// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fsyntax-only -verify %s -fms-extensions // RUN: %clang_cc1 -triple i386-unknown-unknown -fsyntax-only -verify %s -fms-extensions void f() { (void)_byteswap_ushort(42); // expected-warning{{implicitly declaring library function '_byteswap_ushort'}} \ // expected-note{{include the header <stdlib.h> or explicitly provide a declaration for '_byteswap_ushort'}} (void)_byteswap_uint64(42LL); // expected-warning{{implicitly declaring library function '_byteswap_uint64'}} \ // expected-note{{include the header <stdlib.h> or explicitly provide a declaration for '_byteswap_uint64'}} } void _byteswap_ulong(); // expected-warning{{incompatible redeclaration of library function '_byteswap_ulong'}} \ // expected-note{{'_byteswap_ulong' is a builtin}} unsigned short _byteswap_ushort(unsigned short); unsigned long long _byteswap_uint64(unsigned long long); void g() { (void)_byteswap_ushort(42); (void)_byteswap_uint64(42LL); } #if defined(__x86_64__) void h() { (void)__mulh(21, 2); // expected-warning{{implicitly declaring library function '__mulh'}} \ // expected-note{{include the header <intrin.h> or explicitly provide a declaration for '__mulh'}} (void)__umulh(21, 2); // expected-warning{{implicitly declaring library function '__umulh'}} \ // expected-note{{include the header <intrin.h> or explicitly provide a declaration for '__umulh'}} } long long __mulh(long long, long long); unsigned long long __umulh(unsigned long long, unsigned long long); void i() { (void)__mulh(21, 2); (void)__umulh(21, 2); } #endif #if defined(i386) void h() { (void)__mulh(21LL, 2LL); // expected-warning{{implicit declaration of function '__mulh' is invalid}} (void)__umulh(21ULL, 2ULL); // expected-warning{{implicit declaration of function '__umulh' is invalid}} } #endif |