28 lines
783 B
Rust
28 lines
783 B
Rust
//@ run-pass
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//@ revisions: default mir-opt
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//@[mir-opt] compile-flags: -Zmir-opt-level=4
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#[inline(never)]
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#[track_caller]
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fn codegen_caller_loc() -> &'static core::panic::Location<'static> {
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core::panic::Location::caller()
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}
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macro_rules! caller_location_from_macro {
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() => (codegen_caller_loc());
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}
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fn main() {
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let loc = codegen_caller_loc();
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assert_eq!(loc.file(), file!());
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assert_eq!(loc.line(), 16);
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assert_eq!(loc.column(), 15);
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// `Location::caller()` in a macro should behave similarly to `file!` and `line!`,
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// i.e. point to where the macro was invoked, instead of the macro itself.
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let loc2 = caller_location_from_macro!();
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assert_eq!(loc2.file(), file!());
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assert_eq!(loc2.line(), 23);
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assert_eq!(loc2.column(), 16);
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}
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