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Diffstat (limited to 'tests/codegen-llvm/issues/no-bounds-check-after-assert-110971.rs')
-rw-r--r--tests/codegen-llvm/issues/no-bounds-check-after-assert-110971.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/codegen-llvm/issues/no-bounds-check-after-assert-110971.rs b/tests/codegen-llvm/issues/no-bounds-check-after-assert-110971.rs
new file mode 100644
index 00000000000..aa4002f176d
--- /dev/null
+++ b/tests/codegen-llvm/issues/no-bounds-check-after-assert-110971.rs
@@ -0,0 +1,14 @@
+// Tests that the slice access for `j` doesn't have a bounds check panic after
+// being asserted as less than half of the slice length.
+
+//@ compile-flags: -Copt-level=3
+
+#![crate_type = "lib"]
+
+// CHECK-LABEL: @check_only_assert_panic
+#[no_mangle]
+pub fn check_only_assert_panic(arr: &[u32], j: usize) -> u32 {
+    // CHECK-NOT: panic_bounds_check
+    assert!(j < arr.len() / 2);
+    arr[j]
+}