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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs b/src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs new file mode 100644 index 000000000..bc8dcbdbb --- /dev/null +++ b/src/test/ui/iterators/iter-sum-overflow-overflow-checks.rs @@ -0,0 +1,28 @@ +// run-pass +// needs-unwind +// ignore-wasm32-bare compiled with panic=abort by default +// compile-flags: -C overflow-checks + +use std::panic; + +fn main() { + let r = panic::catch_unwind(|| { + [1, i32::MAX].iter().sum::<i32>(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + [2, i32::MAX].iter().product::<i32>(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + [1, i32::MAX].iter().cloned().sum::<i32>(); + }); + assert!(r.is_err()); + + let r = panic::catch_unwind(|| { + [2, i32::MAX].iter().cloned().product::<i32>(); + }); + assert!(r.is_err()); +} |