| 1 | // RUN: %clang_cc1 -std=c++11 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s |
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| 2 | |
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| 3 | // Simple parser tests, dynamic specification. |
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| 4 | |
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| 5 | namespace dyn { |
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| 6 | |
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| 7 | struct X { }; |
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| 8 | |
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| 9 | struct Y { }; |
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| 10 | |
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| 11 | void f() throw() { } |
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| 12 | |
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| 13 | void g(int) throw(X) { } |
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| 14 | |
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| 15 | void h() throw(X, Y) { } |
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| 16 | |
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| 17 | class Class { |
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| 18 | void foo() throw (X, Y) { } |
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| 19 | }; |
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| 20 | |
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| 21 | void (*fptr)() throw(); |
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| 22 | |
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| 23 | } |
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| 24 | |
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| 25 | // Simple parser tests, noexcept specification. |
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| 26 | |
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| 27 | namespace noex { |
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| 28 | |
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| 29 | void f1() noexcept { } |
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| 30 | void f2() noexcept (true) { } |
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| 31 | void f3() noexcept (false) { } |
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| 32 | void f4() noexcept (1 < 2) { } |
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| 33 | |
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| 34 | class CA1 { |
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| 35 | void foo() noexcept { } |
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| 36 | void bar() noexcept (true) { } |
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| 37 | }; |
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| 38 | |
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| 39 | void (*fptr1)() noexcept; |
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| 40 | void (*fptr2)() noexcept (true); |
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| 41 | |
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| 42 | } |
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| 43 | |
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| 44 | namespace mix { |
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| 45 | |
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| 46 | void f() throw(int) noexcept { } // expected-error {{cannot have both}} |
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| 47 | void g() noexcept throw(int) { } // expected-error {{cannot have both}} |
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| 48 | |
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| 49 | } |
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| 50 | |
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| 51 | // Sema tests, noexcept specification |
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| 52 | |
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| 53 | namespace noex { |
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| 54 | |
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| 55 | struct A {}; |
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| 56 | |
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| 57 | void g1() noexcept(A()); // expected-error {{not contextually convertible}} |
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| 58 | void g2(bool b) noexcept(b); // expected-error {{argument to noexcept specifier must be a constant expression}} expected-note {{read of non-const variable 'b'}} expected-note {{here}} |
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| 59 | |
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| 60 | } |
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| 61 | |
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| 62 | namespace noexcept_unevaluated { |
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| 63 | template<typename T> bool f(T) { |
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| 64 | T* x = 1; |
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| 65 | } |
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| 66 | |
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| 67 | template<typename T> |
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| 68 | void g(T x) noexcept((sizeof(T) == sizeof(int)) || noexcept(f(x))) { } |
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| 69 | |
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| 70 | void h() { |
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| 71 | g(1); |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | namespace PR11084 { |
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| 76 | template<int X> struct A { |
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| 77 | 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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| 78 | }; |
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| 79 | |
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| 80 | template<int X> void f() { |
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| 81 | 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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| 82 | }; |
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| 83 | |
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| 84 | void g() { |
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| 85 | A<0>::f(); // expected-note{{in instantiation of exception specification for 'f'}} |
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| 86 | f<0>(); // expected-note{{in instantiation of function template specialization}} |
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| 87 | } |
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| 88 | } |
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| 89 | |
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| 90 | namespace FuncTmplNoexceptError { |
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| 91 | int a = 0; |
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| 92 | // expected-error@+1{{argument to noexcept specifier must be a constant expression}} |
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| 93 | template <class T> T f() noexcept(a++){ return {};} |
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| 94 | void g(){ |
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| 95 | f<int>(); |
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| 96 | } |
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| 97 | }; |
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| 98 | |
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