1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/asm/type-check-4.rs b/src/test/ui/asm/type-check-4.rs
new file mode 100644
index 000000000..666d2c677
--- /dev/null
+++ b/src/test/ui/asm/type-check-4.rs
@@ -0,0 +1,26 @@
+// needs-asm-support
+// ignore-nvptx64
+// ignore-spirv
+// ignore-wasm32
+
+use std::arch::asm;
+
+fn main() {
+    unsafe {
+        // Can't output to borrowed values.
+
+        let mut a = 0isize;
+        let p = &a;
+        asm!("{}", out(reg) a);
+        //~^ cannot assign to `a` because it is borrowed
+        println!("{}", p);
+
+        // Can't read from mutable borrowed values.
+
+        let mut a = 0isize;
+        let p = &mut a;
+        asm!("{}", in(reg) a);
+        //~^ cannot use `a` because it was mutably borrowed
+        println!("{}", p);
+    }
+}