1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2
foo()3 void foo() {
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 should be a value from 0 to 1}}
12 __builtin_prefetch(&a, 0, 4); // expected-error{{argument should be a value from 0 to 3}}
13 __builtin_prefetch(&a, -1, 4); // expected-error{{argument should be a value from 0 to 1}}
14 }
15