[U-Boot] [PATCH] NAND: Allow nand_ids and nand_bbt to be compiled in SPL

[Mike Frysinger]

On Monday 09 January 2012 16:25:41 Tom Rini wrote:
> On Mon, Jan 9, 2012 at 2:23 PM, Tom Rini <tom.rini at gmail.com> wrote:
> > On Mon, Jan 9, 2012 at 2:21 PM, Mike Frysinger <vapier at gentoo.org> wrote:
> >> On Monday 09 January 2012 14:41:07 Scott Wood wrote:
> >>> Unless/until the toolchain can properly GC anonymous strings, I think
> >>> finer-grained conditional compilation is the way to go.
> >> 
> >> i think we should use GC when it works (we've found 1 case so far where
> >> it doesn't), and add fine grained compilation when it doesn't (with a
> >> note with expected working versions).  i think this is a bug in the
> >> linker and have been trying to make a reduced test case that i can post
> >> to the GNU binutils peeps.
> > 
> > We've found two cases, at least.  Functions aren't being dropped out
> > either.
> 
> To be clear,
> https://github.com/trini/u-boot/commit/3a7c313125eff000ac73e38d220e5f9615c
> 1abbe shows switching everything to the normal nand codebase, but with a
> gain of only 170 bytes.  The reason it's such an otherwise small delta is
> that I added some #ifndef CONFIG_SPL_BUILD to drop out unused code that
> the linker should have been dropping for us, but wasn't.

how exactly do i reproduce the issue ?  what do i `make xxx` ?
-mike
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