Date: Thu, 28 Dec 2017 17:55:48 +0100 From: Tijl Coosemans <tijl@FreeBSD.org> To: Alexey Dokuchaev <danfe@FreeBSD.org> Cc: Yuri <yuri@freebsd.org>, ports-committers@freebsd.org, svn-ports-all@freebsd.org, svn-ports-head@freebsd.org Subject: Re: svn commit: r457438 - head/devel/ispc Message-ID: <20171228175548.1cce8ada@kalimero.tijl.coosemans.org> In-Reply-To: <20171228164809.GA33755@FreeBSD.org> References: <201712280506.vBS56ZSj011894@repo.freebsd.org> <20171228071400.GA42910@FreeBSD.org> <a5b19d77-4a12-b11f-98aa-ffc94a6037e6@freebsd.org> <20171228133631.GB61460@FreeBSD.org> <20171228164809.GA33755@FreeBSD.org>
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On Thu, 28 Dec 2017 16:48:09 +0000 Alexey Dokuchaev <danfe@FreeBSD.org> wrote: > On Thu, Dec 28, 2017 at 01:36:31PM +0000, Alexey Dokuchaev wrote: >> On Thu, Dec 28, 2017 at 01:29:20AM -0800, Yuri wrote: >>> On 12/27/17 23:14, Alexey Dokuchaev wrote: >>>> But just couple of days ago X.org/Mesa had switched to 5.0, and >>>> I'm not sure what to do about this yet. >>> >>> Please feel free to further update ISPC's clang dependency if you feel >>> this is needed for embree. >> >> Yes, that's probably the most straight way forward. I'm now (re)building >> all the ports involved (that might take some time on my slow hardware) to >> verify that CLANG_VERSION=50 does not cause regressions (vs. 40). > > We have a problem building `devel/ispc' againt LLVM 5.0: > ... > /usr/local/llvm50/lib/libLLVMSupport.a(Signals.cpp.o): In function `llvm::sys::PrintStackTrace(llvm::raw_ostream&)': > /work/a/ports/devel/llvm50/work/llvm-5.0.0.src/lib/Support/Signals.cpp:(.text+0x20e0): undefined reference to `backtrace' > clang-5.0: error: linker command failed with exit code 1 (use -v to seeinvocation) > > It builds fine against LLVM 4.0. Anyone got ideas (I'm too drunk to debug > this myself now) how do we proceed from here? "backtrace" is provided by libexecinfo.
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