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Re: Mass rebuild for F13?



On Mon, Dec 21, 2009 at 6:37 AM, Jakub Jelinek wrote:
> On Mon, Dec 21, 2009 at 06:17:26AM -0500, Neal Becker wrote:
>> How could I learn what 4.5 features are backported?
>
> >From gcc %changelog?
>
> To list some of them:
>
> - VTA
> - -gdwarf-3, -gstrict-dwarf support, defaults to -gdwarf-3
> - various other debuginfo related backports
> - epilogue unwinding support
> - __builtin_unreachable () support
> - asm goto support
> - power7 support
> - SSE5 support removal, AMD Orochi support added (-mfma4, -mxop, -mlwp)
> - -freorder-blocks-and-partitions unwind fixes
> - STB_GNU_UNIQUE support
> - C++ typeinfo comparison changes
> - C++ constructor and destructor code size optimizations (aliasing
>  identical base/complete cdtors together when no virtual bases,
>  wrapper version of deleting dtor)
> - -D_FORTIFY_SOURCE={1,2} changes
> - some small Fortran speed optimization backports
> - -mcrc32 support on ix86/x86_64
> - more accurate ix86/x86_64 insn length info, ix86/x86_64 machine reorg improvements
> - -march=atom/-mtune=atom support
> - -masm=intel mode fixes
> - raw string support, u/U/u8 string literal support
> - assorted bugfixes
>

It would be nice if you folks add these little explanations as
comments next to the patches of the gcc SPEC file. (this is also a
packaging requirement [1]).

Orcan

[1] http://fedoraproject.org/wiki/Packaging/Guidelines#All_patches_should_have_an_upstream_bug_link_or_comment


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