16 lines · c
1// RUN: %clang_cc1 -triple arm64-apple-ios7.1 -fsyntax-only -verify %s2 3void foo(void) {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 11void test_clobber_conflict(void) {12 register long x asm("x1");13 asm volatile("nop" :: "r"(x) : "%x1"); // expected-error {{conflicts with asm clobber list}}14 asm volatile("nop" : "=r"(x) :: "%x1"); // expected-error {{conflicts with asm clobber list}}15}16