Re: [kbuild-all] Re: include/linux/compiler_types.h:315:38: error: call to '__compiletime_assert_536' declared with attribute error: BUILD_BUG_ON failed: offsetof(struct can_frame, len) != offsetof(struct canfd_frame, len) || offsetof(struct can_frame, data) != offsetof(struc...

[Rong Chen]

On 3/23/21 4:54 PM, Marc Kleine-Budde wrote:
> On 23.03.2021 09:32:10, Oliver Hartkopp wrote:
> > I wonder if the compiler configurations (gcc -v) or the options used at
> > kernel build time are identical.
> I tested several compilers and with my .config never triggered a
> problem, but with Rong Chen it does. I'm trying to figure out which
> option it is, stay tuned.
>
> Marc

Hi Marc, Oliver,

We use the below cross compiler:

https://download.01.org/0day-ci/cross-package/gcc-9.3.0-nolibc/x86_64-gcc-9.3.0-nolibc_arm-linux-gnueabi.tar.xz

and here is the detail:

$ 
/home/nfs/0day/gcc-9.3.0-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc 
-v
Using built-in specs.
COLLECT_GCC=/home/nfs/0day/gcc-9.3.0-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc
COLLECT_LTO_WRAPPER=/home/nfs/0day/gcc-9.3.0-nolibc/arm-linux-gnueabi/bin/../libexec/gcc/arm-linux-gnueabi/9.3.0/lto-wrapper
Target: arm-linux-gnueabi
Configured with: /tmp/build-crosstools-xh/gcc/gcc-9.3.0/configure 
--target=arm-linux-gnueabi --enable-targets=all 
--prefix=/tmp/build-crosstools-xh/cross --enable-languages=c 
--without-headers --disable-bootstrap --disable-nls --disable-threads 
--disable-shared --disable-libmudflap --disable-libssp --disable-libgomp 
--disable-decimal-float --disable-libquadmath --disable-libatomic 
--disable-libcc1 --disable-libmpx --enable-checking=release
Thread model: single
gcc version 9.3.0 (GCC)

Best Regards,
Rong Chen