diff options
Diffstat (limited to 'meson.build')
| -rw-r--r-- | meson.build | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/meson.build b/meson.build index 2cedabad5..456be5aa2 100644 --- a/meson.build +++ b/meson.build @@ -344,6 +344,12 @@ add_project_arguments( '-Wimplicit-fallthrough', '-Werror=switch', '-Werror=switch-enum', + # Enable assertions in libstdc++ by default. Harmless on libc++. Benchmarked + # at ~1% overhead in `nix search`. + # + # FIXME: remove when we get meson 1.4.0 which will default this to on for us: + # https://mesonbuild.com/Release-notes-for-1-4-0.html#ndebug-setting-now-controls-c-stdlib-assertions + '-D_GLIBCXX_ASSERTIONS=1', language : 'cpp', ) @@ -351,8 +357,7 @@ if cxx.get_id() in ['gcc', 'clang'] # 2024-03-24: jade benchmarked the default sanitize reporting in clang and got # a regression of about 10% on hackage-packages.nix with clang. So we are trapping instead. # - # This has an overhead of 0-4% on gcc and unmeasurably little on clang, in - # Nix evaluation benchmarks. + # This has an unmeasurably low overhead in Nix evaluation benchmarks. # # N.B. Meson generates a completely nonsense warning here: # https://github.com/mesonbuild/meson/issues/9822 |