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| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2019-03-28 09:44:02 +0100 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2019-03-28 09:45:19 +0100 |
| commit | a73f6213849bc659b0188a7169913ab1035afa7d (patch) | |
| tree | a1c7fbf35c43b70956fd5b1c039ede8ed370e4db /meson.build | |
| parent | ee36fed4389e71f0859a7b5d40e6218f3af797a6 (diff) | |
| download | systemd-a73f6213849bc659b0188a7169913ab1035afa7d.tar.gz systemd-a73f6213849bc659b0188a7169913ab1035afa7d.tar.bz2 systemd-a73f6213849bc659b0188a7169913ab1035afa7d.zip | |
meson: disable warnings about unused variables for NDEBUG builds
With assertions disabled, we'd get a bunch of warnings that really bring no
value. With this change, a default meson build with -Db_ndebug=true generates
no warnings.
Diffstat (limited to 'meson.build')
| -rw-r--r-- | meson.build | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/meson.build b/meson.build index 20bcb9d8b1..e446fe7370 100644 --- a/meson.build +++ b/meson.build @@ -383,6 +383,16 @@ if get_option('buildtype') != 'debug' possible_link_flags += '-Wl,--gc-sections' endif +if get_option('b_ndebug') == 'true' + # With asserts disabled with get a bunch of warnings about variables which + # are used only in the asserts. This is not useful at all, so let's just silence + # those warnings. + possible_cc_flags += [ + '-Wno-unused-variable', + '-Wno-unused-but-set-variable', + ] +endif + add_project_arguments(cc.get_supported_arguments(possible_cc_flags), language : 'c') add_project_link_arguments(cc.get_supported_link_arguments(possible_link_flags), language : 'c') |