1 files changed, 16 insertions, 0 deletions

diff --git a/tests/codegen-llvm/issues/issue-112509-slice-get-andthen-get.rs b/tests/codegen-llvm/issues/issue-112509-slice-get-andthen-get.rs
new file mode 100644
index 00000000000..3909b203d08
--- /dev/null
+++ b/tests/codegen-llvm/issues/issue-112509-slice-get-andthen-get.rs
@@ -0,0 +1,16 @@
+//@ compile-flags: -Copt-level=3
+#![crate_type = "lib"]
+
+// CHECK-LABEL: @write_u8_variant_a
+// CHECK-NEXT: {{.*}}:
+// CHECK-NEXT: icmp ugt
+// CHECK-NEXT: getelementptr
+// CHECK-NEXT: select i1 {{.+}} null
+// CHECK-NEXT: insertvalue
+// CHECK-NEXT: insertvalue
+// CHECK-NEXT: ret
+#[no_mangle]
+pub fn write_u8_variant_a(bytes: &mut [u8], buf: u8, offset: usize) -> Option<&mut [u8]> {
+    let buf = buf.to_le_bytes();
+    bytes.get_mut(offset..).and_then(|bytes| bytes.get_mut(..buf.len()))
+}