Re: Build regressions/improvements in v3.18-rc1

On Tue, Oct 21, 2014 at 8:10 PM, Geert Uytterhoeven
[off-list ref] wrote:

Below is the list of build error/warning regressions/improvements in
v3.18-rc1[1] compared to v3.17[2].

Summarized:
  - build errors: +21/-15

[1] http://kisskb.ellerman.id.au/kisskb/head/8002/ (all 119 configs)
[2] http://kisskb.ellerman.id.au/kisskb/head/7938/ (118 out of 119 configs)

  + /scratch/kisskb/src/arch/powerpc/kernel/cacheinfo.c: error: 'size_kb' may be used uninitialized in this function [-Werror=uninitialized]:  => 525:2
  + /scratch/kisskb/src/arch/powerpc/lib/rheap.c: error: 'be' may be used uninitialized in this function [-Werror=uninitialized]:  => 417:2
  + /scratch/kisskb/src/arch/powerpc/lib/rheap.c: error: 'bs' may be used uninitialized in this function [-Werror=uninitialized]:  => 424:17
  + /scratch/kisskb/src/arch/powerpc/lib/rheap.c: error: 'start' may be used uninitialized in this function [-Werror=uninitialized]:  => 497:22
  + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_lfd' undeclared (first use in this function):  => 1874:29
  + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_lfs' undeclared (first use in this function):  => 1872:29
  + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_stfd' undeclared (first use in this function):  => 1928:30
  + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_stfs' undeclared (first use in this function):  => 1926:30
  + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: implicit declaration of function 'do_fp_load' [-Werror=implicit-function-declaration]:  => 1872:4
  + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: implicit declaration of function 'do_fp_store' [-Werror=implicit-function-declaration]:  => 1926:4
  + /scratch/kisskb/src/arch/powerpc/xmon/xmon.c: error: unused variable 'badaddr' [-Werror=unused-variable]:  => 1141:13
  + /scratch/kisskb/src/arch/powerpc/xmon/xmon.c: error: unused variable 'mode' [-Werror=unused-variable]:  => 1139:6

powerpc-randconfig

sstep.c lacks some #ifdef CONFIG_PPC_FPU

  + /scratch/kisskb/src/drivers/bcma/main.c: error: implicit declaration of function 'of_translate_address' [-Werror=implicit-function-declaration]:  => 150:3

sparc64-allmodconfig, sparc-allmodconfig

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds