50 lines
1.9 KiB
Rust
50 lines
1.9 KiB
Rust
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use std::path::{Path, PathBuf};
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use ui_test::{check_annotations, Comments, Config, Error, Mode, OutputConflictHandling};
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fn config() -> Config {
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Config {
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args: vec![],
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target: None,
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stderr_filters: vec![],
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stdout_filters: vec![],
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root_dir: PathBuf::from("."),
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mode: Mode::Fail,
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program: PathBuf::from("cake"),
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output_conflict_handling: OutputConflictHandling::Error,
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}
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}
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#[test]
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fn issue_2156() {
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let s = r"
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use std::mem;
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fn main() {
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let _x: &i32 = unsafe { mem::transmute(16usize) }; //~ ERROR encountered a dangling reference (address $HEX is unallocated)
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}
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";
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let comments = Comments::parse(Path::new("<dummy>"), s);
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let mut errors = vec![];
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let config = config();
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let unnormalized_stderr = r"
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error: Undefined Behavior: type validation failed: encountered a dangling reference (address 0x10 is unallocated)
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--> tests/compile-fail/validity/dangling_ref1.rs:6:29
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LL | let _x: &i32 = unsafe { mem::transmute(16usize) }; //~ ERROR encountered a dangling reference (address $HEX is unallocated)
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| ^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a dangling reference (address 0x10 is unallocated)
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= help: this indicates a bug in the program: it performed an invalid operation, and caused Undefined Behavior
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= help: see https://doc.rust-lang.org/nightly/reference/behavior-considered-undefined.html for further information
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= note: inside `main` at tests/compile-fail/validity/dangling_ref1.rs:6:29
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note: some details are omitted, run with `MIRIFLAGS=-Zmiri-backtrace=full` for a verbose backtrace
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error: aborting due to previous error
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";
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check_annotations(unnormalized_stderr.as_bytes(), &mut errors, &config, "", &comments);
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match &errors[..] {
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[Error::PatternNotFound { .. }] => {}
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_ => panic!("{:#?}", errors),
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}
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}
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