1 /* { dg-do compile } */ 2 /* { dg-options "-mprfchw -O2" } */ 3 /* { dg-final { scan-assembler "\[ \\t\]+prefetchw\[ \\t\]+" } } */ 4 5 #include <x86intrin.h> 6 7 void *p; 8 9 void extern prefetchw__test(void)10 prefetchw__test (void) 11 { 12 _m_prefetchw (p); 13 } 14