98 lines
2.2 KiB
C++
98 lines
2.2 KiB
C++
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// RUN: %clang_cc1 -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
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// Simple parser tests, dynamic specification.
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namespace dyn {
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struct X { };
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struct Y { };
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void f() throw() { }
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void g(int) throw(X) { }
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void h() throw(X, Y) { }
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class Class {
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void foo() throw (X, Y) { }
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};
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void (*fptr)() throw();
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}
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// Simple parser tests, noexcept specification.
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namespace noex {
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void f1() noexcept { }
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void f2() noexcept (true) { }
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void f3() noexcept (false) { }
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void f4() noexcept (1 < 2) { }
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class CA1 {
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void foo() noexcept { }
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void bar() noexcept (true) { }
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};
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void (*fptr1)() noexcept;
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void (*fptr2)() noexcept (true);
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}
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namespace mix {
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void f() throw(int) noexcept { } // expected-error {{cannot have both}}
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void g() noexcept throw(int) { } // expected-error {{cannot have both}}
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}
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// Sema tests, noexcept specification
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namespace noex {
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struct A {};
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void g1() noexcept(A()); // expected-error {{not contextually convertible}}
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void g2(bool b) noexcept(b); // expected-error {{argument to noexcept specifier must be a constant expression}} expected-note {{function parameter 'b' with unknown value}} expected-note {{here}}
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}
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namespace noexcept_unevaluated {
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template<typename T> bool f(T) {
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T* x = 1;
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}
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template<typename T>
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void g(T x) noexcept((sizeof(T) == sizeof(int)) || noexcept(f(x))) { }
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void h() {
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g(1);
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}
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}
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namespace PR11084 {
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template<int X> struct A {
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static int f() noexcept(1/X) { return 10; } // expected-error{{argument to noexcept specifier must be a constant expression}} expected-note{{division by zero}}
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};
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template<int X> void f() {
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int (*p)() noexcept(1/X); // expected-error{{argument to noexcept specifier must be a constant expression}} expected-note{{division by zero}}
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};
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void g() {
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A<0>::f(); // expected-note{{in instantiation of exception specification for 'f'}}
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f<0>(); // expected-note{{in instantiation of function template specialization}}
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}
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}
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namespace FuncTmplNoexceptError {
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int a = 0;
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// expected-error@+1{{argument to noexcept specifier must be a constant expression}}
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template <class T> T f() noexcept(a++){ return {};}
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void g(){
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f<int>();
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}
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};
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