198 lines
3.4 KiB
C++
198 lines
3.4 KiB
C++
// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify -std=c++11 -fms-extensions -Wno-delete-incomplete -Wno-unused-value %s
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// expected-no-diagnostics
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#define P(e) static_assert(noexcept(e), "expected nothrow")
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#define N(e) static_assert(!noexcept(e), "expected throw")
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#define B(b, e) static_assert(b == noexcept(e), "expectation failed")
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void simple() {
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P(0);
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P(0 + 0);
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int i;
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P(i);
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P(sizeof(0));
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P(static_cast<int>(0));
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N(throw 0);
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N((throw 0, 0));
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}
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void nospec();
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void allspec() throw(...);
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void intspec() throw(int);
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void emptyspec() throw();
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void nothrowattr() __attribute__((nothrow));
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void noexcept_true() noexcept;
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void noexcept_false() noexcept(false);
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void call() {
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N(nospec());
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N(allspec());
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N(intspec());
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P(emptyspec());
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P(nothrowattr());
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P(noexcept_true());
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N(noexcept_false());
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}
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void (*pnospec)();
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void (*pallspec)() throw(...);
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void (*pintspec)() throw(int);
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void (*pemptyspec)() throw();
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typedef void (*funcptr)();
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funcptr returnsptr() throw();
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void callptr() {
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N(pnospec());
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N((*pnospec)());
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N(pallspec());
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N((*pallspec)());
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N(pintspec());
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N((*pintspec)());
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P(pemptyspec());
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P((*pemptyspec)());
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N(returnsptr()());
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}
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struct S1 {
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void nospec();
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void allspec() throw(...);
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void intspec() throw(int);
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void emptyspec() throw();
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};
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void callmem() {
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S1 s;
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N(s.nospec());
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N(s.allspec());
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N(s.intspec());
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P(s.emptyspec());
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}
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void (S1::*mpnospec)();
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void (S1::*mpallspec)() throw(...);
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void (S1::*mpintspec)() throw(int);
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void (S1::*mpemptyspec)() throw();
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void callmemptr() {
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S1 s;
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N((s.*mpnospec)());
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N((s.*mpallspec)());
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N((s.*mpintspec)());
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P((s.*mpemptyspec)());
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}
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struct S2 {
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S2();
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S2(int, int) throw();
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void operator +();
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void operator -() throw();
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void operator +(int);
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void operator -(int) throw();
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operator int();
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operator float() throw();
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};
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void *operator new(__typeof__(sizeof(int)) sz, int) throw();
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struct IncompleteStruct;
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struct Bad1 {
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~Bad1() throw(int);
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};
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struct Bad2 {
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void operator delete(void*) throw(int);
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};
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typedef int X;
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void implicits() {
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N(new int);
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P(new (0) int);
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P(delete (int*)0);
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P(delete (IncompleteStruct*)0);
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N(delete (Bad1*)0);
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N(delete (Bad2*)0);
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N(S2());
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P(S2(0, 0));
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S2 s;
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N(+s);
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P(-s);
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N(s + 0);
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P(s - 0);
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N(static_cast<int>(s));
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P(static_cast<float>(s));
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N(Bad1());
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P(X().~X());
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}
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struct V {
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virtual ~V() throw();
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};
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struct D : V {};
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void dyncast() {
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V *pv = 0;
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D *pd = 0;
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P(dynamic_cast<V&>(*pd));
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P(dynamic_cast<V*>(pd));
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N(dynamic_cast<D&>(*pv));
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P(dynamic_cast<D*>(pv));
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}
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namespace std {
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struct type_info {};
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}
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void idtype() {
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P(typeid(V));
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P(typeid((V*)0));
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P(typeid(*(S1*)0));
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N(typeid(*(V*)0));
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}
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void uneval() {
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P(sizeof(typeid(*(V*)0)));
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P(typeid(typeid(*(V*)0)));
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}
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struct G1 {};
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struct G2 { int i; };
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struct G3 { S2 s; };
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void gencon() {
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P(G1());
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P(G2());
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N(G3());
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}
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template <class T> void f(T&&) noexcept;
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template <typename T, bool b>
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void late() {
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B(b, typeid(*(T*)0));
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B(b, T(1));
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B(b, static_cast<T>(S2(0, 0)));
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B(b, S1() + T());
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P(f(T()));
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P(new (0) T);
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P(delete (T*)0);
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}
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struct S3 {
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virtual ~S3() throw();
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S3() throw();
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explicit S3(int);
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S3(const S2&);
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};
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template <class T> T&& f2() noexcept;
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template <typename T>
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void late2() {
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P(dynamic_cast<S3&>(f2<T&>()));
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}
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void operator +(const S1&, float) throw();
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void operator +(const S1&, const S3&);
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void tlate() {
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late<float, true>();
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late<S3, false>();
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late2<S3>();
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}
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