Re: [1/2] use const in time.h unit conversion functions

Denis Vlasenko
2004-06-03T08:28:09Z

On Wednesday 02 June 2004 21:52, William Lee Irwin III wrote:
> On Wed, Jun 02, 2004 at 01:43:35PM -0500, Matt Mackall wrote:
> > This is the second const-correctness patch I've seen in a couple days,
> > and I'd like to point out that while it's a noble cause, retrofitting
> > const decls onto interfaces is notorious for causing ripple effects in
> > APIs.
>
> There's a point to this one. A warning got tripped when const stuff was
> passed to it in patch #2, hence this as a preparatory cleanup.

If you get warnings in this:

const int c=5;
void f(int i);
void g() {
f(c);
}

then you see compiler bug. Warning is ok in

const int c=5;
void f(int* i);
void g() {
f(&c);
}

case.
--
vda