[libvirt PATCH 1/6] meson: get rid of list of unused warning flags
We're not using these warning flags with libvirt, and it is not worth
keeping them just to issue a warning if someone tries to enable them.
If someone does try to enable them, either libvirt will build cleanly
or it won't.
Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com>
---
meson.build | 76 -----------------------------------------------------
1 file changed, 76 deletions(-)
diff --git a/meson.build b/meson.build
index b827bd9275..7565eace17 100644
--- a/meson.build
+++ b/meson.build
@@ -491,82 +491,6 @@ if not cc.compiles(w_unused_function_code, args:
w_unused_function_args)
cc_flags += ['-Wno-unused-function']
endif
-cc_flags_disabled = [
- # In meson this is specified using 'c_std=gnu99' in project() function.
- '-std=gnu99',
-
- # don't care about C++ compiler compat
- '-Wc++-compat',
- '-Wabi',
- '-Wdeprecated',
-
- # Don't care about ancient C standard compat
- '-Wtraditional',
- '-Wtraditional-conversion',
-
- # Ignore warnings in /usr/include
- '-Wsystem-headers',
-
- # Happy for compiler to add struct padding
- '-Wpadded',
-
- # GCC very confused with -O2
- '-Wunreachable-code',
-
- # Too many to deal with
- '-Wconversion',
- '-Wsign-conversion',
-
- # Need to allow bad cast for execve()
- '-Wcast-qual',
-
- # We need to use long long in many places
- '-Wlong-long',
-
- # We allow manual list of all enum cases without default
- '-Wswitch-default',
-
- # Not a problem since we don't use -fstrict-overflow
- '-Wstrict-overflow',
-
- # Not a problem since we don't use -funsafe-loop-optimizations
- '-Wunsafe-loop-optimizations',
-
- # gcc 4.4.6 complains this is C++ only; gcc 4.7.0 implies this from -Wall
- '-Wenum-compare',
-
- # gcc 5.1 -Wformat-signedness mishandles enums, not ready for prime time
- '-Wformat-signedness',
-
- # Several conditionals expand the same on both branches depending on the
- # particular platform/architecture
- '-Wduplicated-branches',
-
- # > This warning does not generally indicate that there is anything wrong
- # > with your code; it merely indicates that GCC's optimizers are unable
- # > to handle the code effectively.
- # Source: https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html
- '-Wdisabled-optimization',
-
- # Various valid glib APIs/macros trigger this warning
- '-Wbad-function-cast',
-
- # We might fundamentally need some of these disabled forever, but
- # ideally we'd turn many of them on
- '-Wfloat-equal',
- '-Wpacked',
- '-Wunused-macros',
- '-Woverlength-strings',
- '-Wstack-protector',
- '-Wsuggest-attribute=malloc',
-]
-
-foreach flag : cc_flags_disabled
- if cc_flags.contains(flag)
- error('@0@ is disabled but listed in cc_flags'.format(flag))
- endif
-endforeach
-
supported_cc_flags = cc.get_supported_arguments(cc_flags)
add_project_arguments(supported_cc_flags, language: 'c')
--
2.30.2