[PATCH] PR libstdc++/13045 / C++ demangler, floating values and function pointer type return type postfix fix.

[Andreas Schwab]

Gabriel Dos Reis <gdr@integrable-solutions.net> writes:

> Well, I intended -0.0 when I wrote -0.  
> -0.0 is to be differentiated from 0.0 (which is the same as +0.0)
> because we do intend to support IEEE-754.  On target we don't support
> that plateform, the notion of negative is irrelevant.

There are no negative (integer or floating point) literals in C++ (nor C).

Andreas.

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