// Test this without pch.
// RUN: %clang_cc1 -include %S/objc_methods.h -fsyntax-only -Wno-objc-root-class -verify %s
// Test with pch.
// RUN: %clang_cc1 -x objective-c -emit-pch -o %t %S/objc_methods.h
// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify %s
// expected-no-diagnostics
void