forked from OSchip/llvm-project
83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++2a %s -fexceptions -fcxx-exceptions -Wno-unevaluated-expression
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void f(); // expected-note {{possible target for call}}
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void f(int); // expected-note {{possible target for call}}
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void g() {
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bool b = noexcept(f); // expected-error {{reference to overloaded function could not be resolved; did you mean to call it with no arguments?}}
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bool b2 = noexcept(f(0));
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}
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struct S {
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void g(); // expected-note {{possible target for call}}
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void g(int); // expected-note {{possible target for call}}
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void h() {
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bool b = noexcept(this->g); // expected-error {{reference to non-static member function must be called; did you mean to call it with no arguments?}}
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bool b2 = noexcept(this->g(0));
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}
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};
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void stmt_expr() {
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static_assert(noexcept(({ 0; })));
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static_assert(!noexcept(({ throw 0; })));
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static_assert(noexcept(({
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try {
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throw 0;
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} catch (...) {
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}
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0;
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})));
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static_assert(!noexcept(({
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try {
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throw 0;
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} catch (...) {
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throw;
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}
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0;
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})));
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static_assert(!noexcept(({
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try {
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throw 0;
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} catch (int) {
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}
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0;
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})));
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static_assert(!noexcept(({
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if (false) throw 0;
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})));
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static_assert(noexcept(({
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if constexpr (false) throw 0;
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})));
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static_assert(!noexcept(({
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if constexpr (false) throw 0; else throw 1;
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})));
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static_assert(noexcept(({
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if constexpr (true) 0; else throw 1;
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})));
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}
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void vla(bool b) {
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static_assert(noexcept(static_cast<int(*)[true ? 41 : 42]>(0)), "");
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// FIXME: This can't actually throw, but we conservatively assume any VLA
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// type can throw for now.
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static_assert(!noexcept(static_cast<int(*)[b ? 41 : 42]>(0)), "");
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static_assert(!noexcept(static_cast<int(*)[b ? throw : 42]>(0)), "");
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static_assert(!noexcept(reinterpret_cast<int(*)[b ? throw : 42]>(0)), "");
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static_assert(!noexcept((int(*)[b ? throw : 42])0), "");
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static_assert(!noexcept((int(*)[b ? throw : 42]){0}), "");
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}
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struct pr_44514 {
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// expected-error@+1{{value of type 'void' is not contextually convertible to 'bool'}}
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void foo(void) const &noexcept(f());
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};
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