[dmd-beta] dmd 1.058 and 2.043 beta

[Andrei Alexandrescu]

Guys, it's unlikely I can work on this.

Andrei

On 04/07/2010 05:32 PM, Walter Bright wrote:
> Hmm, nothing jumps out as obviously wrong there, though it clearly has
> something to do with the .init. It should perhaps use .init[0] instead.
>
> Don Clugston wrote:
>>>> (2) I'm working on tracking down the Phobos unittest stack overflow.
>>>> It seems to be a regression. I've cut it down to this test case:
>>>> ---
>>>> import std.variant;
>>>> import std.typecons;
>>>>
>>>> alias Tuple!(Variant) crash;
>>>> ---
>>>> There have been no relevant changes to Phobos. I'm still working on it.
>>> It compiled in DMD svn 421, and fails in svn 423. It's caused by the
>>> ".init property for static arrays is now an array literal." change.
>>
>> Here's the problem:
>>
>> conv.d, line 260:
>> /**
>> For structs that do not define $(D toString), the conversion to string
>> produces the list of fields.
>> */
>> T to(T, S)(S s, in T left = S.stringof~"(", in T separator = ", ",
>> in T right = ")")
>> if (is(S == struct) && isSomeString!(T) && !is(typeof(&S.init.toString)))
>> {
>> Tuple!(FieldTypeTuple!(S)) * t = void; // < ---------- Creates a Tuple
>> ----------
>> and Tuple contains toString, defined in typecons.d line 435:
>>
>> string toString()
>> {
>> char[] result;
>> auto app = appender(&result);
>> app.put(toStringHeader);
>> foreach (i, Unused; noStrings!(T).Result)
>> {
>> static if (i > 0) result ~= toStringSeparator;
>> static if (is(typeof(to!string(field[i]))))
>> <------------ this is calls to!()
>> app.put(to!string(field[i]));
>> ------------
>>
>> And that's all I have time for. I think this should fixed before the
>> release goes out -- it's a pretty nasty regression.
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>>
>>
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