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// RUN: %clang_cc1 -fsyntax-only -Wused-but-marked-unused -Wunused-function -Wunneeded-internal-declaration -verify %s
// RUN: %clang_cc1 -fsyntax-only -verify -Wunused %s
// RUN: %clang_cc1 -fsyntax-only -verify -Wall -Wno-infinite-recursion %s
void foo(void) {}
static void f2(void) {}
static void f1(void) {f2();} // expected-warning{{unused}}
static int f0(void) { return 17; } // expected-warning{{not needed and will not be emitted}}
int x = sizeof(f0());
static void f3(void);
extern void f3(void) { } // expected-warning{{unused}}
inline static void f4(void);
void f4(void) { } // expected-warning{{unused}}
static void __attribute__((used)) f5(void) {}
static void f6(void);
static void __attribute__((used)) f6(void);
static void f6(void) {};
static void f7(void);
void f8(void(*a0)(void));
void f9(void) { f8(f7); }
static void f7(void) {}
__attribute__((unused)) static void bar(void);
void bar(void) { }
__attribute__((constructor)) static void bar2(void);
void bar2(void) { }
__attribute__((destructor)) static void bar3(void);
void bar3(void) { }
static void f10(void); // expected-warning{{unused}}
static void f10(void);
static void f11(void);
static void f11(void) { } // expected-warning{{unused}}
static void f12(void) { } // expected-warning{{unused}}
static void f12(void);
// PR7923
static void unused(void) { unused(); } // expected-warning{{not needed and will not be emitted}}
static void cleanupMalloc(char * const * const allocation) { }
void f13(void) {
char * const __attribute__((cleanup(cleanupMalloc))) a;
(void)a;
}
extern void a(void) __attribute__((unused));
extern void b(void) __attribute__((unused));
void b(void)
{
}
void a(void)
{
b();
}
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