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

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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/gst-libav/-/merge_requests/109>
This commit is contained in:
Nirbheek Chauhan 2020-11-04 18:44:54 +05:30
parent b6acd99239
commit f29e9dfe9c
1 changed files with 13 additions and 6 deletions
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11
meson.build
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@ -98,16 +98,23 @@ libm = cc.find_library('m', required : false)
gst_libav_args = ['-DHAVE_CONFIG_H'] gst_libav_args = ['-DHAVE_CONFIG_H']
if cc.get_id() == 'msvc' if cc.get_id() == 'msvc'
msvc_args = [
# Ignore several spurious warnings for things gstreamer does very commonly # 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 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 # 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 # NOTE: Only add warnings here if you are sure they're spurious
add_project_arguments(
'/wd4018', # implicit signed/unsigned conversion '/wd4018', # implicit signed/unsigned conversion
'/wd4146', # unary minus on unsigned (beware INT_MIN) '/wd4146', # unary minus on unsigned (beware INT_MIN)
'/wd4244', # lossy type conversion (e.g. double -> int) '/wd4244', # lossy type conversion (e.g. double -> int)
'/wd4305', # truncating type conversion (e.g. double -> float) '/wd4305', # truncating type conversion (e.g. double -> float)
language : 'c') cc.get_supported_arguments(['/utf-8']), # set the input encoding to utf-8
# 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', 'cpp'])
endif endif
# Symbol visibility # Symbol visibility