Date: Thu, 24 Dec 2015 14:15:30 -0700 From: Ian Lepore <ian@freebsd.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r291937 - in head: lib/libc/aarch64/sys lib/libc/arm/sys sys/arm/arm sys/arm/include sys/arm64/arm64 sys/arm64/include sys/conf sys/kern Message-ID: <1450991730.25138.263.camel@freebsd.org> In-Reply-To: <20151224211019.GD3625@kib.kiev.ua> References: <201512071220.tB7CKRw0027858@repo.freebsd.org> <1450971642.25138.247.camel@freebsd.org> <20151224180053.GY3625@kib.kiev.ua> <1450988333.25138.261.camel@freebsd.org> <20151224211019.GD3625@kib.kiev.ua>
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On Thu, 2015-12-24 at 23:10 +0200, Konstantin Belousov wrote: > On Thu, Dec 24, 2015 at 01:18:53PM -0700, Ian Lepore wrote: > > Oh, I know what's likely at the heart of this... I'm using gcc > > 4.2.1 > > for arm v4/v5, because clang 3.7 is broken (works to crossbuild, > > but > > fails to run native). The mrrc instruction was introduced at arm > > arch > > 5E, I'll bet clang is defaulting to 5E and gcc defaults to 4. > > > > This is what's in my make.conf for the build that failed: > > > > WITH_GCC=yes > > WITH_GNUCXX=yes > > WITH_GCC_BOOTSTRAP=yes > > WITHOUT_CLANG=yes > > WITHOUT_CLANG_IS_CC=yes > > WITHOUT_CLANG_BOOTSTRAP=yes > > > > Yep, just confirmed it, switched back to clang 3.7 for crossbuild > > and > > no errors. > > I think that the following is the least intrusive change. I built it > with your make.conf successfully (and make.conf seems to take effect > judging > by the build time). > > If you are fine with the change, I will commit right after confirming > that > ARMv6 build still results in correct code (building right now). yeah, gcc sure builds fast compared to clang. :) The change looks good to me. -- Ian
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