It's probably the switch to WITH_SYSTEM_COMPILER, which is confusing the logic to think a newer external compiler is being used. This problem will likely creep up on any platform using GCC 4.2 in base that meets the WITH_SYSTEM_COMPILER test. Try this patch please: https://people.freebsd.org/~bdrewery/patches/ppc-system-compiler-std-c++11.diff On 6/28/2016 12:43 PM, Jukka Ukkonen wrote: > > The last version I tried was current pulled from svn today > only a few hours ago. I guess around 16:00 GMT today is > the best estimate I can give right now. The system on > which I did the test is already powered down. I can check > the exact svn release number tomorrow, though. > The latest successful rebuild I have done was on the 19th. > After that I tried a new rebuild only yesterday morning, and > then it suddenly failed. > > --jau > > >> On 28 Jun 2016, at 21:14, Justin Hibbits <jrh29_at_alumni.cwru.edu> wrote: >> >>> On Tue, Jun 28, 2016 at 12:34 PM, Jukka A. Ukkonen <jau789_at_gmail.com> wrote: >>> >>> Hello all, >>> >>> It seems there is yet another compiler dependent problem on >>> ppc64. Most likely the same problem applies to all platforms >>> using the old gcc as the default compiler. >>> When trying to build gnu/lib/libstdc++ the compiler seems to >>> get the option -std=c++11. The gcc complains about this and >>> the build gets invariably broken at that point. This has now >>> been going on for two days or so. This makes me believe nobody >>> is actively running rebuilds of the latest current on any gcc >>> based platform. >>> >>> --jau >> >> Which revision are you using? This should've been fixed a couple >> weeks ago. Adding Bryan Drewery, who made the fix. >> >> - Justin -- Regards, Bryan Drewery
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