linux-kernel - Re: Build regressions/improvements in v6.4-rc6

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Date:   Mon, 12 Jun 2023 11:28:24 +0200 (CEST)
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     linux-kernel@...r.kernel.org
cc:     linux-um@...ts.infradead.org, linux-spi@...r.kernel.org,
        linux-mips@...r.kernel.org
Subject: Re: Build regressions/improvements in v6.4-rc6

On Mon, 12 Jun 2023, Geert Uytterhoeven wrote:
> JFYI, when comparing v6.4-rc6[1] to v6.4-rc5[3], the summaries are:
>  - build errors: +5/-6

   + /kisskb/src/drivers/spi/spi-stm32-qspi.c: error: ‘op’ is used uninitialized [-Werror=uninitialized]:  => 523:27, 564:27

um-all{mod,yes}config

Seen before
(why did the type of quotes around 'op' in the compiler output change?)

   + /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/5.4.0/plugin/include/gimple.h: error: field ‘call_clobbered’ has incomplete type ‘pt_solution’:  => 284:22
   + /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/5.4.0/plugin/include/gimple.h: error: field ‘call_used’ has incomplete type ‘pt_solution’:  => 283:22
   + /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/5.4.0/plugin/include/gimple.h: error: ‘gimple_call_addr_fndecl’ was not declared in this scope; did you mean ‘gimple_call_set_fndecl’?:  => 2790:10
   + /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/../lib/gcc/mipsel-buildroot-linux-uclibc/5.4.0/plugin/include/gimple.h: error: ‘is_gimple_reg’ was not declared in this scope; did you mean ‘is_gimple_assign’?:  => 2556:18

mipsel-gcc5/mips-allmodconfig

> [1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/858fd168a95c5b9669aac8db6c14a9aeab446375/ (151 out of 152 configs)
> [3] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/9561de3a55bed6bdd44a12820ba81ec416e705a7/ (151 out of 152 configs)

Gr{oetje,eeting}s,

 						Geert

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