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[flang] Attempt to build f18 with clang.

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Original-commit: flang-compiler/f18@86fec97e41
Reviewed-on: https://github.com/flang-compiler/f18/pull/73
Tree-same-pre-rewrite: false
This commit is contained in:
peter klausler 2018-04-25 13:33:14 -07:00
parent 66c98ee4ca
commit 016fa9cf17
1 changed files with 25 additions and 10 deletions
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35
flang/CMakeLists.txt
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@ -2,27 +2,37 @@ cmake_minimum_required(VERSION 3.9.0)
#
# Reminder: The normal way to set the compiler is via the CXX environment variable
#
# CXX=/opt/gcc-7.2.0/bin/g++ cmake .../f18
#
# but for convenience we provide the following cmake variables to
# CXX=/opt/gcc-7.2.0/bin/g++ cmake .../f18
#
# but for convenience we provide the following cmake variables to
# use an existing gcc installation directory.
#
# Pass '-DPGI=1' to cmake to use the latest gcc installation at PGI
if( PGI )
set(GCC /home/sw/thirdparty/gcc/gcc-7.3.0/linux86-64/redhat)
# Pass '-DPGI=1' to cmake to use the latest gcc installation at PGI
if( PGI )
set(PGIGCC /home/sw/thirdparty/gcc/gcc-7.3.0/linux86-64/redhat)
if(CLANG)
set(CLANG /home/sw/thirdparty/llvm/linux86-64/6.0-pgi2)
set(CMAKE_CXX_COMPILER "${CLANG}/bin/clang++")
set(CMAKE_CC_COMPILER "${CLANG}/bin/clang")
set(CMAKE_INSTALL_RPATH "${PGIGCC}/lib64")
set(CMAKE_BUILD_WITH_INSTALL_RPATH true)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${PGIGCC}")
else()
set(GCC "${PGIGCC}")
endif()
endif()
# Pass -DGCC=... to cmake to use a specific gcc installation
if( GCC )
# Pass -DGCC=... to cmake to use a specific gcc installation
if( GCC )
set(CMAKE_CXX_COMPILER "${GCC}/bin/g++")
set(CMAKE_CC_COMPILER "${GCC}/bin/gcc")
set(CMAKE_INSTALL_RPATH "${GCC}/lib64")
set(CMAKE_BUILD_WITH_INSTALL_RPATH true)
endif()
# Reminder: Setting CMAKE_CXX_COMPILER must be done before calling project()
# Reminder: Setting CMAKE_CXX_COMPILER must be done before calling project()
project(f18 CXX)
@ -31,7 +41,12 @@ if( NOT CMAKE_BUILD_TYPE )
endif()
message(STATUS "Build Type: ${CMAKE_BUILD_TYPE}")
if(CMAKE_COMPILER_IS_GNUCXX)
if(CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
if(PGI)
if(CLANG)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --gcc-toolchain=${PGIGCC}")
endif()
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -pedantic")
set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DDEBUG")