On Tue, Nov 18, 2014 at 03:13:17PM -0800, Cynt Rynt wrote:
> Bug reported by the clang static analyzer.
>
> void chvt_main(void)
> {
> - int vtnum, fd = fd;
> + int vtnum, fd = -2;
...
> static void loopback_setup(char *device, char *file)
> {
> struct loop_info64 *loop = (void *)(toybuf+32);
> - int lfd = -1, ffd = ffd;
> + int lfd = -1, ffd = -1;
"a = a" does nothing useful, but that's the point:
whereever it's used, "a" is something that is assigned to in a way that
GCC is not aware of. It's a "shut up gcc" trick that has no effect on
code size.
Thanks,
Isaac Dunham
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