15 lines · c
1// RUN: %clang_cc1 -fsyntax-only -verify %s2 3void foo(void) {4 int a;5 __builtin_prefetch(&a);6 __builtin_prefetch(&a, 1);7 __builtin_prefetch(&a, 1, 2);8 __builtin_prefetch(&a, 1, 9, 3); // expected-error{{too many arguments to function}}9 __builtin_prefetch(&a, "hello", 2); // expected-error{{argument to '__builtin_prefetch' must be a constant integer}}10 __builtin_prefetch(&a, a, 2); // expected-error{{argument to '__builtin_prefetch' must be a constant integer}}11 __builtin_prefetch(&a, 2); // expected-error{{argument value 2 is outside the valid range [0, 1]}}12 __builtin_prefetch(&a, 0, 4); // expected-error{{argument value 4 is outside the valid range [0, 3]}}13 __builtin_prefetch(&a, -1, 4); // expected-error{{argument value -1 is outside the valid range [0, 1]}}14}15