1 // RUN: %clang_cc1 -triple arm64-apple-ios7.1 -fsyntax-only -verify %s 2 foo()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