llvm-project/clang/test/PCH/objc_container.m

// Test this without pch.
// RUN: %clang_cc1 -include %S/objc_container.h -fsyntax-only -verify %s

// Test with pch.
// RUN: %clang_cc1 -x objective-c -emit-pch -o %t %S/objc_container.h
// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify %s 
// RUN: %clang_cc1 -include-pch %t -ast-print %s | FileCheck -check-prefix=CHECK-PRINT %s
// RUN: %clang_cc1 -include-pch %t -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-IR %s

// expected-no-diagnostics

// CHECK-PRINT: id oldObject = array[10];
// CHECK-PRINT: array[10] = oldObject;
// CHECK-PRINT: oldObject = dictionary[key];
// CHECK-PRINT: dictionary[key] = newObject;

// CHECK-IR: define {{.*}}void @all() #0
// CHECK-IR: {{call.*objc_msgSend}}
// CHECK-IR: {{call.*objc_msgSend}}
// CHECK-IR: {{call.*objc_msgSend}}
// CHECK-IR: {{call.*objc_msgSend}}
// CHECK-IR: ret void

// CHECK-IR: attributes #0 = { nounwind {{.*}} }
// CHECK-IR: attributes #1 = { nonlazybind }