72 lines
2.7 KiB
Bash
72 lines
2.7 KiB
Bash
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#!/bin/bash
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. .github/scripts/flags.sh
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# Add all warning flags we can.
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add_flag -Wall
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add_flag -Wextra
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add_flag -Weverything
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# Disable specific warning flags for both C and C++.
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# Very verbose, not very useful. This warns about things like int -> uint
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# conversions that change sign without a cast and narrowing conversions.
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add_flag -Wno-conversion
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# TODO(iphydf): Check enum values when received from the user, then assume
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# correctness and remove this suppression.
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add_flag -Wno-covered-switch-default
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# We use C99, so declarations can come after statements.
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add_flag -Wno-declaration-after-statement
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# Due to clang's tolower() macro being recursive
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# https://github.com/TokTok/c-toxcore/pull/481
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add_flag -Wno-disabled-macro-expansion
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# We don't put __attribute__ on the public API.
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add_flag -Wno-documentation-deprecated-sync
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# Bootstrap daemon does this.
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add_flag -Wno-format-nonliteral
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# struct Foo foo = {0}; is a common idiom. Missing braces means we'd need to
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# write {{{0}}} in some cases, which is ugly and a maintenance burden.
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add_flag -Wno-missing-braces
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add_flag -Wno-missing-field-initializers
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# We don't use this attribute. It appears in the non-NDEBUG stderr logger.
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add_flag -Wno-missing-noreturn
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# Useful sometimes, but we accept padding in structs for clarity.
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# Reordering fields to avoid padding will reduce readability.
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add_flag -Wno-padded
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# This warns on things like _XOPEN_SOURCE, which we currently need (we
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# probably won't need these in the future).
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add_flag -Wno-reserved-id-macro
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# TODO(iphydf): Clean these up. They are likely not bugs, but still
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# potential issues and probably confusing.
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add_flag -Wno-sign-compare
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# __attribute__((nonnull)) causes this warning on defensive null checks.
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add_flag -Wno-tautological-pointer-compare
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# Our use of mutexes results in a false positive, see 1bbe446.
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add_flag -Wno-thread-safety-analysis
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# File transfer code has this.
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add_flag -Wno-type-limits
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# Callbacks often don't use all their parameters.
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add_flag -Wno-unused-parameter
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# cimple does this better
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add_flag -Wno-unused-function
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# libvpx uses __attribute__((unused)) for "potentially unused" static
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# functions to avoid unused static function warnings.
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add_flag -Wno-used-but-marked-unused
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# We use variable length arrays a lot.
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add_flag -Wno-vla
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# Disable warnings about unknown Doxygen commands
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add_flag -Wno-documentation-unknown-command
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# Disable specific warning flags for C++.
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# Comma at end of enum is supported everywhere we run.
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add_cxx_flag -Wno-c++98-compat-pedantic
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# TODO(iphydf): Stop using flexible array members.
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add_cxx_flag -Wno-c99-extensions
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# We're C-compatible, so use C style casts.
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add_cxx_flag -Wno-old-style-cast
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# Downgrade to warning so we still see it.
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add_flag -Wno-error=unreachable-code
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add_flag -Wno-error=unused-variable
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