[Buildroot] gcc-4.7.3 potential issue with barebox

[Grégory Hermant]

Hi thomas,
Same issue with gcc version 4.7.3 (Sourcery CodeBench Lite 2013.05-24) toolchain.
BR,
grégory

Le 17/06/2013 16:25, Thomas Petazzoni a écrit :
> Dear Grégory Hermant,
>
> On Mon, 17 Jun 2013 14:57:21 +0200, Grégory Hermant wrote:
>
>> I noticed an issue with barebox binary about the nandflash detection.
>> Indeed barebox is unable to detect the nandflash when i build barebox from gcc-4.7.3 (buildroot-2013.05)
>> By digging a little bit  i noticed  that  the size of atmel_nand.o was different according to the toolchain release (atmel_nand.o 4732bytes vs 5096 bytes for gcc-4.6.3 )
>> If i disassemble atmel_nand.o i notice that  atmel_nand_enable & atmel_nand_disable are missing.
>> Is it an known issue ?
> I don't remember hearing about this, but maybe you could check with
> another ARM gcc 4.7 based toolchain such as the Linaro toolchain, and
> see if the generated code is correct or not. If the generated code is
> also not correct, then maybe it's a Barebox issue, otherwise it would
> most likely be a Buildroot toolchain issue.
>
> Best regards,
>
> Thomas