- set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wnon-virtual-dtor -Wno-long-long -Wundef -Wcast-align -Wchar-subscripts -Wall -W -Wextra -Wpointer-arith -Wformat-security -Woverloaded-virtual -fno-common -Wno-deprecated-register")
- # set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG -DQT_NO_DEBUG") # Use CMake default
- # set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g -DNDEBUG -DQT_NO_DEBUG") # Use CMake default
- set(CMAKE_CXX_FLAGS_DEBUG "-g -O2 -fno-inline")
- set(CMAKE_CXX_FLAGS_DEBUGFULL "-g3 -fno-inline")
- set(CMAKE_CXX_FLAGS_PROFILE "-g3 -fno-inline -ftest-coverage -fprofile-arcs")
-
- set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wno-unused-function -Wno-undef -fno-strict-aliasing")
-
-# For MSVC, at least do a version sanity check
-elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC")
- if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "18.0")
- message(WARNING "Your compiler is too old; we expect at least Visual Studio Nov 2013 CTP (MSVC 18). Your build will likely fail.")
- endif()
+ # Check for and set linker flags
+ check_and_set_linker_flag("-Wl,-z,relro" RELRO LINKER_FLAGS)
+ check_and_set_linker_flag("-Wl,-z,now" NOW LINKER_FLAGS)
+ check_and_set_linker_flag("-Wl,--as-needed" AS_NEEDED LINKER_FLAGS)
+ check_and_set_linker_flag("-Wl,--enable-new-dtags" ENABLE_NEW_DTAGS LINKER_FLAGS)
+ check_and_set_linker_flag("-Wl,--no-undefined" NO_UNDEFINED LINKER_FLAGS)
+
+ set(CMAKE_EXE_LINKER_FLAGS "${LINKER_FLAGS} ${CMAKE_EXE_LINKER_FLAGS}")
+ set(CMAKE_MODULE_LINKER_FLAGS "${LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}")
+ set(CMAKE_SHARED_LINKER_FLAGS "${LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS}")
+
+elseif(MSVC)
+ # Target Windows Vista
+ add_definitions(-D_WIN32_WINNT=0x0600 -DWINVER=0x0600 -D_WIN32_IE=0x0600)
+
+ # Various settings for the Windows API
+ add_definitions(-DWIN32_LEAN_AND_MEAN -DUNICODE -D_UNICODE -D_USE_MATH_DEFINES -DNOMINMAX)
+
+ # Compile options
+ add_compile_options(
+ /EHsc
+ "$<$<BOOL:${FATAL_WARNINGS}>:/WX>"
+ )
+
+ # Increase warning level on MSVC
+ # CMake puts /W3 in CMAKE_CXX_FLAGS which will be appended later, so we need to replace
+ string(REPLACE "/W3" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+
+ # Silence annoying/useless warnings
+ # C4127: conditional expression is constant
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4127")
+ # C4244: 'identifier': conversion from 't1' to 't2', possible loss of data
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4244")
+ # C4456: declaration of 'identifier' hides previous local declaration
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4456")
+ # C4458: declaration of 'identifier' hides class member
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4458")
+ # C4996: deprecation warnings
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4996")
+
+ # Link against the correct version of the C runtime
+ set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/NODEFAULTLIB:libcmt /DEFAULTLIB:msvcrt ${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
+ set(CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO "/NODEFAULTLIB:libcmt /DEFAULTLIB:msvcrt ${CMAKE_EXE_LINKER_FLAGS_RELWITHDEBINFO}")
+ set(CMAKE_EXE_LINKER_FLAGS_MINSIZEREL "/NODEFAULTLIB:libcmt /DEFAULTLIB:msvcrt ${CMAKE_EXE_LINKER_FLAGS_MINSIZEREL}")
+ set(CMAKE_EXE_LINKER_FLAGS_DEBUG "/NODEFAULTLIB:libcmtd /DEFAULTLIB:msvcrtd ${CMAKE_EXE_LINKER_FLAGS_DEBUG}")