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* [U-Boot] U-boot UBI breaks build with -O0
@ 2015-09-16 20:58 Kevin Smith
  2015-09-17  6:57 ` Heiko Schocher
  0 siblings, 1 reply; 2+ messages in thread
From: Kevin Smith @ 2015-09-16 20:58 UTC (permalink / raw)
  To: u-boot

Some of the debug functions for UBI are preprocessed out for U-boot 
(ifndef __UBOOT__), but their calls are optimized out at higher 
optimization levels, so this does not cause a problem.  When building 
with -O0, the linker gives an error:

fs/ubifs/io.c:162: undefined reference to `dbg_leb_unmap'

This function is in a #ifndef __UBOOT__ section.

Kevin Smith

^ permalink raw reply	[flat|nested] 2+ messages in thread

* [U-Boot] U-boot UBI breaks build with -O0
  2015-09-16 20:58 [U-Boot] U-boot UBI breaks build with -O0 Kevin Smith
@ 2015-09-17  6:57 ` Heiko Schocher
  0 siblings, 0 replies; 2+ messages in thread
From: Heiko Schocher @ 2015-09-17  6:57 UTC (permalink / raw)
  To: u-boot

Hello Kevin,

Am 16.09.2015 um 22:58 schrieb Kevin Smith:
> Some of the debug functions for UBI are preprocessed out for U-boot
> (ifndef __UBOOT__), but their calls are optimized out at higher
> optimization levels, so this does not cause a problem.  When building
> with -O0, the linker gives an error:
>
> fs/ubifs/io.c:162: undefined reference to `dbg_leb_unmap'
>
> This function is in a #ifndef __UBOOT__ section.

Good catch. Could you provide a patch?

Thanks!

bye,
Heiko
-- 
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

^ permalink raw reply	[flat|nested] 2+ messages in thread

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