1 files changed, 30 insertions, 0 deletions
diff --git a/tests/codegen-llvm/intrinsics/disjoint_bitor.rs b/tests/codegen-llvm/intrinsics/disjoint_bitor.rs
new file mode 100644
index 00000000000..fc45439ee0b
--- /dev/null
+++ b/tests/codegen-llvm/intrinsics/disjoint_bitor.rs
@@ -0,0 +1,30 @@
+//@ compile-flags: -C no-prepopulate-passes -Z mir-opt-level=0
+
+#![crate_type = "lib"]
+#![feature(core_intrinsics)]
+
+use std::intrinsics::disjoint_bitor;
+
+// CHECK-LABEL: @disjoint_bitor_signed
+#[no_mangle]
+pub unsafe fn disjoint_bitor_signed(x: i32, y: i32) -> i32 {
+    // CHECK: or disjoint i32 %x, %y
+    disjoint_bitor(x, y)
+}
+
+// CHECK-LABEL: @disjoint_bitor_unsigned
+#[no_mangle]
+pub unsafe fn disjoint_bitor_unsigned(x: u64, y: u64) -> u64 {
+    // CHECK: or disjoint i64 %x, %y
+    disjoint_bitor(x, y)
+}
+
+// CHECK-LABEL: @disjoint_bitor_literal
+#[no_mangle]
+pub unsafe fn disjoint_bitor_literal() -> u8 {
+    // This is a separate check because even without any passes,
+    // LLVM will fold so it's not an instruction, which can assert in LLVM.
+
+    // CHECK: store i8 3
+    disjoint_bitor(1, 2)
+}