[libcxx] r243574 - Recommit r243503 "[libcxx] Cleanup CMake configuration and integrate with LLVM"
Kostya Serebryany
kcc at google.com
Wed Jul 29 16:40:41 PDT 2015
I still see the failures with r243591
On Wed, Jul 29, 2015 at 4:24 PM, Eric Fiselier <eric at efcs.ca> wrote:
> I just pushed a possible fix to libc++. Let me know ASAP if that
> doesn't fix the issue. I'll revert if r243591 doesn't work.
>
> /Eric
>
> On Wed, Jul 29, 2015 at 6:44 PM, Alexey Samsonov <vonosmas at gmail.com>
> wrote:
> > Eric,
> >
> > Looks like it breaks the build of compiler-rt on Linux, and we can't fix
> it
> > instantly, sorry =/
> > Could you please revert it again?
> >
> > The problem is that when I pass correct -DLLVM_CONFIG= value when
> > configuring standalone libcxx with
> > just-built Clang, libcxx invokes
> llvm/cmake/modules/HandleLLVMOptions.cmake,
> > and it fails with an error
> > "Host Clang version must be at least 3.1!",
> > because CMake is unable to properly determine the compiler version of
> > just-built Clang as 3.8.0 for
> > some reason(?!) I'm now looking into this issue, and will provide a
> patch to
> > compiler-rt that should accompany
> > re-land of libcxx CMake changes.
> >
> > On Wed, Jul 29, 2015 at 3:05 PM, Eric Fiselier <eric at efcs.ca> wrote:
> >>
> >> Libc++ standalone builds now require that libc++ can find the LLVM
> source
> >> directory. If you specify the LLVM source root using
> >> "-DLLVM_PATH=path/to/llvm" then the command should work?
> >>
> >> Does this new requirement work for you?
> >>
> >> On Jul 29, 2015 6:03 PM, "Alexey Samsonov" <samsonov at google.com> wrote:
> >>>
> >>> I'm looking into the fix now, it probably should go to compiler-rt
> >>> anyway, so I don't think we should revert libcxx part now.
> >>>
> >>> On Wed, Jul 29, 2015 at 2:59 PM, Kostya Serebryany <kcc at google.com>
> >>> wrote:
> >>>>
> >>>> Eric,
> >>>> If there is no quick fix, will you be able to revert this, please?
> >>>>
> >>>> On Wed, Jul 29, 2015 at 2:56 PM, Evgenii Stepanov
> >>>> <eugeni.stepanov at gmail.com> wrote:
> >>>>>
> >>>>> And the log says:
> >>>>>
> >>>>> CMake Error at cmake/Modules/FindLLVM.cmake:41 (message):
> >>>>> 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.
> >>>>> Call Stack (most recent call first):
> >>>>> CMakeLists.txt:37 (include)
> >>>>>
> >>>>> On Wed, Jul 29, 2015 at 2:49 PM, Kostya Serebryany <kcc at google.com>
> >>>>> wrote:
> >>>>> > 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
> >>>>> >
> >>>>> >
> >>>>> >
> >>>>> > _______________________________________________
> >>>>> > cfe-commits mailing list
> >>>>> > cfe-commits at cs.uiuc.edu
> >>>>> > http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
> >>>>> >
> >>>>
> >>>>
> >>>
> >>>
> >>>
> >>> --
> >>> Alexey Samsonov, Mountain View, CA
> >>
> >>
> >> _______________________________________________
> >> cfe-commits mailing list
> >> cfe-commits at cs.uiuc.edu
> >> http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
> >>
> >
> >
> >
> > --
> > Alexey Samsonov
> > vonosmas at gmail.com
>
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