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[flang] Use libc++ with clang. 

Original-commit: flang-compiler/f18@d81b8d87f8
Reviewed-on: https://github.com/flang-compiler/f18/pull/73
Tree-same-pre-rewrite: false
This commit is contained in:
peter klausler 2018-04-26 17:03:54 -07:00
parent b9ee2fc6ae
commit 3fd2c17cf2
1 changed files with 4 additions and 8 deletions
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12
flang/CMakeLists.txt
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@ -10,15 +10,11 @@ cmake_minimum_required(VERSION 3.9.0)
#
# Pass '-DPGI=1' to cmake to use the latest gcc installation at PGI.
# Add '-DCLANG=1' to use clang.
# Add '-DCLANG=1' to use clang and libc++.
if( PGI )
set(GCCVERS gcc-7.3.0/linux86-64/redhat)
set(GCC /home/sw/thirdparty/gcc/gcc-7.3.0/linux86-64/redhat)
if(CLANG)
# This copy on hsw3 has one-line patch to include/c++/7.3.0/variant
set(GCC /local/home/pklausler/gcc/${GCCVERS})
set(CLANG /home/sw/thirdparty/llvm/linux86-64/6.0-pgi2)
else()
set(GCC /home/sw/thirdparty/gcc/${GCCVERS})
endif()
endif()
@ -27,7 +23,7 @@ if( GCC )
if (CLANG)
set(CMAKE_CXX_COMPILER "${CLANG}/bin/clang++")
set(CMAKE_CC_COMPILER "${CLANG}/bin/clang")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${GCC}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
else()
set(CMAKE_CXX_COMPILER "${GCC}/bin/g++")
set(CMAKE_CC_COMPILER "${GCC}/bin/gcc")
@ -47,7 +43,7 @@ message(STATUS "Build Type: ${CMAKE_BUILD_TYPE}")
if(CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
if(CLANG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${GCC}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -pedantic")