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Fix PR26622 - Make CheckLibcxxAtomic.cmake use the libc++ headers.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@261383 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Fiselier
2016-02-20 00:24:43 +00:00
parent b3792285ed
commit 100ce64c6d
1 changed files with 2 additions and 2 deletions
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4
cmake/Modules/CheckLibcxxAtomic.cmake
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@@ -9,9 +9,9 @@ INCLUDE(CheckCXXSourceCompiles)
function(check_cxx_atomics varname) function(check_cxx_atomics varname)
set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS}) set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_FLAGS "-std=c++11") set(CMAKE_REQUIRED_FLAGS "-std=c++11 -nostdinc++ -isystem ${LIBCXX_SOURCE_DIR}/include")
if (${LIBCXX_GCC_TOOLCHAIN}) if (${LIBCXX_GCC_TOOLCHAIN})
set(CMAKE_REQUIRED_FLAGS "-std=c++11 --gcc-toolchain=${LIBCXX_GCC_TOOLCHAIN}") set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} --gcc-toolchain=${LIBCXX_GCC_TOOLCHAIN}")
endif() endif()
check_cxx_source_compiles(" check_cxx_source_compiles("
#include <cstdint> #include <cstdint>