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// RUN: %clang_cc1 -fsyntax-only -Wunused -fdouble-square-bracket-attributes -verify %s
struct [[maybe_unused]] S1 { // ok
int a [[maybe_unused]];
};
enum [[maybe_unused]] E1 {
EnumVal [[maybe_unused]]
};
[[maybe_unused]] void unused_func([[maybe_unused]] int parm) {
typedef int maybe_unused_int [[maybe_unused]];
[[maybe_unused]] int I;
}
void f1(void) {
int x; // expected-warning {{unused variable}}
typedef int I; // expected-warning {{unused typedef 'I'}}
// Should not warn about these due to not being used.
[[maybe_unused]] int y;
typedef int maybe_unused_int [[maybe_unused]];
// Should not warn about these uses.
struct S1 s;
maybe_unused_int test;
y = 12;
}
void f2(void);
[[maybe_unused]] void f2(void);
void f2(void) {
}
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