llvm-project/clang/test/SemaCXX/return.cpp

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// RUN: %clang_cc1 %s -fcxx-exceptions -fexceptions -fsyntax-only -Wignored-qualifiers -verify
int test1() {
throw;
}
// PR5071
template<typename T> T f() { }
template<typename T>
void g(T t) {
return t * 2; // okay
}
template<typename T>
T h() {
return 17;
}
// Don't warn on cv-qualified class return types, only scalar return types.
namespace ignored_quals {
struct S {};
const S class_c();
const volatile S class_cv();
const int scalar_c(); // expected-warning{{'const' type qualifier on return type has no effect}}
int const scalar_c2(); // expected-warning{{'const' type qualifier on return type has no effect}}
const
char*
const // expected-warning{{'const' type qualifier on return type has no effect}}
f();
char
const*
const // expected-warning{{'const' type qualifier on return type has no effect}}
g();
char* const h(); // expected-warning{{'const' type qualifier on return type has no effect}}
char* volatile i(); // expected-warning{{'volatile' type qualifier on return type has no effect}}
const volatile int scalar_cv(); // expected-warning{{'const volatile' type qualifiers on return type have no effect}}
}