mirror of
https://github.com/rust-lang/rust.git
synced 2024-12-18 03:25:55 +00:00
33 lines
1.0 KiB
Rust
33 lines
1.0 KiB
Rust
//@ aux-build:make-macro.rs
|
|
//@ aux-build:meta-macro.rs
|
|
//@ edition:2018
|
|
//@ compile-flags: -Z span-debug -Z macro-backtrace -Z unpretty=expanded,hygiene -Z trim-diagnostic-paths=no
|
|
//@ check-pass
|
|
// ignore-tidy-linelength
|
|
//@ normalize-stdout-test "\d+#" -> "0#"
|
|
//@ normalize-stdout-test "expn\d{3,}" -> "expnNNN"
|
|
//@ normalize-stdout-test "extern crate compiler_builtins /\* \d+ \*/" -> "extern crate compiler_builtins /* NNN */"
|
|
//
|
|
// We don't care about symbol ids, so we set them all to 0
|
|
// in the stdout
|
|
|
|
#![no_std] // Don't load unnecessary hygiene information from std
|
|
extern crate std;
|
|
|
|
extern crate meta_macro;
|
|
|
|
macro_rules! produce_it {
|
|
() => {
|
|
// `print_def_site!` will respan the `$crate` identifier
|
|
// with `Span::def_site()`. This should cause it to resolve
|
|
// relative to `meta_macro`, *not* `make_macro` (despite
|
|
// the fact that `print_def_site` is produced by a
|
|
// `macro_rules!` macro in `make_macro`).
|
|
meta_macro::print_def_site!($crate::dummy!());
|
|
};
|
|
}
|
|
|
|
fn main() {
|
|
produce_it!();
|
|
}
|