[patch] c-common.c: Fix memory leak.

[Kazu Hirata]

Hi Nathan,

> > Consider the "if" statement shown in the patch.  If we are returning
> > cstr.txt, nobody will ever reference namep, which is allocated via
> > XVECNEW a few lines up.
>    ^^^^^^^
> > 
> > The patch solves this problem by freeing namep with XDELETEVEC.
>                                                        ^^^^^^^^^^
> is it really the case that our new shiny C++-safe macros are so
> inconsistently named?

Are you talking about where VEC appears in the macro names?  If so,
yes, they are inconsistently named.

Kazu Hirata