1 files changed, 19 insertions, 0 deletions
diff --git a/tests/codegen-llvm/fewer-names.rs b/tests/codegen-llvm/fewer-names.rs
new file mode 100644
index 00000000000..ff7a916b619
--- /dev/null
+++ b/tests/codegen-llvm/fewer-names.rs
@@ -0,0 +1,19 @@
+//@ compile-flags: -Coverflow-checks=no -Copt-level=3
+//@ revisions: YES NO
+//@ [YES]compile-flags: -Zfewer-names=yes
+//@ [NO] compile-flags: -Zfewer-names=no
+#![crate_type = "lib"]
+
+#[no_mangle]
+pub fn sum(x: u32, y: u32) -> u32 {
+    // YES-LABEL: define{{.*}}i32 @sum(i32{{.*}} %0, i32{{.*}} %1)
+    // YES-NEXT:    %3 = add i32 %1, %0
+    // YES-NEXT:    ret i32 %3
+
+    // NO-LABEL: define{{.*}}i32 @sum(i32{{.*}} %x, i32{{.*}} %y)
+    // NO-NEXT:  start:
+    // NO-NEXT:    %z = add i32 %y, %x
+    // NO-NEXT:    ret i32 %z
+    let z = x + y;
+    z
+}