Jenkins build is still unstable: FreeBSD_HEAD #564

Ngie Cooper (yaneurabeya) yaneurabeya at
Mon Aug 29 18:02:12 UTC 2016

> On Aug 29, 2016, at 11:00, Bryan Drewery <bdrewery at> wrote:
> On 8/29/2016 10:58 AM, Ngie Cooper (yaneurabeya) wrote:
>> (-bdrewery)
>>> On Aug 29, 2016, at 10:52, Li-Wen Hsu <lwhsu at> wrote:
>>> I guess the quickest way is boot that VM, cd to
>>> /usr/tests/lib/atf/libatf-c++ and run `kyua test atf_c++_test`
>>> However I am not sure this provides enough information because stuff
>>> under /usr/tests/lib/atf/libatf-c++ are all binary files.
>>> FWIW, I would like to know, should these -target, --sysroot and -B flages be
>>> given when compiling a normal program in a normal time?  In this test
>>> case, kyua just wanted to compile test.cpp which includes sstream, it's
>>> not during buildworld/buildkernel time, so files under /usr/obj
>>> should not be used.
>> I’m actively working on this right now. If I can’t resolve it soon, I’ll file a bug, mark it as an expected failure, and we can work on fixing the issue with a bit more leisure.
>> It’s not a cross-compiler problem — something changed recently (likely in clang/libc++) that’s causing this problem, and it might just be an existing bug that was triggered by that change..
> What changed recently is that buildworld now always uses --sysroot for
> Clang, and --sysroot,-isystem,-B,-L for GCC.

Ok. I’m not fully convinced that that’s the problem yet. Will drill down into the issue in the next half hour and will post a bug with my findings.
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