65 lines
3.5 KiB
CMake
65 lines
3.5 KiB
CMake
# from here:
|
|
#
|
|
# https://github.com/lefticus/cppbestpractices/blob/master/02-Use_the_Tools_Available.md
|
|
|
|
function(set_project_warnings)
|
|
option(WARNINGS_AS_ERRORS "Treat compiler warnings as errors" TRUE)
|
|
|
|
set(MSVC_WARNINGS
|
|
/W4 # Baseline reasonable warnings
|
|
/w14242 # 'identifier': conversion from 'type1' to 'type1', possible loss of data
|
|
/w14254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
|
|
/w14263 # 'function': member function does not override any base class virtual member function
|
|
/w14265 # 'classname': class has virtual functions, but destructor is not virtual instances of this class may not
|
|
# be destructed correctly
|
|
/w14287 # 'operator': unsigned/negative constant mismatch
|
|
/we4289 # nonstandard extension used: 'variable': loop control variable declared in the for-loop is used outside
|
|
# the for-loop scope
|
|
/w14296 # 'operator': expression is always 'boolean_value'
|
|
/w14311 # 'variable': pointer truncation from 'type1' to 'type2'
|
|
/w14545 # expression before comma evaluates to a function which is missing an argument list
|
|
/w14546 # function call before comma missing argument list
|
|
/w14547 # 'operator': operator before comma has no effect; expected operator with side-effect
|
|
/w14549 # 'operator': operator before comma has no effect; did you intend 'operator'?
|
|
/w14555 # expression has no effect; expected expression with side- effect
|
|
/w14619 # pragma warning: there is no warning number 'number'
|
|
/w14640 # Enable warning on thread un-safe static member initialization
|
|
/w14826 # Conversion from 'type1' to 'type_2' is sign-extended. This may cause unexpected runtime behavior.
|
|
/w14905 # wide string literal cast to 'LPSTR'
|
|
/w14906 # string literal cast to 'LPWSTR'
|
|
/w14928 # illegal copy-initialization; more than one user-defined conversion has been implicitly applied
|
|
/permissive- # standards conformance mode for MSVC compiler.
|
|
)
|
|
|
|
set(CLANG_WARNINGS
|
|
-Wall
|
|
-Wextra # reasonable and standard
|
|
-Wshadow # warn the user if a variable declaration shadows one from a parent context
|
|
-Wnon-virtual-dtor # warn the user if a class with virtual functions has a non-virtual destructor. This helps
|
|
# catch hard to track down memory errors
|
|
-Wold-style-cast # warn for c-style casts
|
|
-Wcast-align # warn for potential performance problem casts
|
|
-Wunused # warn on anything being unused
|
|
-Woverloaded-virtual # warn if you overload (not override) a virtual function
|
|
-Wpedantic # warn if non-standard C++ is used
|
|
-Wconversion # warn on type conversions that may lose data
|
|
-Wsign-conversion # warn on sign conversions
|
|
-Wnull-dereference # warn if a null dereference is detected
|
|
-Wdouble-promotion # warn if float is implicit promoted to double
|
|
-Wformat=2 # warn on security issues around functions that format output (ie printf)
|
|
)
|
|
|
|
if (WARNINGS_AS_ERRORS)
|
|
set(CLANG_WARNINGS ${CLANG_WARNINGS} -Werror)
|
|
set(MSVC_WARNINGS ${MSVC_WARNINGS} /WX)
|
|
endif ()
|
|
|
|
if (WIN32)
|
|
set(PROJECT_WARNINGS ${MSVC_WARNINGS})
|
|
else ()
|
|
set(PROJECT_WARNINGS ${CLANG_WARNINGS})
|
|
endif ()
|
|
|
|
add_compile_options(${PROJECT_WARNINGS})
|
|
|
|
endfunction()
|