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// RUN: %clang_cc1 %s -fsyntax-only -verify -fblocks
int main() {
void (^b) (int arg, const char * format, ...) __attribute__ ((__format__ (__printf__, 1, 3))) = // expected-error {{format argument not a string type}}
^ __attribute__ ((__format__ (__printf__, 1, 3))) (int arg, const char * format, ...) {}; // expected-error {{format argument not a string type}}
void (^z) (int arg, const char * format, ...) __attribute__ ((__format__ (__printf__, 2, 3))) = ^ __attribute__ ((__format__ (__printf__, 2, 3))) (int arg, const char * format, ...) {};
z(1, "%s", 1); // expected-warning{{conversion specifies type 'char *' but the argument has type 'int'}}
z(1, "%s", "HELLO"); // no-warning
}
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