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#include <stdio.h> #include <stdlib.h> #include "cpuid.h" static void ssse3_test (void); static void __attribute__ ((noinline)) do_test (void) { ssse3_test (); } int main () { unsigned int eax, ebx, ecx, edx; if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx)) return 0; /* Run SSSE3 test only if host has SSSE3 support. */ if (ecx & bit_SSSE3) do_test (); return 0; }