<p id="71ca0ea">Error due to a failed typecheck during <span class="code">return</span> </p>
class X::TypeCheck::Return is X::TypeCheck { }
Thrown when a return type check fails.
For example
sub f(--> Int) { "foo" }
f();
CATCH { default { put .^name, ': ', .Str } };
# OUTPUT: «X::TypeCheck::Return: Type check failed for return value; expected Int but got Str ("foo")»