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Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6?

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On Friday, December 16, 2016 4:54:33 PM CET Geert Uytterhoeven wrote:
> Hi Arnd,
> 
> On Fri, Dec 16, 2016 at 11:56 AM, Arnd Bergmann <arnd@arndb.de> wrote:
> > Specifically on ARM, going further makes things rather useless especially
> > for build testing: with gcc-4.2, we lose support for ARMv7, EABI, and
> > effectively ARMv6 (as it relies on EABI for building reliably). Also,
> > the number of false-positive build warnings is so high that it is useless
> > for finding actual bugs from the warnings.
> 
> If you start with that activity now, there's indeed a massive amount of
> warnings to look into.
> However, I've been build testing various configs with m68k-linux-gnu-gcc-4.1.2
> and looking at the compiler warnings for years, so I only have to look
> at new warnings.

What's the reason for sticking with gcc-4.1? Does this actually work better
for you than a more recent version, or is it just whatever you installed
when you started the build testing?

	Arnd

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[RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Arnd Bergmann <arnd@arndb.de> - 2016-12-16 12:10 +0100
  [PATCH 01/13] [HACK] gcc-4.5: avoid  link errors for unused function pointers Arnd Bergmann <arnd@arndb.de> - 2016-12-16 12:10 +0100
  Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Arnd Bergmann <arnd@arndb.de> - 2016-12-16 12:20 +0100
  Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Geert Uytterhoeven <geert@linux-m68k.org> - 2016-12-16 17:10 +0100
    Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Arnd Bergmann <arnd@arndb.de> - 2016-12-16 21:00 +0100
      Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Geert Uytterhoeven <geert@linux-m68k.org> - 2016-12-16 21:40 +0100
  Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Sebastian Andrzej Siewior <sebastian@breakpoint.cc> - 2016-12-16 18:10 +0100
    Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Arnd Bergmann <arnd@arndb.de> - 2016-12-16 23:10 +0100
      Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Sebastian Andrzej Siewior <sebastian@breakpoint.cc> - 2016-12-17 12:40 +0100
        Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-01-02 13:30 +0100
      Re: [RFC] minimum gcc version for kernel: raise to gcc-4.3 or 4.6? Heiko Carstens <heiko.carstens@de.ibm.com> - 2016-12-20 11:00 +0100

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