[Issue 11800] New: alias this matching incorrectly changes lvalue-ness

d-bugmail at puremagic.com d-bugmail at puremagic.com
Sun Dec 22 05:14:40 PST 2013


https://d.puremagic.com/issues/show_bug.cgi?id=11800

           Summary: alias this matching incorrectly changes lvalue-ness
           Product: D
           Version: D2
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: rejects-valid
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: k.hara.pg at gmail.com


--- Comment #0 from Kenji Hara <k.hara.pg at gmail.com> 2013-12-22 05:14:37 PST ---
Spin-off issue from: https://d.puremagic.com/issues/show_bug.cgi?id=5363#c4

Reduced test case:

struct A
{
    B b;
    alias b this;
}

struct B
{
    static struct Value {}
    Value value;
    alias value this;

    void foo(ref const B rhs)
    {
    }
}

void main()
{
    A a;
    B b;
    b.foo(a);  // line 22
}

test.d(22): Error: B(a.b.value) is not an lvalue

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