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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
commit | 4f9fe856a25ab29345b90e7725509e9ee38a37be (patch) | |
tree | e4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /tests/codegen/inherit_overflow.rs | |
parent | Adding upstream version 1.68.2+dfsg1. (diff) | |
download | rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.tar.xz rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.zip |
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/inherit_overflow.rs')
-rw-r--r-- | tests/codegen/inherit_overflow.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/codegen/inherit_overflow.rs b/tests/codegen/inherit_overflow.rs new file mode 100644 index 000000000..0b0b890b2 --- /dev/null +++ b/tests/codegen/inherit_overflow.rs @@ -0,0 +1,14 @@ +// compile-flags: -Zmir-enable-passes=+Inline,+ConstProp --crate-type lib +// revisions: ASSERT NOASSERT +//[ASSERT] compile-flags: -Coverflow-checks=on +//[NOASSERT] compile-flags: -Coverflow-checks=off + +// CHECK-LABEL: define{{.*}} @assertion +// ASSERT: call void @_ZN4core9panicking5panic17h +// NOASSERT: ret i8 0 +#[no_mangle] +pub fn assertion() -> u8 { + // Optimized MIR will replace this `CheckedBinaryOp` by `const (0, true)`. + // Verify that codegen does or does not emit the panic. + <u8 as std::ops::Add>::add(255, 1) +} |