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// RUN: %clang_cc1 -fsyntax-only -verify -std=c89 %s
// Tests for a few cases involving C functions without prototypes.
void noproto() __attribute__((nonblocking)) // expected-error {{'nonblocking' function must have a prototype}}
{
}
// This will succeed
void noproto(void) __attribute__((blocking));
// A redeclaration isn't any different - a prototype is required.
void f1(void);
void f1() __attribute__((nonblocking)); // expected-error {{'nonblocking' function must have a prototype}}
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