Date: Tue, 12 Jul 2016 09:35:09 +0100 From: Andrew Turner <andrew@fubar.geek.nz> To: "Andrey A. Chernov" <ache@FreeBSD.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r302601 - in head/sys: arm/include arm64/include Message-ID: <20160712093509.69540801@zapp> In-Reply-To: <201607120037.u6C0bmNF054452@repo.freebsd.org> References: <201607120037.u6C0bmNF054452@repo.freebsd.org>
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On Tue, 12 Jul 2016 00:37:48 +0000 (UTC) "Andrey A. Chernov" <ache@FreeBSD.org> wrote: > Author: ache > Date: Tue Jul 12 00:37:48 2016 > New Revision: 302601 > URL: https://svnweb.freebsd.org/changeset/base/302601 > > Log: > I don't know why unsigned int is choosed for wchar_t here, but > WCHAR_MAX should be <= WINT_MAX. It is bigger, __UINT_MAX > INT32_MAX Because the ABI either requires us to use an unsigned int [1], or the preferred type is unsigned int [2]. In the latter case the other choice is unsigned short, it would seem this is for Windows. Andrew [1] http://infocenter.arm.com/help/topic/com.arm.doc.ihi0055c/IHI0055C_beta_aapcs64.pdf [2] http://infocenter.arm.com/help/topic/com.arm.doc.ihi0042f/IHI0042F_aapcs.pdf
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