meson: Enable some MSVC warnings for parity with GCC/Clang

This makes it easier to do development with MSVC by making it warn
on common issues that GCC/Clang error out for in our CI configuration.

Continuation from https://gitlab.freedesktop.org/gstreamer/gst-build/-/merge_requests/223

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/698>
This commit is contained in:
Nirbheek Chauhan 2020-11-04 18:37:32 +05:30 committed by GStreamer Merge Bot
parent e5e27010c8
commit 926652be10

View file

@ -36,18 +36,24 @@ cc = meson.get_compiler('c')
cdata = configuration_data()
# Ignore several spurious warnings for things gstreamer does very commonly
# If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
# If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
# NOTE: Only add warnings here if you are sure they're spurious
if cc.get_id() == 'msvc'
add_project_arguments(
msvc_args = [
# Ignore several spurious warnings for things gstreamer does very commonly
# If a warning is completely useless and spammy, use '/wdXXXX' to suppress it
# If a warning is harmless but hard to fix, use '/woXXXX' so it's shown once
# NOTE: Only add warnings here if you are sure they're spurious
'/wd4018', # implicit signed/unsigned conversion
'/wd4146', # unary minus on unsigned (beware INT_MIN)
'/wd4244', # lossy type conversion (e.g. double -> int)
'/wd4305', # truncating type conversion (e.g. double -> float)
cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
language : 'c')
# Enable some warnings on MSVC to match GCC/Clang behaviour
'/w14062', # enumerator 'identifier' in switch of enum 'enumeration' is not handled
'/w14101', # 'identifier' : unreferenced local variable
'/w14189', # 'identifier' : local variable is initialized but not referenced
]
add_project_arguments(msvc_args, language: 'c')
elif cc.has_link_argument('-Wl,-Bsymbolic-functions')
# FIXME: Add an option for this if people ask for it
add_project_link_arguments('-Wl,-Bsymbolic-functions', language : 'c')