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meson: Add -fstrict-aliasing if supported

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Alexis Engelke
2021-09-19 17:06:59 +02:00
parent 49984c940c
commit a150822fe1
1 changed files with 4 additions and 1 deletions
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meson.build
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@@ -10,6 +10,10 @@ if py_version_res.returncode() != 0 or not py_version.version_compare('>=3.6')
error('Python 3.6 required, got @0@'.format(py_version)) error('Python 3.6 required, got @0@'.format(py_version))
endif endif
cc = meson.get_compiler('c')
if cc.has_argument('-fstrict-aliasing')
add_project_arguments('-fstrict-aliasing', language: 'c')
endif
if get_option('warning_level').to_int() >= 3 if get_option('warning_level').to_int() >= 3
extra_warnings = [ extra_warnings = [
'-Wmissing-prototypes', '-Wshadow', '-Wwrite-strings', '-Wswitch-default', '-Wmissing-prototypes', '-Wshadow', '-Wwrite-strings', '-Wswitch-default',
@@ -20,7 +24,6 @@ if get_option('warning_level').to_int() >= 3
# always warns, even on architectures without alignment requirements. # always warns, even on architectures without alignment requirements.
'-Wcast-align', '-Wcast-align=strict', '-Wcast-align', '-Wcast-align=strict',
] ]
cc = meson.get_compiler('c')
foreach warning : extra_warnings foreach warning : extra_warnings
if cc.has_argument(warning) if cc.has_argument(warning)
add_project_arguments(warning, language: 'c') add_project_arguments(warning, language: 'c')