builtin-prefetch.c revision 691ebc3f3225542e5abd85e107ebdbec907cf510 
1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3void 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 1 to '__builtin_prefetch' must be a constant integer}}
10  __builtin_prefetch(&a, a, 2); // expected-error{{argument 1 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