| // RUN: %clang_cc1 -fpass-by-value-is-noalias -triple arm64-apple-iphoneos -emit-llvm -disable-llvm-optzns %s -o - 2>&1 | FileCheck --check-prefix=WITH_NOALIAS %s |
| // RUN: %clang_cc1 -triple arm64-apple-iphoneos -emit-llvm -disable-llvm-optzns %s -o - 2>&1 | FileCheck --check-prefix=NO_NOALIAS %s |
| |
| // A struct large enough so it is not passed in registers on ARM64. |
| struct Foo { |
| int a; |
| int b; |
| int c; |
| int d; |
| int e; |
| int f; |
| }; |
| |
| // WITH_NOALIAS: define{{.*}} void @take(%struct.Foo* noalias %arg) |
| // NO_NOALIAS: define{{.*}} void @take(%struct.Foo* %arg) |
| void take(struct Foo arg) {} |