1 files changed, 20 insertions, 0 deletions
diff --git a/tests/codegen/fewer-names.rs b/tests/codegen/fewer-names.rs
new file mode 100644
index 000000000..ac8cba06b
--- /dev/null
+++ b/tests/codegen/fewer-names.rs
@@ -0,0 +1,20 @@
+// no-system-llvm
+// compile-flags: -Coverflow-checks=no -O
+// 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 noundef %0, i32 noundef %1)
+// YES-NEXT:    %3 = add i32 %1, %0
+// YES-NEXT:    ret i32 %3
+
+// NO-LABEL: define{{.*}}i32 @sum(i32 noundef %x, i32 noundef %y)
+// NO-NEXT:  start:
+// NO-NEXT:    %z = add i32 %y, %x
+// NO-NEXT:    ret i32 %z
+    let z = x + y;
+    z
+}