--- /dev/null
+; RUN: opt < %s -argpromotion -S | FileCheck %s
+; CHECK: call void @test(), !dbg !1
+target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
+define internal void @test(i32* %X) {
+ ret void
+}
+
+define void @caller() {
+ call void @test(i32* null), !dbg !1
+ ret void
+}
+
+!llvm.module.flags = !{!3}
+
+!1 = metadata !{i32 8, i32 0, metadata !2, null}
+!2 = metadata !{}
+!3 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}