[Issue 11062] New: inline ice with alias this and opIndexAssign

d-bugmail at puremagic.com d-bugmail at puremagic.com
Wed Sep 18 03:53:56 PDT 2013


http://d.puremagic.com/issues/show_bug.cgi?id=11062

           Summary: inline ice with alias this and opIndexAssign
           Product: D
           Version: D2
          Platform: All
        OS/Version: All
            Status: NEW
          Keywords: ice
          Severity: regression
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: code at dawg.eu


--- Comment #0 from Martin Nowak <code at dawg.eu> 2013-09-18 03:53:54 PDT ---
cat > bug.d << CODE
struct InetHeaderMap
{
    void opIndexAssign(string val, string key)
    {
    }
}

struct HTTPServerResponse
{
    InetHeaderMap headers;
}

struct FreeListRef
{
    private HTTPServerResponse m_object;
    @property HTTPServerResponse get() { return m_object; }
    alias get this;
}

void foo()
{
    auto res = FreeListRef();
    res.headers.opIndexAssign("bar", "foo"); // OK
    res.headers["foo"] = "bar"; // Bug
}
CODE

dmd -c -inline bug.d
----
DMD v2.064-devel-9a32118 DEBUG
Internal error: backend/symbol.c 1036
----

The bug triggers the assertion 'assert(s->Ssymnum == -1);' in
backend/symbol.c(symbol_add).

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