mirror of https://github.com/rust-lang/rust
124 lines
4.2 KiB
Rust
124 lines
4.2 KiB
Rust
// This test check that we recognize all the well known config names
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// and that we correctly lint on unexpected values.
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//
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// This test also serve as an "anti-regression" for the well known
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// values since the suggestion shows them.
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//
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//@ check-pass
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//@ no-auto-check-cfg
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//@ compile-flags: --check-cfg=cfg()
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//@ compile-flags: -Zcheck-cfg-all-expected
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#![feature(cfg_overflow_checks)]
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#![feature(cfg_relocation_model)]
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#![feature(cfg_sanitize)]
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#![feature(cfg_target_has_atomic)]
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#![feature(cfg_target_has_atomic_equal_alignment)]
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#![feature(cfg_target_thread_local)]
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#![feature(cfg_ub_checks)]
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// This part makes sure that none of the well known names are
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// unexpected.
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//
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// BUT to make sure that no expected values changes without
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// being noticed we pass them a obviously wrong value so the
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// diagnostic prints the list of expected values.
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#[cfg(any(
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// tidy-alphabetical-start
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clippy = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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debug_assertions = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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doc = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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doctest = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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miri = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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overflow_checks = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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panic = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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proc_macro = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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relocation_model = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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rustfmt = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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sanitize = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_abi = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_arch = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_endian = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_env = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_family = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_feature = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_has_atomic = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_has_atomic_equal_alignment = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_has_atomic_load_store = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_os = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_pointer_width = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_thread_local = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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target_vendor = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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test = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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ub_checks = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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unix = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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windows = "_UNEXPECTED_VALUE",
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//~^ WARN unexpected `cfg` condition value
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// tidy-alphabetical-end
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))]
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fn unexpected_values() {}
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#[cfg(target_os = "linuz")] // testing that we suggest `linux`
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//~^ WARNING unexpected `cfg` condition value
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fn target_os_linux_misspell() {}
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// The #[cfg]s below serve as a safeguard to make sure we
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// don't lint when using an expected well-known name and
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// value, only a small subset of all possible expected
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// configs are tested, since we already test the names
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// above and don't need to test all values, just different
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// combinations (without value, with value, both...).
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#[cfg(target_os = "linux")]
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fn target_os_linux() {}
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#[cfg(target_feature = "crt-static")] // pure rustc feature
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fn target_feature() {}
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#[cfg(target_has_atomic = "8")]
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fn target_has_atomic_8() {}
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#[cfg(target_has_atomic)]
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fn target_has_atomic() {}
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#[cfg(unix)]
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fn unix() {}
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#[cfg(doc)]
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fn doc() {}
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#[cfg(clippy)]
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fn clippy() {}
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#[cfg_attr(rustfmt, rustfmt::skip)]
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fn rustfmt() {}
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fn main() {}
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