diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 2284146b3ab..5efe96df9e5 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1389,7 +1389,10 @@ if(CMAKE_COMPILER_IS_GNUCC) # flags to undo strict flags ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations) ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_UNUSED_PARAMETER -Wno-unused-parameter) - ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH -Wno-implicit-fallthrough) + + if(CMAKE_COMPILER_IS_GNUCC AND (NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "7.0")) + ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_IMPLICIT_FALLTHROUGH -Wno-implicit-fallthrough) + endif() if(NOT APPLE) ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_ERROR_UNUSED_BUT_SET_VARIABLE -Wno-error=unused-but-set-variable) |