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check compiler version

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This commit is contained in:
Christian Zimmermann 2020-09-03 13:05:49 +02:00
parent ee58f2ab39
commit 2010b61006
1 changed files with 11 additions and 2 deletions
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13
CMakeLists.txt
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@ -1,8 +1,17 @@
cmake_minimum_required(VERSION 2.8)
project(multi_array)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -std=c++14 -g -Wpedantic -Ofast -march=native -faligned-new -funroll-loops -fopenmp -ftemplate-backtrace-limit=0")
if(CMAKE_COMPILER_IS_GNUCXX)
if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 7.0)
message(FATAL_ERROR "require gcc version >= 7.0")
endif()
else()
message(WARNING "compiler ${CMAKE_CXX_COMPILER_ID} officially not supported")
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -std=c++14 -Wpedantic -Ofast -march=native -faligned-new -funroll-loops -fopenmp")
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -std=c++14 -g -Wpedantic -Ofast -march=native -faligned-new -funroll-loops -fopenmp -ftemplate-backtrace-limit=0")
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Werror -std=c++14 -g -Wpedantic -O0 -march=native -faligned-new -funroll-loops -fopenmp")
enable_testing()