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Cmake build: Abort build-configuration if using a too old c++ gnu compiler

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This commit is contained in:
Kornel Benko 2015-05-14 21:21:07 +02:00
parent 7fb1dfe61e
commit e3524cefaa
1 changed files with 9 additions and 2 deletions
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7
CMakeLists.txt
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@ -70,6 +70,13 @@ endif()
if(NOT help AND NOT HELP)
# 'project' triggers the searching for a compiler
project(${LYX_PROJECT})
if (CMAKE_COMPILER_IS_GNUCXX)
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.0")
message(STATUS "Gnu CXX compiler version = ${CMAKE_CXX_COMPILER_VERSION}")
message(STATUS "is too old, should be >= 4.0")
message(FATAL_ERROR "Exiting")
endif()
endif()
endif()
if(UNIX)