trunk/www/index.html
>
> Modified: libcxx/trunk/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/CMakeLists.txt?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/CMakeLists.txt (original)
> +++ libcxx/trunk/CMakeLists.txt Wed Jul 29 16:07:28 2015
> @@ -3,13 +3,16 @@
>
> #===============================================================================
> # Setup Project
>
> #===============================================================================
> -
> -project(libcxx CXX C)
> cmake_minimum_required(VERSION 2.8)
>
> if(POLICY CMP0042)
> cmake_policy(SET CMP0042 NEW) # Set MACOSX_RPATH=YES by default
> endif()
> +if(POLICY CMP0022)
> + cmake_policy(SET CMP0022 NEW) # Required when interacting with LLVM and
> Clang
> +endif()
> +
> +project(libcxx CXX C)
>
> set(PACKAGE_NAME libcxx)
> set(PACKAGE_VERSION trunk-svn)
> @@ -30,52 +33,90 @@ MACRO_ENSURE_OUT_OF_SOURCE_BUILD(
> build directory and run 'cmake /path/to/${PROJECT_NAME} [options]'
> there."
> )
>
> -if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
> - set(LIBCXX_LIBDIR_SUFFIX "" CACHE STRING
> - "Define suffix of library directory name (32/64)")
> -
> - set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY
> ${CMAKE_BINARY_DIR}/lib${LIBCXX_LIBDIR_SUFFIX})
> - set(CMAKE_LIBRARY_OUTPUT_DIRECTORY
> ${CMAKE_BINARY_DIR}/lib${LIBCXX_LIBDIR_SUFFIX})
> -
> - set(LIBCXX_BUILT_STANDALONE 1)
> -else()
> - set(LIBCXX_LIBDIR_SUFFIX ${LLVM_LIBDIR_SUFFIX})
> -endif()
> +# Find the required bits of LLVM
> +include(FindLLVM)
>
>
> #===============================================================================
> # Setup CMake Options
>
> #===============================================================================
>
> -# Define options.
> -option(LIBCXX_ENABLE_EXCEPTIONS "Use exceptions." ON)
> -option(LIBCXX_ENABLE_RTTI "Use run time type information." ON)
> +# Basic options
> ---------------------------------------------------------------
> option(LIBCXX_ENABLE_ASSERTIONS "Enable assertions independent of build
> mode." ON)
> -option(LIBCXX_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
> -option(LIBCXX_ENABLE_WERROR "Fail and stop if a warning is triggered."
> OFF)
> -option(LIBCXX_ENABLE_CXX1Y "Enable -std=c++1y and use of c++1y language
> features if the compiler supports it." OFF)
> option(LIBCXX_ENABLE_SHARED "Build libc++ as a shared library." ON)
> +
> +set(LIBCXX_LIBDIR_SUFFIX "${LLVM_LIBDIR_SUFFIX}" CACHE STRING
> + "Define suffix of library directory name (32/64)")
> +option(LIBCXX_INSTALL_HEADERS "Install the libc++ headers." ON)
> +option(LIBCXX_INSTALL_SUPPORT_HEADERS "Install libc++ support headers."
> ON)
> +
> +# ABI Library options
> ---------------------------------------------------------
> +set(LIBCXX_CXX_ABI "${LIBCXX_CXX_ABI}" CACHE STRING
> + "Specify C++ ABI library to use." FORCE)
> +set(CXXABIS none libcxxabi libcxxrt libstdc++ libsupc++)
> +set_property(CACHE LIBCXX_CXX_ABI PROPERTY STRINGS ;${CXXABIS})
> +
> +option(LIBCXX_ENABLE_STATIC_ABI_LIBRARY "Statically link the ABI library"
> OFF)
> +
> +# Build libc++abi with libunwind. We need this option to determine
> whether to
> +# link with libunwind or libgcc_s while running the test cases.
> +option(LIBCXXABI_USE_LLVM_UNWINDER "Build and use the LLVM unwinder." OFF)
> +
> +# Target options
> --------------------------------------------------------------
> +option(LIBCXX_BUILD_32_BITS "Build 32 bit libc++." OFF)
> +set(LIBCXX_SYSROOT "" CACHE STRING "Use alternate sysroot.")
> +set(LIBCXX_GCC_TOOLCHAIN "" CACHE STRING "Use alternate GCC toolchain.")
> +
> +# Feature options
> -------------------------------------------------------------
> +option(LIBCXX_ENABLE_EXCEPTIONS "Use exceptions." ON)
> +option(LIBCXX_ENABLE_RTTI "Use run time type information." ON)
> option(LIBCXX_ENABLE_GLOBAL_FILESYSTEM_NAMESPACE "Build libc++ with
> support for the global filesystem namespace." ON)
> option(LIBCXX_ENABLE_STDIN "Build libc++ with support for
> stdin/std::cin." ON)
> option(LIBCXX_ENABLE_STDOUT "Build libc++ with support for
> stdout/std::cout." ON)
> option(LIBCXX_ENABLE_THREADS "Build libc++ with support for threads." ON)
> option(LIBCXX_ENABLE_THREAD_UNSAFE_C_FUNCTIONS "Build libc++ with support
> for thread-unsafe C functions" ON)
> -option(LIBCXX_BUILD_32_BITS "Build 32 bit libc++" OFF)
> option(LIBCXX_ENABLE_MONOTONIC_CLOCK
> "Build libc++ with support for a monotonic clock.
> This option may only be used when LIBCXX_ENABLE_THREADS=OFF." ON)
> -option(LIBCXX_INSTALL_HEADERS "Install the libc++ headers." ON)
> -option(LIBCXX_INSTALL_SUPPORT_HEADERS "Install libc++ support headers."
> ON)
> +
> +# Misc options
> ----------------------------------------------------------------
> +option(LIBCXX_ENABLE_PEDANTIC "Compile with pedantic enabled." ON)
> +option(LIBCXX_ENABLE_WERROR "Fail and stop if a warning is triggered."
> OFF)
> +
> option(LIBCXX_GENERATE_COVERAGE "Enable generating code coverage." OFF)
> set(LIBCXX_COVERAGE_LIBRARY "" CACHE STRING
> - "The Profile-rt library used to build with code coverage")
> -option(LIBCXX_ENABLE_STATIC_ABI_LIBRARY "Statically link the ABI library"
> OFF)
> -set(LIBCXX_SYSROOT "" CACHE STRING "Use alternate sysroot.")
> -set(LIBCXX_GCC_TOOLCHAIN "" CACHE STRING "Use alternate GCC toolchain.")
> -if (LIBCXX_BUILT_STANDALONE)
> - set(LLVM_USE_SANITIZER "" CACHE STRING
> - "Define the sanitizer used to build the library and tests")
> + "The Profile-rt library used to build with code coverage")
> +
>
> +#===============================================================================
> +# Check option configurations
>
> +#===============================================================================
> +
> +# Ensure LIBCXX_ENABLE_MONOTONIC_CLOCK is set to ON only when
> +# LIBCXX_ENABLE_THREADS is on.
> +if(LIBCXX_ENABLE_THREADS AND NOT LIBCXX_ENABLE_MONOTONIC_CLOCK)
> + message(FATAL_ERROR "LIBCXX_ENABLE_MONOTONIC_CLOCK can only be set to
> OFF"
> + " when LIBCXX_ENABLE_THREADS is also set to OFF.")
> +endif()
> +
> +# Ensure LLVM_USE_SANITIZER is not specified when LIBCXX_GENERATE_COVERAGE
> +# is ON.
> +if (LLVM_USE_SANITIZER AND LIBCXX_GENERATE_COVERAGE)
> + message(FATAL_ERROR "LLVM_USE_SANITIZER cannot be used with
> LIBCXX_GENERATE_COVERAGE")
> +endif()
> +
> +# Set LIBCXX_BUILD_32_BITS to (LIBCXX_BUILD_32_BITS OR LLVM_BUILD_32_BITS)
> +# and check that we can build with 32 bits if requested.
> +if (CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32)
> + if (LIBCXX_BUILD_32_BITS OR LLVM_BUILD_32_BITS)
> + if (NOT LLVM_BUILD_32_BITS) # Don't duplicate the output from LLVM
> + message(STATUS "Building 32 bits executables and libraries.")
> + endif()
> + set(LIBCXX_BUILD_32_BITS ON CACHE BOOL "" FORCE)
> + endif()
> +elseif(LIBCXX_BUILD_32_BITS)
> + message(FATAL_ERROR "LIBCXX_BUILD_32_BITS=ON is not supported on this
> platform.")
> endif()
>
> +# Check that this option is not enabled on Apple and emit a usage warning.
> if (LIBCXX_ENABLE_STATIC_ABI_LIBRARY)
> if (APPLE)
> message(FATAL_ERROR "LIBCXX_ENABLE_STATIC_ABI_LIBRARY is not
> supported on OS X")
> @@ -84,27 +125,6 @@ if (LIBCXX_ENABLE_STATIC_ABI_LIBRARY)
> endif()
> endif()
>
> -set(CXXABIS none libcxxabi libcxxrt libstdc++ libsupc++)
> -if (NOT LIBCXX_CXX_ABI)
> - if (NOT DEFINED LIBCXX_BUILT_STANDALONE AND
> - IS_DIRECTORY "${CMAKE_SOURCE_DIR}/projects/libcxxabi")
> - set(LIBCXX_CXX_ABI_LIBNAME "libcxxabi")
> - set(LIBCXX_CXX_ABI_INCLUDE_PATHS
> "${CMAKE_SOURCE_DIR}/projects/libcxxabi/include")
> - set(LIBCXX_CXX_ABI_INTREE 1)
> - else ()
> - set(LIBCXX_CXX_ABI_LIBNAME "none")
> - endif ()
> -else ()
> - set(LIBCXX_CXX_ABI_LIBNAME "${LIBCXX_CXX_ABI}")
> -endif ()
> -set(LIBCXX_CXX_ABI "${LIBCXX_CXX_ABI}" CACHE STRING
> - "Specify C++ ABI library to use." FORCE)
> -set_property(CACHE LIBCXX_CXX_ABI PROPERTY STRINGS ;${CXXABIS})
> -
> -# Build libc++abi with libunwind. We need this option to determine
> whether to
> -# link with libunwind or libgcc_s while running the test cases.
> -option(LIBCXXABI_USE_LLVM_UNWINDER "Build and use the LLVM unwinder." OFF)
> -
>
> #===============================================================================
> # Configure System
>
> #===============================================================================
> @@ -114,234 +134,113 @@ set(LIBCXX_SOURCE_DIR ${CMAKE_CURRENT_S
> set(LIBCXX_BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR})
> set(LIBCXX_LIBRARY_DIR ${CMAKE_BINARY_DIR}/lib${LIBCXX_LIBDIR_SUFFIX})
>
> +set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LIBCXX_LIBRARY_DIR})
> +set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LIBCXX_LIBRARY_DIR})
> +
> # Declare libc++ configuration variables.
> # They are intended for use as follows:
> # LIBCXX_CXX_FLAGS: General flags for both the compiler and linker.
> # LIBCXX_COMPILE_FLAGS: Compile only flags.
> # LIBCXX_LINK_FLAGS: Linker only flags.
> -set(LIBCXX_CXX_FLAGS "")
> set(LIBCXX_COMPILE_FLAGS "")
> set(LIBCXX_LINK_FLAGS "")
> +set(LIBCXX_LIBRARIES "")
>
> # Configure compiler.
> include(config-ix)
> -# Configure ABI library
> -include(HandleLibCXXABI)
> +
> # Configure coverage options.
> if (LIBCXX_GENERATE_COVERAGE)
> include(CodeCoverage)
> set(CMAKE_BUILD_TYPE "COVERAGE" CACHE STRING "" FORCE)
> endif()
>
> +string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
> +
>
> #===============================================================================
> # Setup Compiler Flags
>
> #===============================================================================
>
> -# Get required flags.
> -# On all systems the system c++ standard library headers need to be
> excluded.
> -if (MSVC)
> - # MSVC only has -X, which disables all default includes; including the
> crt.
> - # Thus, we do nothing and hope we don't accidentally include any of the
> C++
> - # headers.
> -else()
> - if (LIBCXX_HAS_NOSTDINCXX_FLAG)
> - list(APPEND LIBCXX_COMPILE_FLAGS -nostdinc++)
> - string(REPLACE "-stdlib=libc++" "" CMAKE_CXX_FLAGS
> "${CMAKE_CXX_FLAGS}")
> - string(REPLACE "-stdlib=libstdc++" "" CMAKE_CXX_FLAGS
> "${CMAKE_CXX_FLAGS}")
> - endif()
> - # If c++1y has been enabled then attempt to use it. Fail if it is no
> supported
> - # by the compiler. Otherwise choose c++11 and ensure the compiler
> supports it.
> - if (LIBCXX_ENABLE_CXX1Y)
> - if (LIBCXX_HAS_STDCXX1Y_FLAG)
> - set(LIBCXX_STD_VERSION c++1y)
> - else()
> - message(FATAL_ERROR "c++1y was enabled but the compiler does not
> support it.")
> - endif()
> - else()
> - if (LIBCXX_HAS_STDCXX11_FLAG)
> - set(LIBCXX_STD_VERSION c++11)
> - else()
> - message(FATAL_ERROR "c++11 is required by libc++ but is not
> supported by the compiler")
> - endif()
> - endif()
> - # LIBCXX_STD_VERSION should always be set at this point.
> - list(APPEND LIBCXX_CXX_FLAGS "-std=${LIBCXX_STD_VERSION}")
> -endif()
> +include(HandleLibCXXABI) # Steup the ABI library flags
>
> -macro(append_if list condition var)
> - if (${condition})
> - list(APPEND ${list} ${var})
> - endif()
> -endmacro()
> +# Include macros for adding and removing libc++ flags.
> +include(HandleLibcxxFlags)
>
> -# Get warning flags
> -# Disable the system header pragma.
> -add_definitions(-D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
> -if (NOT MSVC)
> - append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WALL_FLAG -Wall)
> - list(APPEND LIBCXX_COMPILE_FLAGS -Werror=return-type)
> +# Remove flags that may have snuck in.
> +remove_flags(-DNDEBUG -UNDEBUG -D_DEBUG
> + -stdlib=libc++ -stdlib=libstdc++ -lc++abi -m32)
> +
> +# Required flags
> ==============================================================
> +add_compile_flags_if_supported(-std=c++11)
> +if (NOT MSVC AND NOT LIBCXX_SUPPORTS_STD_EQ_CXX11_FLAG)
> + message(FATAL_ERROR "C++11 is required but the compiler does not
> support -std=c++11")
> endif()
>
> -append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_W_FLAG -W)
> -append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WNO_UNUSED_PARAMETER_FLAG
> -Wno-unused-parameter)
> -append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WWRITE_STRINGS_FLAG
> -Wwrite-strings)
> -append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WNO_LONG_LONG_FLAG
> -Wno-long-long)
> +# On all systems the system c++ standard library headers need to be
> excluded.
> +# MSVC only has -X, which disables all default includes; including the
> crt.
> +# Thus, we do nothing and hope we don't accidentally include any of the
> C++
> +# headers
> +add_compile_flags_if_supported(-nostdinc++)
> +
> +# Target flags
> ================================================================
> +add_flags_if(LIBCXX_BUILD_32_BITS -m32)
> +add_flags_if(LIBCXX_TARGET_TRIPLE "-target ${LIBCXX_TARGET_TRIPLE}")
> +add_flags_if(LIBCXX_SYSROOT "--sysroot ${LIBCXX_SYSROOT}")
> +add_flags_if(LIBCXX_GCC_TOOLCHAIN "-gcc-toolchain
> ${LIBCXX_GCC_TOOLCHAIN}")
> +
> +# Warning flags
> ===============================================================
> +add_definitions(-D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
> +add_compile_flags_if_supported(
> + -Wall -W -Wwrite-strings
> + -Wno-unused-parameter -Wno-long-long
> + -Werror=return-type)
> if (LIBCXX_ENABLE_WERROR)
> - append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WERROR_FLAG -Werror)
> - append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WX_FLAG -WX)
> -else()
> - append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_WNO_ERROR_FLAG -Wno-error)
> - append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_NO_WX_FLAG -WX-)
> + add_compile_flags_if_supported(-Werror)
> + add_compile_flags_if_supported(-WX)
> endif()
> if (LIBCXX_ENABLE_PEDANTIC)
> - append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_PEDANTIC_FLAG -pedantic)
> + add_compile_flags_if_supported(-pedantic)
> endif()
>
> -# Get feature flags.
> -# Exceptions
> +# Exception flags
> =============================================================
> if (LIBCXX_ENABLE_EXCEPTIONS)
> # Catches C++ exceptions only and tells the compiler to assume that
> extern C
> # functions never throw a C++ exception.
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_EHSC_FLAG -EHsc)
> + add_compile_flags_if_supported(-EHsc)
> else()
> - list(APPEND LIBCXX_CXX_FLAGS -D_LIBCPP_NO_EXCEPTIONS)
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_NO_EHS_FLAG -EHs-)
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_NO_EHA_FLAG -EHa-)
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_FNO_EXCEPTIONS_FLAG
> -fno-exceptions)
> + add_definitions(-D_LIBCPP_NO_EXCEPTIONS)
> + add_compile_flags_if_supported(-EHs- -EHa-)
> + add_compile_flags_if_supported(-fno-exceptions)
> endif()
> -# RTTI
> +
> +# RTTI flags
> ==================================================================
> if (NOT LIBCXX_ENABLE_RTTI)
> - list(APPEND LIBCXX_CXX_FLAGS -D_LIBCPP_NO_RTTI)
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_NO_GR_FLAG -GR-)
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_FNO_RTTI_FLAG -fno-rtti)
> + add_definitions(-D_LIBCPP_NO_RTTI)
> + add_compile_flags_if_supported(-GR-)
> + add_compile_flags_if_supported(-fno-rtti)
> endif()
> -# Assert
> -string(TOUPPER "${CMAKE_BUILD_TYPE}" uppercase_CMAKE_BUILD_TYPE)
> +
> +# Assertion flags
> =============================================================
> +define_if(LIBCXX_ENABLE_ASSERTIONS -UNDEBUG)
> +define_if_not(LIBCXX_ENABLE_ASSERTIONS -DNDEBUG)
> if (LIBCXX_ENABLE_ASSERTIONS)
> # MSVC doesn't like _DEBUG on release builds. See PR 4379.
> - if (NOT MSVC)
> - list(APPEND LIBCXX_COMPILE_FLAGS -D_DEBUG)
> - endif()
> - # On Release builds cmake automatically defines NDEBUG, so we
> - # explicitly undefine it:
> - if (uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE")
> - list(APPEND LIBCXX_COMPILE_FLAGS -UNDEBUG)
> - endif()
> -else()
> - if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELEASE")
> - list(APPEND LIBCXX_COMPILE_FLAGS -DNDEBUG)
> - endif()
> -endif()
> -# Static library
> -if (NOT LIBCXX_ENABLE_SHARED)
> - list(APPEND LIBCXX_COMPILE_FLAGS -D_LIBCPP_BUILD_STATIC)
> -endif()
> -
> -if (CMAKE_SIZEOF_VOID_P EQUAL 8 AND NOT WIN32)
> - if (LIBCXX_BUILD_32_BITS)
> - message(STATUS "Building 32 bits executables and libraries.")
> - list(APPEND LIBCXX_CXX_FLAGS "-m32")
> - endif()
> -elseif(LIBCXX_BUILD_32_BITS)
> - message(FATAL_ERROR "LIBCXX_BUILD_32_BITS=ON is not supported on this
> platform.")
> -endif()
> -# This is the _ONLY_ place where add_definitions is called.
> -if (MSVC)
> - add_definitions(-D_CRT_SECURE_NO_WARNINGS)
> -endif()
> -
> -# LIBCXX_ENABLE_GLOBAL_FILESYSTEM_NAMESPACE configuration
> -if (NOT LIBCXX_ENABLE_GLOBAL_FILESYSTEM_NAMESPACE)
> - add_definitions(-D_LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE)
> -endif()
> -
> -# LIBCXX_ENABLE_STDIN configuration
> -if (NOT LIBCXX_ENABLE_STDIN)
> - add_definitions(-D_LIBCPP_HAS_NO_STDIN)
> -endif()
> -
> -# LIBCXX_ENABLE_STDOUT configuration
> -if (NOT LIBCXX_ENABLE_STDOUT)
> - add_definitions(-D_LIBCPP_HAS_NO_STDOUT)
> -endif()
> -
> -# LIBCXX_ENABLE_THREADS configuration
> -if (NOT LIBCXX_ENABLE_THREADS)
> - add_definitions(-D_LIBCPP_HAS_NO_THREADS)
> - if (NOT LIBCXX_ENABLE_MONOTONIC_CLOCK)
> - add_definitions(-D_LIBCPP_HAS_NO_MONOTONIC_CLOCK)
> - endif()
> -# Ensure LIBCXX_ENABLE_MONOTONIC_CLOCK is set to ON.
> -elseif(NOT LIBCXX_ENABLE_MONOTONIC_CLOCK)
> - message(FATAL_ERROR "LIBCXX_ENABLE_MONOTONIC_CLOCK can only be set to
> OFF"
> - " when LIBCXX_ENABLE_THREADS is also set to OFF.")
> -endif()
> -
> -# LIBCXX_ENABLE_THREAD_UNSAFE_C_FUNCTIONS configuration
> -if (NOT LIBCXX_ENABLE_THREAD_UNSAFE_C_FUNCTIONS)
> - add_definitions(-D_LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS)
> -endif()
> -
> -# Configure for sanitizers. If LIBCXX_BUILT_STANDALONE then we have to do
> -# the flag translation ourselves. Othewise LLVM's CMakeList.txt will
> handle it.
> -if (LIBCXX_BUILT_STANDALONE)
> - # NOTE: LLVM_USE_SANITIZER checks for a UNIX like system instead of
> MSVC.
> - # But we don't have LLVM_ON_UNIX so checking for MSVC is the best we
> can do.
> - if (LLVM_USE_SANITIZER AND NOT MSVC)
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_FNO_OMIT_FRAME_POINTER_FLAG
> - "-fno-omit-frame-pointer")
> - if (NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "DEBUG" AND
> - NOT uppercase_CMAKE_BUILD_TYPE STREQUAL "RELWITHDEBINFO")
> - append_if(LIBCXX_CXX_FLAGS LIBCXX_HAS_GLINE_TABLES_ONLY_FLAG
> - "-gline-tables-only")
> - endif()
> - if (LLVM_USE_SANITIZER STREQUAL "Address")
> - list(APPEND LIBCXX_CXX_FLAGS "-fsanitize=address")
> - elseif (LLVM_USE_SANITIZER MATCHES "Memory(WithOrigins)?")
> - list(APPEND LIBCXX_CXX_FLAGS "-fsanitize=memory")
> - if (LLVM_USE_SANITIZER STREQUAL "MemoryWithOrigins")
> - list(APPEND LIBCXX_CXX_FLAGS "-fsanitize-memory-track-origins")
> - endif()
> - elseif (LLVM_USE_SANITIZER STREQUAL "Undefined")
> - list(APPEND LIBCXX_CXX_FLAGS
> - "-fsanitize=undefined -fno-sanitize=vptr,function
> -fno-sanitize-recover")
> - elseif (LLVM_USE_SANITIZER STREQUAL "Thread")
> - list(APPEND LIBCXX_CXX_FLAGS "-fsanitize=thread")
> - else()
> - message(WARNING "Unsupported value of LLVM_USE_SANITIZER:
> ${LLVM_USE_SANITIZER}")
> - endif()
> - elseif(MSVC)
> - message(WARNING "LLVM_USE_SANITIZER is not supported with MSVC")
> - endif()
> -endif()
> -
> -append_if(LIBCXX_CXX_FLAGS LIBCXX_TARGET_TRIPLE
> - "-target ${LIBCXX_TARGET_TRIPLE}")
> -
> -append_if(LIBCXX_CXX_FLAGS LIBCXX_SYSROOT "--sysroot ${LIBCXX_SYSROOT}")
> -append_if(LIBCXX_CXX_FLAGS LIBCXX_GCC_TOOLCHAIN
> - "-gcc-toolchain ${LIBCXX_GCC_TOOLCHAIN}")
> -
> -if (LLVM_USE_SANITIZER AND LIBCXX_GENERATE_COVERAGE)
> - message(FATAL_ERROR "LLVM_USE_SANITIZER cannot be used with
> LIBCXX_GENERATE_COVERAGE")
> + define_if_not(MSVC -D_DEBUG)
> endif()
>
> -string(REPLACE ";" " " LIBCXX_CXX_FLAGS "${LIBCXX_CXX_FLAGS}")
> -set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${LIBCXX_CXX_FLAGS}")
> +# Feature flags
> ===============================================================
> +define_if(MSVC -D_CRT_SECURE_NO_WARNINGS)
> +define_if_not(LIBCXX_ENABLE_GLOBAL_FILESYSTEM_NAMESPACE
> -D_LIBCPP_HAS_NO_GLOBAL_FILESYSTEM_NAMESPACE)
> +define_if_not(LIBCXX_ENABLE_STDIN -D_LIBCPP_HAS_NO_STDIN)
> +define_if_not(LIBCXX_ENABLE_STDOUT -D_LIBCPP_HAS_NO_STDOUT)
> +define_if_not(LIBCXX_ENABLE_THREADS -D_LIBCPP_HAS_NO_THREADS)
> +define_if_not(LIBCXX_ENABLE_MONOTONIC_CLOCK
> -D_LIBCPP_HAS_NO_MONOTONIC_CLOCK)
> +define_if_not(LIBCXX_ENABLE_THREAD_UNSAFE_C_FUNCTIONS
> -D_LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS)
>
>
> #===============================================================================
> -# Setup Source Code
> +# Setup Source Code And Tests
>
> #===============================================================================
> -
> include_directories(include)
> add_subdirectory(include)
> -
> -# Add source code. This also contains all of the logic for deciding
> linker flags
> -# soname, etc...
> add_subdirectory(lib)
> -
>
> -#===============================================================================
> -# Setup Tests
>
> -#===============================================================================
> -
> add_subdirectory(test)
>
> Added: libcxx/trunk/cmake/Modules/FindLLVM.cmake
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/cmake/Modules/FindLLVM.cmake?rev=243574&view=auto
>
> ==============================================================================
> --- libcxx/trunk/cmake/Modules/FindLLVM.cmake (added)
> +++ libcxx/trunk/cmake/Modules/FindLLVM.cmake Wed Jul 29 16:07:28 2015
> @@ -0,0 +1,81 @@
> +
> +if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
> + # Rely on llvm-config.
> + set(CONFIG_OUTPUT)
> + find_program(LLVM_CONFIG "llvm-config")
> + if(DEFINED LLVM_PATH)
> + set(LLVM_INCLUDE_DIR ${LLVM_INCLUDE_DIR} CACHE PATH "Path to
> llvm/include")
> + set(LLVM_PATH ${LLVM_PATH} CACHE PATH "Path to LLVM source tree")
> + set(LLVM_MAIN_SRC_DIR ${LLVM_PATH})
> + set(LLVM_CMAKE_PATH "${LLVM_PATH}/cmake/modules")
> + elseif(LLVM_CONFIG)
> + message(STATUS "Found LLVM_CONFIG as ${LLVM_CONFIG}")
> + set(CONFIG_COMMAND ${LLVM_CONFIG}
> + "--includedir"
> + "--prefix"
> + "--src-root")
> + execute_process(
> + COMMAND ${CONFIG_COMMAND}
> + RESULT_VARIABLE HAD_ERROR
> + OUTPUT_VARIABLE CONFIG_OUTPUT
> + )
> + if(NOT HAD_ERROR)
> + string(REGEX REPLACE
> + "[ \t]*[\r\n]+[ \t]*" ";"
> + CONFIG_OUTPUT ${CONFIG_OUTPUT})
> + else()
> + string(REPLACE ";" " " CONFIG_COMMAND_STR "${CONFIG_COMMAND}")
> + message(STATUS "${CONFIG_COMMAND_STR}")
> + message(FATAL_ERROR "llvm-config failed with status ${HAD_ERROR}")
> + endif()
> +
> + list(GET CONFIG_OUTPUT 0 INCLUDE_DIR)
> + list(GET CONFIG_OUTPUT 1 LLVM_OBJ_ROOT)
> + list(GET CONFIG_OUTPUT 2 MAIN_SRC_DIR)
> +
> + set(LLVM_INCLUDE_DIR ${INCLUDE_DIR} CACHE PATH "Path to llvm/include")
> + set(LLVM_BINARY_DIR ${LLVM_OBJ_ROOT} CACHE PATH "Path to LLVM build
> tree")
> + set(LLVM_MAIN_SRC_DIR ${MAIN_SRC_DIR} CACHE PATH "Path to LLVM source
> tree")
> + set(LLVM_CMAKE_PATH "${LLVM_BINARY_DIR}/share/llvm/cmake")
> + else()
> + message(FATAL_ERROR "llvm-config not found and LLVM_MAIN_SRC_DIR not
> defined. "
> + "Reconfigure with
> -DLLVM_CONFIG=path/to/llvm-config "
> + "or -DLLVM_PATH=path/to/llvm-source-root.")
> + endif()
> +
> + if (NOT EXISTS ${LLVM_MAIN_SRC_DIR})
> + message(FATAL_ERROR "Not found: ${LLVM_MAIN_SRC_DIR}")
> + endif()
> +
> + if(NOT EXISTS ${LLVM_CMAKE_PATH})
> + message(FATAL_ERROR "Not found: ${LLVM_CMAKE_PATH}")
> + endif()
> +
> + list(APPEND CMAKE_MODULE_PATH "${LLVM_CMAKE_PATH}")
> + list(APPEND CMAKE_MODULE_PATH "${LLVM_MAIN_SRC_DIR}/cmake/modules")
> +
> +
> + if(LLVM_LIT)
> + # Define the default arguments to use with 'lit', and an option for
> the user
> + # to override.
> + set(LIT_ARGS_DEFAULT "-sv --show-xfail --show-unsupported")
> + if (MSVC OR XCODE)
> + set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
> + endif()
> + set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}" CACHE STRING "Default options
> for lit")
> +
> + # On Win32 hosts, provide an option to specify the path to the
> GnuWin32 tools.
> + if( WIN32 AND NOT CYGWIN )
> + set(LLVM_LIT_TOOLS_DIR "" CACHE PATH "Path to GnuWin32 tools")
> + endif()
> + else()
> + set(LLVM_INCLUDE_TESTS OFF)
> + endif()
> +
> + include(AddLLVM) # Include the LLVM CMake functions.
> + include(HandleLLVMOptions)
> + set(LIBCXX_BUILT_STANDALONE 1)
> +else()
> + set(LLVM_MAIN_SRC_DIR "${CMAKE_SOURCE_DIR}" CACHE PATH "Path to LLVM
> source tree")
> + set(LLVM_LIT "${CMAKE_SOURCE_DIR}/utils/lit/lit.py")
> +endif()
>
> Modified: libcxx/trunk/cmake/Modules/HandleLibCXXABI.cmake
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/cmake/Modules/HandleLibCXXABI.cmake?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/cmake/Modules/HandleLibCXXABI.cmake (original)
> +++ libcxx/trunk/cmake/Modules/HandleLibCXXABI.cmake Wed Jul 29 16:07:28
> 2015
> @@ -58,6 +58,21 @@ macro(setup_abi_lib abidefines abilib ab
>
> endmacro()
>
> +# Setup the default options if LIBCXX_CXX_ABI is not specified.
> +if (NOT LIBCXX_CXX_ABI)
> + if (NOT DEFINED LIBCXX_BUILT_STANDALONE AND
> + IS_DIRECTORY "${CMAKE_SOURCE_DIR}/projects/libcxxabi")
> + set(LIBCXX_CXX_ABI_LIBNAME "libcxxabi")
> + set(LIBCXX_CXX_ABI_INCLUDE_PATHS
> "${CMAKE_SOURCE_DIR}/projects/libcxxabi/include")
> + set(LIBCXX_CXX_ABI_INTREE 1)
> + else ()
> + set(LIBCXX_CXX_ABI_LIBNAME "none")
> + endif ()
> +else ()
> + set(LIBCXX_CXX_ABI_LIBNAME "${LIBCXX_CXX_ABI}")
> +endif ()
> +
> +# Configure based on the selected ABI library.
> if ("${LIBCXX_CXX_ABI_LIBNAME}" STREQUAL "libstdc++" OR
> "${LIBCXX_CXX_ABI_LIBNAME}" STREQUAL "libsupc++")
> set(_LIBSUPCXX_INCLUDE_FILES
>
> Added: libcxx/trunk/cmake/Modules/HandleLibcxxFlags.cmake
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/cmake/Modules/HandleLibcxxFlags.cmake?rev=243574&view=auto
>
> ==============================================================================
> --- libcxx/trunk/cmake/Modules/HandleLibcxxFlags.cmake (added)
> +++ libcxx/trunk/cmake/Modules/HandleLibcxxFlags.cmake Wed Jul 29 16:07:28
> 2015
> @@ -0,0 +1,147 @@
> +# HandleLibcxxFlags - A set of macros used to setup the flags used to
> compile
> +# and link libc++. These macros add flags to the following CMake
> variables.
> +# - LIBCXX_COMPILE_FLAGS: flags used to compile libc++
> +# - LIBCXX_LINK_FLAGS: flags used to link libc++
> +# - LIBCXX_LIBRARIES: libraries to link libc++ to.
> +
> +include(CheckCXXCompilerFlag)
> +
> +unset(add_flag_if_supported)
> +
> +# Mangle the name of a compiler flag into a valid CMake identifier.
> +# Ex: --std=c++11 -> STD_EQ_CXX11
> +macro(mangle_name str output)
> + string(STRIP "${str}" strippedStr)
> + string(REGEX REPLACE "^/" "" strippedStr "${strippedStr}")
> + string(REGEX REPLACE "^-+" "" strippedStr "${strippedStr}")
> + string(REGEX REPLACE "-+$" "" strippedStr "${strippedStr}")
> + string(REPLACE "-" "_" strippedStr "${strippedStr}")
> + string(REPLACE "=" "_EQ_" strippedStr "${strippedStr}")
> + string(REPLACE "+" "X" strippedStr "${strippedStr}")
> + string(TOUPPER "${strippedStr}" ${output})
> +endmacro()
> +
> +# Remove a list of flags from all CMake variables that affect compile
> flags.
> +# This can be used to remove unwanted flags specified on the command line
> +# or added in other parts of LLVM's cmake configuration.
> +macro(remove_flags)
> + foreach(var ${ARGN})
> + string(REPLACE "${var}" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
> + string(REPLACE "${var}" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
> + string(REPLACE "${var}" "" CMAKE_EXE_LINKER_FLAGS
> "${CMAKE_EXE_LINKER_FLAGS}")
> + string(REPLACE "${var}" "" CMAKE_SHARED_LINKER_FLAGS
> "${CMAKE_SHARED_LINKER_FLAGS}")
> + string(REPLACE "${var}" "" CMAKE_SHARED_MODULE_FLAGS
> "${CMAKE_SHARED_MODULE_FLAGS}")
> + remove_definitions(${var})
> + endforeach()
> +endmacro(remove_flags)
> +
> +# Add a macro definition if condition is true.
> +macro(define_if condition def)
> + if (${condition})
> + add_definitions(${def})
> + endif()
> +endmacro()
> +
> +# Add a macro definition if condition is not true.
> +macro(define_if_not condition def)
> + if (NOT ${condition})
> + add_definitions(${def})
> + endif()
> +endmacro()
> +
> +# Add a specified list of flags to both 'LIBCXX_COMPILE_FLAGS' and
> +# 'LIBCXX_LINK_FLAGS'.
> +macro(add_flags)
> + foreach(value ${ARGN})
> + list(APPEND LIBCXX_COMPILE_FLAGS ${value})
> + list(APPEND LIBCXX_LINK_FLAGS ${value})
> + endforeach()
> +endmacro()
> +
> +# If the specified 'condition' is true then add a list of flags to both
> +# 'LIBCXX_COMPILE_FLAGS' and 'LIBCXX_LINK_FLAGS'.
> +macro(add_flags_if condition)
> + if (${condition})
> + add_flags(${ARGN})
> + endif()
> +endmacro()
> +
> +# Add each flag in the list to LIBCXX_COMPILE_FLAGS and LIBCXX_LINK_FLAGS
> +# if that flag is supported by the current compiler.
> +macro(add_flags_if_supported)
> + foreach(flag ${ARGN})
> + mangle_name("${flag}" flagname)
> + check_cxx_compiler_flag("${flag}"
> "LIBCXX_SUPPORTS_${flagname}_FLAG")
> + add_flags_if(LIBCXX_SUPPORTS_${flagname}_FLAG ${flag})
> + endforeach()
> +endmacro()
> +
> +# Add a list of flags to 'LIBCXX_COMPILE_FLAGS'.
> +macro(add_compile_flags)
> + foreach(f ${ARGN})
> + list(APPEND LIBCXX_COMPILE_FLAGS ${f})
> + endforeach()
> +endmacro()
> +
> +# If 'condition' is true then add the specified list of flags to
> +# 'LIBCXX_COMPILE_FLAGS'
> +macro(add_compile_flags_if condition)
> + if (${condition})
> + add_compile_flags(${ARGN})
> + endif()
> +endmacro()
> +
> +# For each specified flag, add that flag to 'LIBCXX_COMPILE_FLAGS' if the
> +# flag is supported by the C++ compiler.
> +macro(add_compile_flags_if_supported)
> + foreach(flag ${ARGN})
> + mangle_name("${flag}" flagname)
> + check_cxx_compiler_flag("-Werror ${flag}"
> "LIBCXX_SUPPORTS_${flagname}_FLAG")
> + add_compile_flags_if(LIBCXX_SUPPORTS_${flagname}_FLAG ${flag})
> + endforeach()
> +endmacro()
> +
> +# Add a list of flags to 'LIBCXX_LINK_FLAGS'.
> +macro(add_link_flags)
> + foreach(f ${ARGN})
> + list(APPEND LIBCXX_LINK_FLAGS ${f})
> + endforeach()
> +endmacro()
> +
> +# If 'condition' is true then add the specified list of flags to
> +# 'LIBCXX_LINK_FLAGS'
> +macro(add_link_flags_if condition)
> + if (${condition})
> + add_link_flags(${ARGN})
> + endif()
> +endmacro()
> +
> +# For each specified flag, add that flag to 'LIBCXX_LINK_FLAGS' if the
> +# flag is supported by the C++ compiler.
> +macro(add_link_flags_if_supported)
> + foreach(flag ${ARGN})
> + mangle_name("${flag}" flagname)
> + check_cxx_compiler_flag("${flag}" "LIBCXX_SUPPORTS_${flagname}_FLAG")
> + add_link_flags_if(LIBCXX_SUPPORTS_${flagname}_FLAG ${flag})
> + endforeach()
> +endmacro()
> +
> +# Add a list of libraries or link flags to 'LIBCXX_LIBRARIES'.
> +macro(add_library_flags)
> + foreach(lib ${ARGN})
> + list(APPEND LIBCXX_LIBRARIES ${lib})
> + endforeach()
> +endmacro()
> +
> +# if 'condition' is true then add the specified list of libraries and
> flags
> +# to 'LIBCXX_LIBRARIES'.
> +macro(add_library_flags_if condition)
> + if(${condition})
> + add_library_flags(${ARGN})
> + endif()
> +endmacro()
> +
> +# Turn a comma separated CMake list into a space separated string.
> +macro(split_list listname)
> + string(REPLACE ";" " " ${listname} "${${listname}}")
> +endmacro()
>
> Modified: libcxx/trunk/cmake/config-ix.cmake
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/cmake/config-ix.cmake?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/cmake/config-ix.cmake (original)
> +++ libcxx/trunk/cmake/config-ix.cmake Wed Jul 29 16:07:28 2015
> @@ -2,23 +2,7 @@ include(CheckLibraryExists)
> include(CheckCXXCompilerFlag)
>
> # Check compiler flags
> -check_cxx_compiler_flag(-std=c++11 LIBCXX_HAS_STDCXX11_FLAG)
> -check_cxx_compiler_flag(-std=c++1y LIBCXX_HAS_STDCXX1Y_FLAG)
> -check_cxx_compiler_flag(-fPIC LIBCXX_HAS_FPIC_FLAG)
> -check_cxx_compiler_flag(-fno-omit-frame-pointer
> LIBCXX_HAS_FNO_OMIT_FRAME_POINTER_FLAG)
> -check_cxx_compiler_flag(-nodefaultlibs
> LIBCXX_HAS_NODEFAULTLIBS_FLAG)
> -check_cxx_compiler_flag(-nostdinc++
> LIBCXX_HAS_NOSTDINCXX_FLAG)
> -check_cxx_compiler_flag(-Wall LIBCXX_HAS_WALL_FLAG)
> -check_cxx_compiler_flag(-W LIBCXX_HAS_W_FLAG)
> -check_cxx_compiler_flag(-Wno-unused-parameter
> LIBCXX_HAS_WNO_UNUSED_PARAMETER_FLAG)
> -check_cxx_compiler_flag(-Wwrite-strings
> LIBCXX_HAS_WWRITE_STRINGS_FLAG)
> -check_cxx_compiler_flag(-Wno-long-long
> LIBCXX_HAS_WNO_LONG_LONG_FLAG)
> -check_cxx_compiler_flag(-pedantic LIBCXX_HAS_PEDANTIC_FLAG)
> -check_cxx_compiler_flag(-Werror LIBCXX_HAS_WERROR_FLAG)
> -check_cxx_compiler_flag(-Wno-error LIBCXX_HAS_WNO_ERROR_FLAG)
> -check_cxx_compiler_flag(-fno-exceptions
> LIBCXX_HAS_FNO_EXCEPTIONS_FLAG)
> -check_cxx_compiler_flag(-fno-rtti LIBCXX_HAS_FNO_RTTI_FLAG)
> -check_cxx_compiler_flag(-gline-tables-only
> LIBCXX_HAS_GLINE_TABLES_ONLY_FLAG)
> +
> check_cxx_compiler_flag(/WX LIBCXX_HAS_WX_FLAG)
> check_cxx_compiler_flag(/WX- LIBCXX_HAS_NO_WX_FLAG)
> check_cxx_compiler_flag(/EHsc LIBCXX_HAS_EHSC_FLAG)
> @@ -26,6 +10,7 @@ check_cxx_compiler_flag(/EHs-
> check_cxx_compiler_flag(/EHa- LIBCXX_HAS_NO_EHA_FLAG)
> check_cxx_compiler_flag(/GR- LIBCXX_HAS_NO_GR_FLAG)
>
> +
> # Check libraries
> check_library_exists(pthread pthread_create "" LIBCXX_HAS_PTHREAD_LIB)
> check_library_exists(c printf "" LIBCXX_HAS_C_LIB)
>
> Modified: libcxx/trunk/lib/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/lib/CMakeLists.txt?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/lib/CMakeLists.txt (original)
> +++ libcxx/trunk/lib/CMakeLists.txt Wed Jul 29 16:07:28 2015
> @@ -25,48 +25,23 @@ if (MSVC_IDE OR XCODE)
> endif()
>
> if (LIBCXX_ENABLE_SHARED)
> - add_library(cxx SHARED
> - ${LIBCXX_SOURCES}
> - ${LIBCXX_HEADERS}
> - )
> + add_library(cxx SHARED ${LIBCXX_SOURCES} ${LIBCXX_HEADERS})
> else()
> - add_library(cxx STATIC
> - ${LIBCXX_SOURCES}
> - ${LIBCXX_HEADERS}
> - )
> -endif()
> -
> -#if LIBCXX_CXX_ABI_LIBRARY_PATH is defined we want to add it to the
> search path.
> -if (DEFINED LIBCXX_CXX_ABI_LIBRARY_PATH)
> - target_link_libraries(cxx "-L${LIBCXX_CXX_ABI_LIBRARY_PATH}")
> + add_library(cxx STATIC ${LIBCXX_SOURCES} ${LIBCXX_HEADERS})
> endif()
>
> if (DEFINED LIBCXX_CXX_ABI_DEPS)
> add_dependencies(cxx LIBCXX_CXX_ABI_DEPS)
> endif()
>
> -set(libraries "")
> -if (LIBCXX_ENABLE_STATIC_ABI_LIBRARY)
> - # TODO(ericwf): Remove these GNU specific linker flags and let CMake
> do the
> - # configuration. This will be more portable.
> - list(APPEND libraries "-Wl,--whole-archive" "-Wl,-Bstatic")
> - list(APPEND libraries "${LIBCXX_CXX_ABI_LIBRARY}")
> - list(APPEND libraries "-Wl,-Bdynamic" "-Wl,--no-whole-archive")
> -else()
> - list(APPEND libraries "${LIBCXX_CXX_ABI_LIBRARY}")
> -endif()
> +#if LIBCXX_CXX_ABI_LIBRARY_PATH is defined we want to add it to the
> search path.
> +add_link_flags_if(LIBCXX_CXX_ABI_LIBRARY_PATH
> "-L${LIBCXX_CXX_ABI_LIBRARY_PATH}")
>
> -# Generate library list.
> -append_if(libraries LIBCXX_HAS_PTHREAD_LIB pthread)
> -append_if(libraries LIBCXX_HAS_C_LIB c)
> -append_if(libraries LIBCXX_HAS_M_LIB m)
> -append_if(libraries LIBCXX_HAS_RT_LIB rt)
> -append_if(libraries LIBCXX_HAS_GCC_S_LIB gcc_s)
> +add_library_flags_if(LIBCXX_COVERAGE_LIBRARY "${LIBCXX_COVERAGE_LIBRARY}")
>
> -if (LIBCXX_COVERAGE_LIBRARY)
> - target_link_libraries(cxx ${LIBCXX_COVERAGE_LIBRARY})
> -endif()
> -target_link_libraries(cxx ${libraries})
> +add_library_flags_if(LIBCXX_ENABLE_STATIC_ABI_LIBRARY
> "-Wl,--whole-archive" "-Wl,-Bstatic")
> +add_library_flags("${LIBCXX_CXX_ABI_LIBRARY}")
> +add_library_flags_if(LIBCXX_ENABLE_STATIC_ABI_LIBRARY "-Wl,-Bdynamic"
> "-Wl,--no-whole-archive")
>
> if (APPLE AND LLVM_USE_SANITIZER)
> if ("${LLVM_USE_SANITIZER}" STREQUAL "Address")
> @@ -89,15 +64,21 @@ if (APPLE AND LLVM_USE_SANITIZER)
> set(LIBCXX_SANITIZER_LIBRARY "${LIBDIR}/${LIBFILE}")
> set(LIBCXX_SANITIZER_LIBRARY "${LIBCXX_SANITIZER_LIBRARY}"
> PARENT_SCOPE)
> message(STATUS "Manually linking compiler-rt library:
> ${LIBCXX_SANITIZER_LIBRARY}")
> - target_link_libraries(cxx "${LIBCXX_SANITIZER_LIBRARY}")
> - target_link_libraries(cxx "-Wl,-rpath,${LIBDIR}")
> + add_library_flags("${LIBCXX_SANITIZER_LIBRARY}")
> + add_link_flags("-Wl,-rpath,${LIBDIR}")
> endif()
> endif()
>
> +# Generate library list.
> +add_library_flags_if(LIBCXX_HAS_PTHREAD_LIB pthread)
> +add_library_flags_if(LIBCXX_HAS_C_LIB c)
> +add_library_flags_if(LIBCXX_HAS_M_LIB m)
> +add_library_flags_if(LIBCXX_HAS_RT_LIB rt)
> +add_library_flags_if(LIBCXX_HAS_GCC_S_LIB gcc_s)
>
> # Setup flags.
> -append_if(LIBCXX_COMPILE_FLAGS LIBCXX_HAS_FPIC_FLAG -fPIC)
> -append_if(LIBCXX_LINK_FLAGS LIBCXX_HAS_NODEFAULTLIBS_FLAG -nodefaultlibs)
> +add_flags_if_supported(-fPIC)
> +add_link_flags_if_supported(-nodefaultlibs)
>
> if ( APPLE AND (LIBCXX_CXX_ABI_LIBNAME STREQUAL "libcxxabi" OR
> LIBCXX_CXX_ABI_LIBNAME STREQUAL "none"))
> @@ -106,8 +87,8 @@ if ( APPLE AND (LIBCXX_CXX_ABI_LIBNAME S
> endif()
>
> if ( CMAKE_OSX_DEPLOYMENT_TARGET STREQUAL "10.6" )
> - list(APPEND LIBCXX_COMPILE_FLAGS "-U__STRICT_ANSI__")
> - list(APPEND LIBCXX_LINK_FLAGS
> + add_definitions(-D__STRICT_ANSI__)
> + add_link_flags(
> "-compatibility_version 1"
> "-current_version 1"
> "-install_name /usr/lib/libc++.1.dylib"
> @@ -129,7 +110,7 @@ if ( APPLE AND (LIBCXX_CXX_ABI_LIBNAME S
> set (OSX_RE_EXPORT_LINE "/usr/lib/libc++abi.dylib
> -Wl,-reexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/libc++abi${LIBCXX_LIBCPPABI_VERSION}.exp")
> endif()
>
> - list(APPEND LIBCXX_LINK_FLAGS
> + add_link_flags(
> "-compatibility_version 1"
> "-install_name /usr/lib/libc++.1.dylib"
>
> "-Wl,-unexported_symbols_list,${CMAKE_CURRENT_SOURCE_DIR}/libc++unexp.exp"
> @@ -139,8 +120,9 @@ if ( APPLE AND (LIBCXX_CXX_ABI_LIBNAME S
> endif()
> endif()
>
> -string(REPLACE ";" " " LIBCXX_COMPILE_FLAGS "${LIBCXX_COMPILE_FLAGS}")
> -string(REPLACE ";" " " LIBCXX_LINK_FLAGS "${LIBCXX_LINK_FLAGS}")
> +target_link_libraries(cxx ${LIBCXX_LIBRARIES})
> +split_list(LIBCXX_COMPILE_FLAGS)
> +split_list(LIBCXX_LINK_FLAGS)
>
> set_target_properties(cxx
> PROPERTIES
>
> Modified: libcxx/trunk/test/CMakeLists.txt
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/CMakeLists.txt?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/test/CMakeLists.txt (original)
> +++ libcxx/trunk/test/CMakeLists.txt Wed Jul 29 16:07:28 2015
> @@ -6,84 +6,47 @@ macro(pythonize_bool var)
> endif()
> endmacro()
>
> -set(LIT_EXECUTABLE "" CACHE FILEPATH "Path to LLVM's llvm-lit.")
> +set(LIBCXX_LIT_VARIANT "libcxx" CACHE STRING
> + "Configuration variant to use for LIT.")
>
> -if(LIBCXX_BUILT_STANDALONE)
> - # Make sure we can use the console pool for recent cmake and ninja > 1.5
> - if(CMAKE_VERSION VERSION_LESS 3.1.20141117)
> - set(cmake_3_2_USES_TERMINAL)
> - else()
> - set(cmake_3_2_USES_TERMINAL USES_TERMINAL)
> - endif()
> -else()
> - include(FindPythonInterp)
> - if(PYTHONINTERP_FOUND)
> - set(LIT_EXECUTABLE
> - ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/utils/lit/lit.py)
> - else()
> - message(WARNING "Could not find Python, cannot set LIT_EXECUTABLE.")
> - endif()
> +pythonize_bool(LIBCXX_ENABLE_EXCEPTIONS)
> +pythonize_bool(LIBCXX_ENABLE_RTTI)
> +pythonize_bool(LIBCXX_ENABLE_SHARED)
> +pythonize_bool(LIBCXX_BUILD_32_BITS)
> +pythonize_bool(LIBCXX_ENABLE_GLOBAL_FILESYSTEM_NAMESPACE)
> +pythonize_bool(LIBCXX_ENABLE_STDIN)
> +pythonize_bool(LIBCXX_ENABLE_STDOUT)
> +pythonize_bool(LIBCXX_ENABLE_THREADS)
> +pythonize_bool(LIBCXX_ENABLE_THREAD_UNSAFE_C_FUNCTIONS)
> +pythonize_bool(LIBCXX_ENABLE_MONOTONIC_CLOCK)
> +pythonize_bool(LIBCXX_GENERATE_COVERAGE)
> +pythonize_bool(LIBCXXABI_USE_LLVM_UNWINDER)
> +
> +# The tests shouldn't link to any ABI library when it has been linked into
> +# libc++ statically.
> +if (LIBCXX_ENABLE_STATIC_ABI_LIBRARY)
> + set(LIBCXX_CXX_ABI_LIBNAME "none")
> endif()
> -
> -if (LIT_EXECUTABLE)
> - set(LIT_ARGS_DEFAULT "-sv --show-unsupported --show-xfail")
> - if (MSVC OR XCODE)
> - set(LIT_ARGS_DEFAULT "${LIT_ARGS_DEFAULT} --no-progress-bar")
> - endif()
> - set(LLVM_LIT_ARGS "${LIT_ARGS_DEFAULT}"
> - CACHE STRING "Default options for lit")
> - set(LIT_ARGS "${LLVM_LIT_ARGS}")
> - separate_arguments(LIT_ARGS)
> -
> - set(LIBCXX_LIT_VARIANT "libcxx" CACHE STRING
> - "Configuration variant to use for LIT.")
> -
> - pythonize_bool(LIBCXX_ENABLE_EXCEPTIONS)
> - pythonize_bool(LIBCXX_ENABLE_RTTI)
> - pythonize_bool(LIBCXX_ENABLE_SHARED)
> - pythonize_bool(LIBCXX_BUILD_32_BITS)
> - pythonize_bool(LIBCXX_ENABLE_GLOBAL_FILESYSTEM_NAMESPACE)
> - pythonize_bool(LIBCXX_ENABLE_STDIN)
> - pythonize_bool(LIBCXX_ENABLE_STDOUT)
> - pythonize_bool(LIBCXX_ENABLE_THREADS)
> - pythonize_bool(LIBCXX_ENABLE_THREAD_UNSAFE_C_FUNCTIONS)
> - pythonize_bool(LIBCXX_ENABLE_MONOTONIC_CLOCK)
> - pythonize_bool(LIBCXX_GENERATE_COVERAGE)
> - pythonize_bool(LIBCXXABI_USE_LLVM_UNWINDER)
> -
> - # The tests shouldn't link to any ABI library when it has been linked
> into
> - # libc++ statically.
> - if (LIBCXX_ENABLE_STATIC_ABI_LIBRARY)
> - set(LIBCXX_CXX_ABI_LIBNAME "none")
> - endif()
> - set(LIBCXX_TARGET_INFO "libcxx.test.target_info.LocalTI" CACHE STRING
> - "TargetInfo to use when setting up test environment.")
> - set(LIBCXX_EXECUTOR "None" CACHE STRING
> - "Executor to use when running tests.")
> -
> - set(AUTO_GEN_COMMENT "## Autogenerated by libcxx configuration.\n# Do
> not edit!")
> -
> - configure_file(
> - ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
> - ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg
> - @ONLY)
> -
> - add_custom_target(check-libcxx
> - COMMAND ${LIT_EXECUTABLE}
> - ${LIT_ARGS}
> - ${CMAKE_CURRENT_BINARY_DIR}
> - DEPENDS cxx
> - COMMENT "Running libcxx tests"
> - ${cmake_3_2_USES_TERMINAL})
> -
> - if (LIBCXX_GENERATE_COVERAGE)
> - include(CodeCoverage)
> - set(output_dir "${CMAKE_CURRENT_BINARY_DIR}/coverage")
> - set(capture_dirs
> "${LIBCXX_LIB_CMAKEFILES_DIR}/cxx.dir/;${CMAKE_CURRENT_BINARY_DIR}")
> - set(extract_dirs
> "${LIBCXX_SOURCE_DIR}/include;${LIBCXX_SOURCE_DIR}/src")
> - setup_lcov_test_target_coverage("cxx" "${output_dir}"
> "${capture_dirs}" "${extract_dirs}")
> - endif()
> -else()
> - message(WARNING
> - "LIT_EXECUTABLE not set, no check-libcxx target will be
> available!")
> +set(LIBCXX_TARGET_INFO "libcxx.test.target_info.LocalTI" CACHE STRING
> + "TargetInfo to use when setting up test environment.")
> +set(LIBCXX_EXECUTOR "None" CACHE STRING
> + "Executor to use when running tests.")
> +
> +set(AUTO_GEN_COMMENT "## Autogenerated by libcxx configuration.\n# Do not
> edit!")
> +
> +configure_file(
> + ${CMAKE_CURRENT_SOURCE_DIR}/lit.site.cfg.in
> + ${CMAKE_CURRENT_BINARY_DIR}/lit.site.cfg
> + @ONLY)
> +
> +add_lit_testsuite(check-libcxx "Running libcxx tests"
> + ${CMAKE_CURRENT_BINARY_DIR}
> + DEPENDS cxx)
> +
> +if (LIBCXX_GENERATE_COVERAGE)
> + include(CodeCoverage)
> + set(output_dir "${CMAKE_CURRENT_BINARY_DIR}/coverage")
> + set(capture_dirs
> "${LIBCXX_LIB_CMAKEFILES_DIR}/cxx.dir/;${CMAKE_CURRENT_BINARY_DIR}")
> + set(extract_dirs
> "${LIBCXX_SOURCE_DIR}/include;${LIBCXX_SOURCE_DIR}/src")
> + setup_lcov_test_target_coverage("cxx" "${output_dir}" "${capture_dirs}"
> "${extract_dirs}")
> endif()
>
> Modified: libcxx/trunk/test/lit.site.cfg.in
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/test/lit.site.cfg.in?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/test/lit.site.cfg.in (original)
> +++ libcxx/trunk/test/lit.site.cfg.in Wed Jul 29 16:07:28 2015
> @@ -1,6 +1,5 @@
> @AUTO_GEN_COMMENT@
> config.cxx_under_test = "@LIBCXX_COMPILER@"
> -config.std = "@LIBCXX_STD_VERSION@"
> config.libcxx_src_root = "@LIBCXX_SOURCE_DIR@"
> config.libcxx_obj_root = "@LIBCXX_BINARY_DIR@"
> config.cxx_library_root = "@LIBCXX_LIBRARY_DIR@"
>
> Modified: libcxx/trunk/www/index.html
> URL:
> http://llvm.org/viewvc/llvm-project/libcxx/trunk/www/index.html?rev=243574&r1=243573&r2=243574&view=diff
>
> ==============================================================================
> --- libcxx/trunk/www/index.html (original)
> +++ libcxx/trunk/www/index.html Wed Jul 29 16:07:28 2015
> @@ -184,26 +184,30 @@
>
> <p>In-tree build:</p>
> <ul>
> + <li><code>cd where-you-want-to-live</code></li>
> <li>Check out libcxx and <a href="http://libcxxabi.llvm.org/
> ">libcxxabi</a>
> into llvm/projects</li>
> - <li><code>cd llvm</code></li>
> + <li><code>cd where-you-want-to-build</code></li>
> <li><code>mkdir build && cd build</code></li>
> - <li><code>cmake .. # Linux may require -DCMAKE_C_COMPILER=clang
> + <li><code>cmake path/to/llvm # Linux may require
> -DCMAKE_C_COMPILER=clang
> -DCMAKE_CXX_COMPILER=clang++</code></li>
> <li><code>make cxx</code></li>
> </ul>
>
> - <p>Out-of-tree build:</p>
> + <p>Out-of-tree buildc:</p>
> <ul>
> - <li>Check out libcxx</li>
> + <li><code>cd where-you-want-to-live</code></li>
> + <li>Check out libcxx and llvm</li>
> <li>If not on a Mac, also check out
> <a href="http://libcxxabi.llvm.org/">libcxxabi</a></li>
> - <li><code>cd libcxx</code></li>
> + <li><code>cd where-you-want-to-build</code></li>
> <li><code>mkdir build && cd build</code></li>
> - <li><code>cmake -DLIBCXX_CXX_ABI=libcxxabi
> + <li><code>cmake -DLLVM_PATH=path/to/llvm
> + -DLIBCXX_CXX_ABI=libcxxabi
> -DLIBCXX_CXX_ABI_INCLUDE_PATHS=path/to/libcxxabi/include
> - -DLIT_EXECUTABLE=path/to/llvm/utils/lit/lit.py .. # Linux may
> require
> - -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++</code></li>
> + -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++
> + path/to/libcxx
> + </code></li>
> <li><code>make</code></li>
> </ul>
>
>
>
> _______________________________________________
> cfe-commits mailing list
> cfe-commits at cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
>
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