llvm-project/clang/test/SemaCXX/cxx2a-lambda-default-ctor-a...

23 lines
818 B
C++

// RUN: %clang_cc1 -std=c++2a -verify %s
void no_capture() {
auto x = [] {};
decltype(x) y;
x = x;
x = static_cast<decltype(x)&&>(x);
}
void capture_default(int i) {
auto x = [=] {}; // expected-note 2{{candidate constructor}} expected-note 2{{lambda expression begins here}}
decltype(x) y; // expected-error {{no matching constructor}}
x = x; // expected-error {{cannot be assigned}}
x = static_cast<decltype(x)&&>(x); // expected-error {{cannot be assigned}}
}
void explicit_capture(int i) {
auto x = [i] {}; // expected-note 2{{candidate constructor}} expected-note 2{{lambda expression begins here}}
decltype(x) y; // expected-error {{no matching constructor}}
x = x; // expected-error {{cannot be assigned}}
x = static_cast<decltype(x)&&>(x); // expected-error {{cannot be assigned}}
}