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31 lines
916 B
Rust
31 lines
916 B
Rust
// aux-build:make-macro.rs
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// aux-build:meta-macro.rs
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// edition:2018
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// compile-flags: -Z span-debug -Z macro-backtrace -Z unpretty=expanded,hygiene -Z trim-diagnostic-paths=no
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// check-pass
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// normalize-stdout-test "\d+#" -> "0#"
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// normalize-stdout-test "expn\d{3,}" -> "expnNNN"
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//
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// We don't care about symbol ids, so we set them all to 0
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// in the stdout
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#![no_std] // Don't load unnecessary hygiene information from std
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extern crate std;
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extern crate meta_macro;
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macro_rules! produce_it {
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() => {
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// `print_def_site!` will respan the `$crate` identifier
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// with `Span::def_site()`. This should cause it to resolve
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// relative to `meta_macro`, *not* `make_macro` (despite
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// the fact that `print_def_site` is produced by a
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// `macro_rules!` macro in `make_macro`).
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meta_macro::print_def_site!($crate::dummy!());
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}
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}
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fn main() {
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produce_it!();
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}
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