48 lines · c
1// RUN: %clang_cc1 -triple x86_64-unknown-unknown -target-feature +sse2 -fsyntax-only -verify=expected,c %s2// RUN: %clang_cc1 -triple x86_64-unknown-unknown -target-feature +sse2 -fsyntax-only -verify=expected,cxx %s -x c++3 4void f(void) {5 (void)_mm_getcsr(); // cxx-warning{{implicitly declaring library function '_mm_getcsr'}} \6 c-error{{call to undeclared library function '_mm_getcsr'}} \7 expected-note{{include the header <xmmintrin.h> or explicitly provide a declaration for '_mm_getcsr'}}8 _mm_setcsr(1); // cxx-warning{{implicitly declaring library function '_mm_setcsr'}} \9 c-error{{call to undeclared library function '_mm_setcsr'}} \10 expected-note{{include the header <xmmintrin.h> or explicitly provide a declaration for '_mm_setcsr'}}11 _mm_sfence(); // cxx-warning{{implicitly declaring library function '_mm_sfence'}} \12 c-error{{call to undeclared library function '_mm_sfence'}} \13 expected-note{{include the header <xmmintrin.h> or explicitly provide a declaration for '_mm_sfence'}}14 15 _mm_clflush((void*)0); // cxx-warning{{implicitly declaring library function '_mm_clflush'}} \16 c-error{{call to undeclared library function '_mm_clflush'}} \17 expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_clflush'}}18 _mm_lfence(); // cxx-warning{{implicitly declaring library function '_mm_lfence'}} \19 c-error{{call to undeclared library function '_mm_lfence'}} \20 expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_lfence'}}21 _mm_mfence(); // cxx-warning{{implicitly declaring library function '_mm_mfence'}} \22 c-error{{call to undeclared library function '_mm_mfence'}} \23 expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_mfence'}}24 _mm_pause(); // cxx-warning{{implicitly declaring library function '_mm_pause'}} \25 c-error{{call to undeclared library function '_mm_pause'}} \26 expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_pause'}}27}28 29unsigned int _mm_getcsr(void);30void _mm_setcsr(unsigned int);31void _mm_sfence(void);32 33void _mm_clflush(void const *);34void _mm_lfence(void);35void _mm_mfence(void);36void _mm_pause(void);37 38void g(void) {39 (void)_mm_getcsr();40 _mm_setcsr(1);41 _mm_sfence();42 43 _mm_clflush((void*)0);44 _mm_lfence();45 _mm_mfence();46 _mm_pause();47}48