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46 lines
1.2 KiB
Rust
46 lines
1.2 KiB
Rust
//! Ensure that when a macro (or normal code) does `#[deny]` inside a `#[forbid]` context, no error
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//! is emitted, as both parties agree on the treatment of the lint.
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//!
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//! However, still emit an error if the macro does `#[allow]` or `#[warn]`.
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//@ revisions: forbid deny warn allow
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//@[forbid] aux-build:forbid-macro.rs
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//@[deny] aux-build:deny-macro.rs
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//@[warn] aux-build:warn-macro.rs
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//@[allow] aux-build:allow-macro.rs
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//@[forbid] check-pass
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//@[deny] check-pass
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#![forbid(unsafe_code)]
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#[cfg(allow)]
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extern crate allow_macro;
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#[cfg(deny)]
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extern crate deny_macro;
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#[cfg(forbid)]
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extern crate forbid_macro;
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#[cfg(warn)]
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extern crate warn_macro;
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fn main() {
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#[cfg(forbid)]
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forbid_macro::emit_forbid! {} // OK
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#[cfg(deny)]
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deny_macro::emit_deny! {} // OK
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#[cfg(warn)]
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warn_macro::emit_warn! {}
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//[warn]~^ ERROR warn(unsafe_code) incompatible with previous forbid
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//[warn]~| ERROR warn(unsafe_code) incompatible with previous forbid
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#[cfg(allow)]
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allow_macro::emit_allow! {}
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//[allow]~^ ERROR allow(unsafe_code) incompatible with previous forbid
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//[allow]~| ERROR allow(unsafe_code) incompatible with previous forbid
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#[deny(unsafe_code)] // OK
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let _ = 0;
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}
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