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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-plugins-good/-/merge_requests/809>
This commit is contained in:
Nirbheek Chauhan 2020-11-04 18:43:04 +05:30
parent 99723bc1c1
commit 35eabc3f95
1 changed files with 16 additions and 6 deletions
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22
meson.build
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@ -31,17 +31,27 @@ cc = meson.get_compiler('c')
host_system = host_machine.system()
if cc.get_id() == 'msvc'
# 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
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
]
if have_cxx
add_project_arguments(msvc_args, language: ['c', 'cpp'])
else
add_project_arguments(msvc_args, language: 'c')
endif
# Disable SAFESEH with MSVC for plugins and libs that use external deps that
# are built with MinGW
noseh_link_args = ['/SAFESEH:NO']