# Copyright 2020-2023 David Robillard # SPDX-License-Identifier: 0BSD OR ISC # Project-specific warning suppressions warning_level = get_option('warning_level') ##### # C # ##### c_suppressions = [] if cc.get_id() in ['clang', 'emscripten'] if warning_level == 'everything' c_suppressions += [ '-Wno-cast-align', '-Wno-cast-qual', '-Wno-declaration-after-statement', '-Wno-documentation-unknown-command', '-Wno-double-promotion', '-Wno-float-equal', '-Wno-format-nonliteral', '-Wno-implicit-float-conversion', '-Wno-implicit-int-conversion', '-Wno-nullable-to-nonnull-conversion', '-Wno-padded', '-Wno-reserved-id-macro', '-Wno-shorten-64-to-32', '-Wno-sign-conversion', '-Wno-switch-enum', '-Wno-vla', ] if not meson.is_cross_build() c_suppressions += [ '-Wno-poison-system-directories', ] endif endif if warning_level in ['everything', '3'] c_suppressions += [ '-Wno-nullability-extension', ] if host_machine.system() == 'freebsd' c_suppressions += [ '-Wno-c11-extensions', ] elif host_machine.system() == 'darwin' c_suppressions += [ '-Wno-unused-macros', ] elif host_machine.system() == 'windows' c_suppressions += [ '-Wno-deprecated-declarations', '-Wno-nonportable-system-include-path', '-Wno-unused-macros', ] endif endif elif cc.get_id() == 'gcc' if warning_level == 'everything' c_suppressions += [ '-Wno-cast-align', '-Wno-cast-qual', '-Wno-conversion', '-Wno-double-promotion', '-Wno-float-equal', '-Wno-format-nonliteral', '-Wno-format-truncation', '-Wno-inline', '-Wno-padded', '-Wno-stack-protector', '-Wno-strict-overflow', '-Wno-suggest-attribute=const', '-Wno-suggest-attribute=pure', '-Wno-switch-default', '-Wno-switch-enum', '-Wno-unsuffixed-float-constants', '-Wno-unused-const-variable', '-Wno-unused-parameter', '-Wno-vla', ] endif if warning_level in ['everything', '3'] c_suppressions += [ '-Wno-pedantic', ] endif if host_machine.system() == 'windows' c_suppressions += [ '-Wno-bad-function-cast', '-Wno-unused-macros', ] endif elif cc.get_id() == 'msvc' c_suppressions += [ '/experimental:external', '/external:W0', '/external:anglebrackets', ] if warning_level == 'everything' c_suppressions += [ '/wd4061', # enumerator in switch is not explicitly handled '/wd4191', # unsafe conversion from FARPROC '/wd4365', # signed/unsigned mismatch '/wd4514', # unreferenced inline function has been removed '/wd4710', # function not inlined '/wd4711', # function selected for automatic inline expansion '/wd4774', # format string is not a string literal '/wd4800', # implicit conversion to bool '/wd4820', # padding added after construct '/wd5045', # will insert Spectre mitigation for memory load ] endif if warning_level in ['everything', '3'] c_suppressions += [ '/wd4090', # different const qualifiers '/wd4706', # assignment within conditional expression ] endif if warning_level in ['everything', '3', '2'] c_suppressions += [ '/wd4244', # conversion from floating point, possible loss of data '/wd4267', # conversion from size_t, possible loss of data '/wd4996', # POSIX name for this item is deprecated ] endif endif c_suppressions = cc.get_supported_arguments(c_suppressions)