Re: Build regressions/improvements in v4.4-rc7

[Geert Uytterhoeven]

On Mon, Dec 28, 2015 at 1:21 PM, Geert Uytterhoeven
<geert@xxxxxxxxxxxxxx> wrote:
> JFYI, when comparing v4.4-rc7[1] to v4.4-rc6[3], the summaries are:
>   - build errors: +14/-3

  + /home/kisskb/slave/src/include/linux/kqueue.h: error:
dereferencing type-punned pointer will break strict-aliasing rules
[-Werror=strict-aliasing]:  => 186:2

mips-allmodconfig

Reported in September by kbuild test robot <lkp@xxxxxxxxx>

  + /tmp/cc5veAi5.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 378, 49

mips-allnoconfig

  + /tmp/cc6DopGj.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 43
  + /tmp/cc7GEfIa.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 43
  + /tmp/ccmqbWag.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 43

bigsur_defconfig

  + /tmp/ccGsoCyO.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 49, 366

ip22_defconfig

  + /tmp/ccH1dW0f.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 43
  + /tmp/ccP7l3ug.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 43
  + /tmp/ccSlbKej.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 43

ip27_defconfig

  + /tmp/ccemCHRe.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 50, 326
  + /tmp/cckgYy8k.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 329, 50
  + /tmp/cclNaAGh.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 366, 49

ip32_defconfig

  + /tmp/cczzZNSV.s: Error: can't resolve `_start' {*UND* section} -
`L0^A' {.text section}:  => 403, 41

malta_defconfig

I guess the last-minute build fix for MIPS broke the build for other versions of
binutils?

> [1] http://kisskb.ellerman.id.au/kisskb/head/9745/ (258 out of 259 configs)
> [3] http://kisskb.ellerman.id.au/kisskb/head/9734/ (all 259 configs)

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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
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