Re: Bug#729534: RFS: libpoly2tri/0.3.3-1 [ITP]
On 2014-03-20 23:21, Jakub Wilk wrote:
> * Christian Kastner <debian@kvr.at>, 2014-03-20, 22:49:
>> This is problematic. First, you need to demangle the symbols in there
>> with c++filt (for examples, your package FTBFS on my host without this).
>
> I haven't looked into details of this particular package, but in general
> unmangling rarely helps curing FTBFS due to missing symbols. The C++
> mangling rules are (mostly?) architecture-idependent. What does vary
> with architecture are how various types (size_t, intN_t, va_list, etc.)
> are typedefed. But demangling doesn't help dealing with this variation.
>
> For example, symbol names for a f(size_t) function are:
> _Z1fj on i386,
> _Z1fm on amd64.
>
> After unmangling it becomes:
> f(unsigned int) on i386,
> f(unsigned long) on amd64.
Interesting. TBH, I glanced over the result and prematurely jumped to a
conclusion, I guess. Time to take another look.
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