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// RUN: %clang_cc1 -triple x86_64-unknown-unknown -target-feature +sse2 -fsyntax-only -verify=expected,c %s
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -target-feature +sse2 -fsyntax-only -verify=expected,cxx %s -x c++
void f(void) {
(void)_mm_getcsr(); // cxx-warning{{implicitly declaring library function '_mm_getcsr'}} \
c-error{{call to undeclared library function '_mm_getcsr'}} \
expected-note{{include the header <xmmintrin.h> or explicitly provide a declaration for '_mm_getcsr'}}
_mm_setcsr(1); // cxx-warning{{implicitly declaring library function '_mm_setcsr'}} \
c-error{{call to undeclared library function '_mm_setcsr'}} \
expected-note{{include the header <xmmintrin.h> or explicitly provide a declaration for '_mm_setcsr'}}
_mm_sfence(); // cxx-warning{{implicitly declaring library function '_mm_sfence'}} \
c-error{{call to undeclared library function '_mm_sfence'}} \
expected-note{{include the header <xmmintrin.h> or explicitly provide a declaration for '_mm_sfence'}}
_mm_clflush((void*)0); // cxx-warning{{implicitly declaring library function '_mm_clflush'}} \
c-error{{call to undeclared library function '_mm_clflush'}} \
expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_clflush'}}
_mm_lfence(); // cxx-warning{{implicitly declaring library function '_mm_lfence'}} \
c-error{{call to undeclared library function '_mm_lfence'}} \
expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_lfence'}}
_mm_mfence(); // cxx-warning{{implicitly declaring library function '_mm_mfence'}} \
c-error{{call to undeclared library function '_mm_mfence'}} \
expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_mfence'}}
_mm_pause(); // cxx-warning{{implicitly declaring library function '_mm_pause'}} \
c-error{{call to undeclared library function '_mm_pause'}} \
expected-note{{include the header <emmintrin.h> or explicitly provide a declaration for '_mm_pause'}}
}
unsigned int _mm_getcsr(void);
void _mm_setcsr(unsigned int);
void _mm_sfence(void);
void _mm_clflush(void const *);
void _mm_lfence(void);
void _mm_mfence(void);
void _mm_pause(void);
void g(void) {
(void)_mm_getcsr();
_mm_setcsr(1);
_mm_sfence();
_mm_clflush((void*)0);
_mm_lfence();
_mm_mfence();
_mm_pause();
}
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