• via Digitalmars-d-bugs (41/41) Jun 22 2016 https://issues.dlang.org/show_bug.cgi?id=16194

via Digitalmars-d-bugs <digitalmars-d-bugs puremagic.com> writes:

https://issues.dlang.org/show_bug.cgi?id=16194

          Issue ID: 16194
           Summary: auto return type inference depends on return statement
                    order
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P1
         Component: dmd
          Assignee: nobody puremagic.com
          Reporter: petar.p.kirov gmail.com

void main()
{
    fun1(2); // Error: mismatched function return type inference
    fun2(2); // OK
}

class A {}
class B : A {}
class C : A {}

auto fun1(int a)
{
    if (a < 3)
        return new B();
    else if (a < 5)
        return new C();
    else
        return new A();
}

auto fun2(int a)
{
    if (a < 3)
        return new A();
    else if (a < 5)
        return new B();
    else
        return new C();
}

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