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Re: [LTO merge][4/15][RFA] C++ front end


On Wed, Sep 30, 2009 at 5:19 PM, Diego Novillo <dnovillo@google.com> wrote:
> On Wed, Sep 30, 2009 at 11:17, Mark Mitchell <mark@codesourcery.com> wrote:
>
>> If you're worried about being able to generate debug info downstream,
>> then this all gets much harder -- you really have to keep around
>> virtually all of the C++ front-end data structures. ?I thought the plan
>> was to generate debug info up front?
>
> Yes.
>
> Ignoring TEMPLATE_DECLs is a much better solution. ?It removes the
> need for the langhook and should speed up free_lang_data a little bit.

I believe you still got it wrong ;)  In fact I now see

lto1: internal compiler error: in lto_symtab_merge_decl, at lto-symtab.c:581

when compiling 471.omnetpp.  Andrew also reported a new
link error in the C++ testsuite that looks related.

Richard.


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