diff options
Diffstat (limited to 'SetFlags.cmake')
| -rw-r--r-- | SetFlags.cmake | 77 |
1 files changed, 45 insertions, 32 deletions
diff --git a/SetFlags.cmake b/SetFlags.cmake index 92046b688..57cab5a1c 100644 --- a/SetFlags.cmake +++ b/SetFlags.cmake @@ -16,14 +16,18 @@ macro (add_flags_lnk FLAGS) endmacro() macro(add_flags_cxx FLAGS) - set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}") - set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}") - set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${FLAGS}") - set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${FLAGS}") - set(CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE} ${FLAGS}") - set(CMAKE_C_FLAGS_COVERAGE "${CMAKE_C_FLAGS_COVERAGE} ${FLAGS}") - set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${FLAGS}") - set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${FLAGS}") + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}") +endmacro() + + +#this is a hack because we can't use cmake 2.8.10 because of travis +macro(get_clang_version) + execute_process( + COMMAND "${CMAKE_CXX_COMPILER}" "--version" + OUTPUT_VARIABLE CLANG_VERSION_OUTPUT) + string(REGEX MATCH "version ([0-9]\\.[0-9])" x ${CLANG_VERSION_OUTPUT}) + set(CLANG_VERSION ${CMAKE_MATCH_1}) endmacro() @@ -59,7 +63,7 @@ macro(set_flags) set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG") set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG") elseif(APPLE) - + if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION) @@ -80,8 +84,9 @@ macro(set_flags) else() # Let gcc / clang know that we're compiling a multi-threaded app: - if (UNIX) + if (${UNIX}) add_flags_cxx("-pthread") + add_flags_lnk("-pthread") endif() if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") @@ -112,6 +117,10 @@ macro(set_flags) add_flags_cxx("-march=native") endif() + if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") + get_clang_version() + endif() + # Use static CRT in MSVC builds: if (MSVC) @@ -214,15 +223,6 @@ macro(enable_profile) endif() endmacro() -#this is a hack because we can't use cmake 2.8.10 because of travis -macro(get_clang_version) - execute_process( - COMMAND "${CMAKE_CXX_COMPILER}" "--version" - OUTPUT_VARIABLE CLANG_VERSION_OUTPUT) - string(REGEX MATCH "version ([0-9]\\.[0-9])" x ${CLANG_VERSION_OUTPUT}) - set(CLANG_VERSION ${CMAKE_MATCH_1}) -endmacro() - macro(set_exe_flags) # Remove disabling the maximum warning level: # clang does not like a command line that reads -Wall -Wextra -w -Wall -Wextra and does not output any warnings @@ -235,7 +235,7 @@ macro(set_exe_flags) string(REPLACE "-w" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}") string(REPLACE "-w" "" CMAKE_CXX_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE}") string(REPLACE "-w" "" CMAKE_C_FLAGS_COVERAGE "${CMAKE_C_FLAGS_COVERAGE}") - add_flags_cxx("-Wall -Wextra -Wno-unused-parameter -Wno-error=switch") + add_flags_cxx("-Wall -Wextra -Wno-unused-parameter") # we support non-IEEE 754 fpus so can make no guarentees about error add_flags_cxx("-ffast-math") @@ -246,33 +246,46 @@ macro(set_exe_flags) endif() if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") - get_clang_version() if ("${CLANG_VERSION}" VERSION_LESS 3.0) message(FATAL_ERROR "MCServer requires clang version 3.0 or higher, version is ${CLANG_VERSION}") endif() # clang does not provide the __extern_always_inline macro and a part of libm depends on this when using fast-math add_flags_cxx("-D__extern_always_inline=inline") - add_flags_cxx("-Werror -Weverything -Wno-c++98-compat-pedantic -Wno-string-conversion") - add_flags_cxx("-Wno-exit-time-destructors -Wno-padded") - add_flags_cxx("-Wno-error=sign-conversion -Wno-error=conversion -Wno-error=deprecated") - add_flags_cxx("-Wno-error=missing-prototypes") - add_flags_cxx("-Wno-error=shadow -Wno-error=old-style-cast -Wno-error=global-constructors") - add_flags_cxx("-Wno-error=float-equal") - add_flags_cxx("-Wno-weak-vtables -Wno-switch-enum") + add_flags_cxx("-Weverything -Werror -Wno-c++98-compat-pedantic -Wno-string-conversion") + add_flags_cxx("-Wno-exit-time-destructors -Wno-padded -Wno-weak-vtables") if ("${CLANG_VERSION}" VERSION_GREATER 3.0) # flags that are not present in 3.0 - add_flags_cxx("-Wno-error=covered-switch-default -Wno-error=missing-variable-declarations") - add_flags_cxx("-Wno-implicit-fallthrough -Wno-error=extra-semi") + add_flags_cxx("-Wno-implicit-fallthrough") endif() if ("${CLANG_VERSION}" VERSION_GREATER 3.1) # flags introduced in 3.2 add_flags_cxx("-Wno-documentation") endif() if ("${CLANG_VERSION}" VERSION_GREATER 3.5) - # Use this flag to ignore error for a reserved macro problem in sqlite 3 - add_flags_cxx("-Wno-reserved-id-macro") + check_cxx_compiler_flag(-Wno-reserved-id-macro HAS_NO_RESERVED_ID_MACRO) + if (HAS_NO_RESERVED_ID_MACRO) + # Use this flag to ignore error for a reserved macro problem in sqlite 3 + add_flags_cxx("-Wno-reserved-id-macro") + endif() endif() endif() endif() endmacro() + +# if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") +# foreach(FILENAME ${ARGN}) +# message("downgrade_warnings for ${FILENAME}") +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-error=sign-conversion -Wno-error=conversion") +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-error=missing-prototypes -Wno-error=deprecated") +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-error=shadow -Wno-error=old-style-cast -Wno-error=switch-enum -Wno-error=switch") +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-error=float-equal -Wno-error=global-constructors") + +# if ("${CLANG_VERSION}" VERSION_GREATER 3.0) +# # flags that are not present in 3.0 +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-error=covered-switch-default ") +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-implicit-fallthrough -Wno-error=extra-semi") +# set_source_files_properties(${FILENAME} PROPERTIES COMPILE_FLAGS "-Wno-error=missing-variable-declarations") +# endif() +# endforeach() +# endif() |