Additional notes:
On Tue, Jun 20, 2006 at 01:20:56AM +0900, YONETANI Tomokazu wrote:
> > Hm. Could be a bug in the reordering done for character arrays only.
> > If you can create a smaller testcase, we can bug Etoh about it :-)
>
> Done. It's very hard to narrow down when gdb lies to me :)
> (attached)
> static int
> bar(void *p)
> {
> char baz[9];
> int val = 1;
>
> /* just to quiet gcc, no effects on the result */
> (void)baz; (void)val;
Turned out that `val' is not needed, only baz[] with its size > 8bytes
is needed.
> if (true_expr && !p)
> p = &foo;
> if (true_expr && !p)
And if you exchange `true_expr' and `!p' around `&&' in either or both
of if-statement above, the bug is not triggered.
