Ack, I guess this means https://developer.mozilla.org/en-US/docs/Mozilla/Firefox_OS/Building#clang_errors_when_building_with_XCode_5_on_Mac
needs an update ;-) Chris Mills Senior tech writer || Mozilla developer.mozilla.org || MDN [email protected] || @chrisdavidmills On 16 Oct 2013, at 07:19, James Kruth <[email protected]> wrote: > What's the output of the following command? > > ls -l `which llvm-gcc` > > I've become convinced that depending on llvm-gcc is the wrong way to solve > this problem, as it's only going to work on systems that once had Xcode 4 > installed. I have another solution that seems much more robust, and is > working (inasmuch as the build has not failed). Here are the steps: > > 1. Start with a clean tree configured for inari (I've been running a > ./build.sh clean before each test). Make sure you don't have a .userconfig. > > 2. Run the following commands: > a. brew uninstall gcc-4.6 > b. brew install --enable-cxx > https://gist.github.com/artlogic/6988658/raw/aeb9d1ea098274ad3f3fe2637b9df7f308a8a120/gcc-4.6.rb > > The above is a minor modification of the b2g gcc-4.6 formula to enable > multilibs. > > 3. Change HOST_CXX in build/core/combo/HOST_darwin-x86.mk to |g++-4.6|. I've > actually modified mine a bit more so it works like the gcc-4.6 assignment > above. Here's a diff: > > +HOST_CXX := g++-4.6 > +ifeq (,$(wildcard /usr/local/bin/g++-4.6)) > HOST_CXX := g++ > +endif > > After this, you should be able to build as normal. This should work on ANY > system, not just systems that have a stray llvm-gcc on them from Xcode 4. > You've already gone above and beyond in solving this problem. If you have > additional time, I'd appreciate your feedback on this technique. > > As an aside, I'm still having trouble flashing the images, but I believe that > comes down to needing an updated boot.img, which is talked about here: > http://sl.edujose.org/2013/10/adapted-boot-image-for-use-with-b2g.html > > - James > > On Tuesday, October 15, 2013 8:42:47 PM UTC-4, Christopher De Cairos wrote: >> I've attempted rebuilding from scratch, changing only the HOST_CXX var >> >> generated in build/core/combo/HOST_darwin-x86.mk to llvm-gcc >> >> >> >> I get this build error: >> >> >> >> configure: error: Your host toolchain does not support C++0x/C++11 mode >> properly. Please upgrade your toolchain >> >> >> >> *** Fix above errors and then restart with "make -f client.mk >> build" >> >> >> >> make[3]: *** [configure] Error 1 >> >> >> >> make[2]: *** [/Volumes/firefoxos/B2G/objdir-gecko/Makefile] Error 2 >> >> >> >> make[1]: *** [build] Error 2 >> >> >> >> make: *** [out/target/product/inari/obj/DATA/gecko_intermediates/gecko] >> Error 2 >> >> >> >> which I haven't seen before. not sure what's causing it. >> >> >> >> Regards, >> >> >> >> Christopher De Cairos >> >> Integration Engineer - Webmaker >> >> Mozilla Foundation >> >> >> >> On 2013-10-15 12:16 PM, James Kruth wrote: >> >>> Christopher, >> >>> >> >>> I've been able to make (what I think) is a good build simply by changing >>> HOST_CXX inside build/core/combo/HOST_darwin-x86.mk to |llvm-g++|. None of >>> the other changes appeared to be necessary for me. I wonder if you might >>> confirm this on your end? >> >>> >> >>> I haven't been able to flash this build, I think because no boot.img is >>> being created, and updates need to be made. Are you flashing on a >>> production device? If so, did you run into problems here? If not, then it >>> could be something is failing because I didn't attempt to make the other >>> changes you mentioned. >> >>> >> >>> - James >> >>> >> >>> On Tuesday, October 15, 2013 9:58:28 AM UTC-4, Christopher De Cairos wrote: >> >>>> I've made a few minor changes to the MDN article to fix some errors I >> >>>> >> >>>> made in my original description. Thanks for documenting this! >> >>>> >> >>>> >> >>>> >> >>>> Regards, >> >>>> >> >>>> >> >>>> >> >>>> Christopher De Cairos >> >>>> >> >>>> Integration Engineer - Webmaker >> >>>> >> >>>> Mozilla Foundation >> >>>> >> >>>> >> >>>> >> >>>> On 2013-10-15 3:52 AM, Chris Mills wrote: >> >>>> >> >>>>> Hi is great Christopher - thanks! I've added the following entry to the >>>>> documentation: >> >>>>> https://developer.mozilla.org/en-US/docs/Mozilla/Firefox_OS/Building#clang_errors_when_building_with_XCode_5_on_Mac >> >>>>> Let me know if you think this reads ok. >> >>>>> Chris Mills >> >>>>> Senior tech writer || Mozilla >> >>>>> developer.mozilla.org || MDN >> >>>>> [email protected] || @chrisdavidmills >> >>>>> On 14 Oct 2013, at 17:53, Christopher De Cairos >>>>> <[email protected]> wrote: >> >>>>>> I'll do my best to describe the problem below: >> >>>>>> While building B2G with it configured for Inari, I ran into trouble on >>>>>> OSX. Xcode 5 changes the gcc and g++ compilers in /usr/bin, which breaks >>>>>> the build process if you try to use them to compile. >> >>>>>> In order to work around the problem, I decided to manually change >>>>>> instances of `g++` and `gcc` to `llvm-g++-4.2` and `llvm-ggc-4.2` in >>>>>> the following folders: >> >>>>>> objdir-gecko/_virtualenv/lib/python2.7/config/Makefile >> >>>>>> • CC >> >>>>>> • CXX >> >>>>>> build/core/combo/HOST_darwin-x86.mk >> >>>>>> • HOST_OBJCC >> >>>>>> • HOST_CC >> >>>>>> • HOST_CXX >> >>>>>> I also added this to my .userconfig file, for good measure: >> >>>>>> export CXX=llvm-g++-4.6 >> >>>>>> export CC=llvm-gcc-4.6 >> >>>>>> export CPP=llvm-gcc-4.6 >> >>>>>> Let me know if I can clarify any of the above a bit further. >> >>>>>> Regards, >> >>>>>> Christopher De Cairos >> >>>>>> Integration Engineer - Webmaker >> >>>>>> Mozilla Foundation >> >>>>>> On 2013-10-14 1:25 AM, Chris Mills wrote: >> >>>>>>> And a clear description of the problem would be good too. I'll then get >>>>>>> it added to MDN in an appropriate place. >> >>>>>>> cheers! >> >>>>>>> Chris Mills >> >>>>>>> Senior tech writer || Mozilla >> >>>>>>> developer.mozilla.org || MDN >> >>>>>>> >> >>>>>>> [email protected] >> >>>>>>> || @chrisdavidmills >> >>>>>>> On 14 Oct 2013, at 01:02, James Kruth >> >>>>>>> <[email protected]> >> >>>>>>> wrote: >> >>>>>>>> Christopher, >> >>>>>>>> That's great news! I'm wondering if you might be so kind as to >>>>>>>> outline the files you needed to change? >> >>>>>>>> - James >> >>>>>>>> On Sunday, October 13, 2013 6:40:09 PM UTC-4, Christopher De Cairos >>>>>>>> wrote: >> >>>>>>>>> James, >> >>>>>>>>> Yes, the changes I made allowed me to successfully build B2G v1.3. >>>>>>>>> There >> >>>>>>>>> were a few other bumps down the road - some other spots needed updates >> >>>>>>>>> for CC and CXX vars >> >>>>>>>>> In the end, I was able to successfully flash it onto my ZTE Open, and >>>>>>>>> so >> >>>>>>>>> far it's working great. >> >>>>>>>>> Your assessment of the Xcode 5 update sounds about right to me, gcc >>>>>>>>> and >> >>>>>>>>> g++ on my machine were no longer symlinked to my llvm-* binaries as >>>>>>>>> they >> >>>>>>>>> may have been in Xcode 4.x >> >>>>>>>>> If the output from the build process was correct, then I won't be able >> >>>>>>>>> to build for a simulator, but I haven't tried that. >> >>>>>>>>> Regards, >> >>>>>>>>> Christopher De Cairos >> >>>>>>>>> Integration Engineer - Webmaker >> >>>>>>>>> Mozilla Foundation >> >>>>>>>>> On 2013-10-12 4:12 PM, James Kruth wrote: >> >>>>>>>>>> Some updates on what appears to be going on here: >> >>>>>>>>>> * On Xcode 4.x, /usr/bin/gcc was a symlink, likely to llvm-gcc-4.2 >>>>>>>>>> (which apparently wouldn't produce a usable emulator build - I'm not >>>>>>>>>> sure about inari) >> >>>>>>>>>> * With the Xcode 5 update, the CLI tools have replaced that symlink >>>>>>>>>> with an actual binary, which is clang, as opposed to gcc. >> >>>>>>>>>> The build obviously doesn't compile with clang, and so things are >>>>>>>>>> broken in their current state. I'd be curious to know if >>>>>>>>>> Christopher's modifications gave him a working inari build. >> >>>>>>>>>> Where is the appropriate place to report a bug like this? >> >>>>>>>>>> - James >> >>>>>>>>>> On Saturday, October 12, 2013 12:59:23 AM UTC-4, James Kruth wrote: >> >>>>>>>>>>> Actually, Keon is called out specifically: >> >>>>>>>>>>> https://developer.mozilla.org/en-US/docs/Mozilla/Firefox_OS/Firefox_OS_build_prerequisites#Requirements_for_Mac_OS_X >> >>>>>>>>>>> At this point, I'm willing to say it's not a problem with inari, as >>>>>>>>>>> I just attempted to build for emulator and received the same clang >>>>>>>>>>> errors. There's definitely a problem with the build process. >> >>>>>>>>>>> - James >> >>>>>>>>>>> On Saturday, October 12, 2013 12:55:27 AM UTC-4, Caio Lima wrote: >> >>>>>>>>>>>> Guys, I don't remember where, but I have seen in documentation >>>>>>>>>>>> that the >> >>>>>>>>>>>> inari build is not working on Mac OS X. I guess it was in "Build >>>>>>>>>>>> the >> >>>>>>>>>>>> Firefox OS" on MDN >> >>>>>>>>>>>> Give a look on this tutorial. >> >>>>>>>>>>>> On Saturday, October 12, 2013, Reuben Morais wrote: >> >>>>>>>>>>>>> And yes, I'm pretty sure the bootstrap script should be passing >> >>>>>>>>>>>>> --enable-cxx to GCC's configure script. Not entirely sure because >>>>>>>>>>>>> it looks >> >>>>>>>>>>>>> like Clang is being picked up (and causing the errors in the OP). >>>>>>>>>>>>> You can >> >>>>>>>>>>>>> manually fix it by doing: >> >>>>>>>>>>>>> brew install >> >>>>>>>>>>>>> https://raw.github.com/mozilla-b2g/B2G/master/scripts/homebrew/gcc-4.6.rb--enable-cxx >> >>>>>>>>>>>>> -- reuben >> >>>>>>>>>>>> -- >> >>>>>>>>>>>> Caio Lima >> >>>>>>>>>> _______________________________________________ >> >>>>>>>>>> dev-b2g mailing list >> >>>>>>>>>> [email protected] >> >>>>>>>>>> https://lists.mozilla.org/listinfo/dev-b2g >> >>>>>>>> _______________________________________________ >> >>>>>>>> dev-b2g mailing list >> >>>>>>>> [email protected] >> >>>>>>>> https://lists.mozilla.org/listinfo/dev-b2g >> >>>>>>> _______________________________________________ >> >>>>>>> dev-b2g mailing list >> >>>>>>> [email protected] >> >>>>>>> https://lists.mozilla.org/listinfo/dev-b2g >> >>> _______________________________________________ >> >>> dev-b2g mailing list >> >>> [email protected] >> >>> https://lists.mozilla.org/listinfo/dev-b2g > _______________________________________________ > dev-b2g mailing list > [email protected] > https://lists.mozilla.org/listinfo/dev-b2g _______________________________________________ dev-b2g mailing list [email protected] https://lists.mozilla.org/listinfo/dev-b2g
