diff options
Diffstat (limited to 'src/test/ui/iterators/iter-step-overflow-debug.rs')
-rw-r--r-- | src/test/ui/iterators/iter-step-overflow-debug.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/iterators/iter-step-overflow-debug.rs b/src/test/ui/iterators/iter-step-overflow-debug.rs new file mode 100644 index 000000000..e16f984de --- /dev/null +++ b/src/test/ui/iterators/iter-step-overflow-debug.rs @@ -0,0 +1,22 @@ +// run-pass +// needs-unwind +// ignore-wasm32-bare compiled with panic=abort by default +// compile-flags: -C debug_assertions=yes + +use std::panic; + +fn main() { + let r = panic::catch_unwind(|| { + let mut it = u8::MAX..; + it.next().unwrap(); // 255 + it.next().unwrap(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + let mut it = i8::MAX..; + it.next().unwrap(); // 127 + it.next().unwrap(); + }); + assert!(r.is_err()); +} |