1// RUN: %clang_cc1 -triple arm64-apple-ios7.1 -fsyntax-only -verify %s
2
3void foo() {
4  asm volatile("USE(%0)" :: "z"(0LL));
5  asm volatile("USE(%x0)" :: "z"(0LL));
6  asm volatile("USE(%w0)" :: "z"(0));
7
8  asm volatile("USE(%0)" :: "z"(0)); // expected-warning {{value size does not match register size specified by the constraint and modifier}} expected-note {{use constraint modifier "w"}}
9}
10