1 // RUN: %clang_cc1 -no-opaque-pointers -fpass-by-value-is-noalias -triple arm64-apple-iphoneos -emit-llvm -disable-llvm-optzns %s -o - 2>&1 | FileCheck --check-prefix=WITH_NOALIAS %s
2 // RUN: %clang_cc1 -no-opaque-pointers -triple arm64-apple-iphoneos -emit-llvm -disable-llvm-optzns %s -o - 2>&1 | FileCheck --check-prefix=NO_NOALIAS %s
3 
4 // A struct large enough so it is not passed in registers on ARM64.
5 struct Foo {
6   int a;
7   int b;
8   int c;
9   int d;
10   int e;
11   int f;
12 };
13 
14 // WITH_NOALIAS: define{{.*}} void @take(%struct.Foo* noalias noundef %arg)
15 // NO_NOALIAS: define{{.*}} void @take(%struct.Foo* noundef %arg)
16 void take(struct Foo arg) {}
17