407 #define memcmp bcmp  macro
411 #define memcmp BUILTIN(memcmp)  macro
412 int memcmp(const void *s1, const void *s2, size_t n);
421   memcmp(a, b, 4); // no-warning  in memcmp0()
428   memcmp(a, b, 5); // expected-warning{{out-of-bound}}  in memcmp1()
435   memcmp(a, b, 4); // expected-warning{{out-of-bound}}  in memcmp2()
441   clang_analyzer_eval(memcmp(a, a, 4) == 0); // expected-warning{{TRUE}}  in memcmp3()
447   clang_analyzer_eval(memcmp(a, input, 4) == 0); // expected-warning{{UNKNOWN}}  in memcmp4()
453   clang_analyzer_eval(memcmp(a, 0, 0) == 0); // expected-warning{{TRUE}}  in memcmp5()
454   clang_analyzer_eval(memcmp(0, a, 0) == 0); // expected-warning{{TRUE}}  in memcmp5()
455   clang_analyzer_eval(memcmp(a, input, 0) == 0); // expected-warning{{TRUE}}  in memcmp5()
459   int result = memcmp(a, b, n);  in memcmp6()
471   return memcmp(a, &a[x*y], n) +  in memcmp7()
472          memcmp(&a[x*y], a, n);  in memcmp7()
478 …return memcmp(a, b, n); // expected-warning{{Null pointer passed as 2nd argument to memory compari…  in memcmp8()