Richard Guenther <richard.guent...@gmail.com> writes:
> For
>
> extern const char **f1();
> void f(char *p)
> {
> *(char **)f1() = p;
> }
>
> it warns with
>
> t.C: In function ‘void f(char*)’:
> t.C:4: warning: cast from type ‘const char**’ to type ‘char**’ casts
> away constness
>
> which makes sense.
This is actually a safe operation, you can even store safely into
**(char **)f1() afterwards.
Andreas.
--
Andreas Schwab, sch...@linux-m68k.org
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