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Re: glibc 2.21 - Machine maintainers, please test your machines.
- From: Joseph Myers <joseph at codesourcery dot com>
- To: Torvald Riegel <triegel at redhat dot com>
- Cc: Chris Metcalf <cmetcalf at ezchip dot com>, Carlos O'Donell <carlos at redhat dot com>, GNU C Library <libc-alpha at sourceware dot org>, "H.J. Lu" <hjl dot tools at gmail dot com>, David Miller <davem at davemloft dot net>, Richard Henderson <rth at redhat dot com>, Mike Frysinger <vapier at gentoo dot org>, Andreas Schwab <schwab at suse dot de>, Kaz Kojima <kkojima at rr dot iij4u dot or dot jp>, Thomas Schwinge <thomas at codesourcery dot com>, Marcus Shawcroft <marcus dot shawcroft at linaro dot org>, David Holsgrove <david dot holsgrove at xilinx dot com>, Chung-Lin Tang <chunglin_tang at mentor dot com>, Adhemerval Zanella <azanella at linux dot vnet dot ibm dot com>, Andreas Krebbel <krebbel at linux dot vnet dot ibm dot com>
- Date: Sat, 24 Jan 2015 17:54:38 +0000
- Subject: Re: glibc 2.21 - Machine maintainers, please test your machines.
- Authentication-results: sourceware.org; auth=none
- References: <54C2BDD7 dot 7000304 at redhat dot com> <54C3B6D5 dot 3090308 at ezchip dot com> <1422119595 dot 29655 dot 42 dot camel at triegel dot csb> <1422121314 dot 29655 dot 56 dot camel at triegel dot csb>
On Sat, 24 Jan 2015, Torvald Riegel wrote:
> m68k is an outlier. It sets the size to 16B but alignment like that:
> long int __align __attribute__ ((__aligned__ (4)))
>
> I don't know anything about m68k, and there's no comment why that is
> different. Does anyone know?
2-byte default alignment of 4-byte types (but 4-byte alignment still
required if used as futexes), I think.
--
Joseph S. Myers
joseph@codesourcery.com