Set CMAKE_CXX_STANDARD to 20 when available

This commit is contained in:
Carles Fernandez 2019-06-14 14:10:30 +02:00
parent 7467f94164
commit ec8f398e59
No known key found for this signature in database
GPG Key ID: 4C583C52B0C3877D
2 changed files with 10 additions and 2 deletions

View File

@ -787,7 +787,11 @@ if(NOT (GNURADIO_VERSION VERSION_LESS 3.8) AND LOG4CPP_READY_FOR_CXX17)
TYPE OPTIONAL
)
if(${FILESYSTEM_FOUND})
set(CMAKE_CXX_STANDARD 17)
if(CMAKE_VERSION VERSION_LESS 3.12)
set(CMAKE_CXX_STANDARD 17)
else()
set(CMAKE_CXX_STANDARD 20)
endif()
set(CMAKE_CXX_STANDARD_REQUIRED ON)
endif()
endif()

View File

@ -95,7 +95,11 @@ if((CMAKE_CXX_COMPILER_ID STREQUAL "GNU") AND NOT WIN32)
set(CMAKE_CXX_STANDARD 14)
else()
if(${FILESYSTEM_FOUND})
set(CMAKE_CXX_STANDARD 17)
if(CMAKE_VERSION VERSION_LESS 3.12)
set(CMAKE_CXX_STANDARD 17)
else()
set(CMAKE_CXX_STANDARD 20)
endif()
set(CMAKE_CXX_STANDARD_REQUIRED ON)
else()
set(CMAKE_CXX_STANDARD 14)