Also note that at least two of us were running into this issue after successfully compiling Nightly on Mojave: https://bugzilla.mozilla.org/show_bug.cgi?id=1494022
Until that is fixed you might need to downgrade to the 10.13 OSX SDK to compile Firefox. On Tue, Sep 25, 2018 at 5:42 PM Dave Townsend <dtowns...@mozilla.com> wrote: > This seems to be tracked in > https://bugzilla.mozilla.org/show_bug.cgi?id=1487552 > > On Tue, Sep 25, 2018 at 5:12 AM J. Ryan Stinnett <jry...@gmail.com> wrote: > > > The Xcode 10 Release Notes[1] in the "Command Line Tools" heading > suggests > > that future versions will not provide a *.pkg to install headers to > > /usr/include, so we may want to adjust whichever build steps depend on > this > > location. > > > > [1]: > > > > > https://developer.apple.com/documentation/xcode_release_notes/xcode_10_release_notes > > > > - Ryan > > > > On Tue, Sep 25, 2018 at 2:04 PM Miko Mynttinen <mmyntti...@mozilla.com> > > wrote: > > > > > Some of those people (like me) who were eager to use Dark Mode might > now > > > have trouble building Firefox. > > > > > > This is because Mojave update removes system headers from /usr/include. > > > They can be restored by installing Xcode command line tools and the > > headers > > > that come bundled with them. > > > > > > Instructions for Xcode 10: > > > > > > 1) Install Xcode command line tools > > > $ xcode-select --install > > > > > > 2) Install the bundled system headers > > > $ open > > > > > > /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg > > > > > > > > > > > > Miko > > > > > > > > > > On Sep 19, 2018, at 8:06 PM, Haik Aftandilian < > > haftandil...@mozilla.com> > > > wrote: > > > > > > > > This has been resolved. The fix for bug 1492210 is now in > > > mozilla-central, > > > > thanks to Miko. > > > > > > > > Haik > > > > > > > > On Tue, Sep 18, 2018 at 11:30 AM Haik Aftandilian < > > > haftandil...@mozilla.com> > > > > wrote: > > > > > > > >> If you don't build on macOS, read no further. > > > >> > > > >> With the latest XCode (10.0) just released, mozilla-central fails to > > > build > > > >> due to bug 1492210 "nsCocoaUtils.mm compile error on macOS 10.13 > with > > > >> 10.14 SDK" [1]. I recommend avoiding installing the new XCode until > we > > > >> have this fixed. If you've configured your builds to use an older > SDK > > > and > > > >> not the default XCode install, you will not be affected. > > > >> > > > >> Haik > > > >> > > > >> 1. https://bugzilla.mozilla.org/show_bug.cgi?id=1492210 > > > >> > > > >> > > > > _______________________________________________ > > > > dev-platform mailing list > > > > dev-platform@lists.mozilla.org > > > > https://lists.mozilla.org/listinfo/dev-platform > > > > > > _______________________________________________ > > > dev-platform mailing list > > > dev-platform@lists.mozilla.org > > > https://lists.mozilla.org/listinfo/dev-platform > > > > > _______________________________________________ > > dev-platform mailing list > > dev-platform@lists.mozilla.org > > https://lists.mozilla.org/listinfo/dev-platform > > > _______________________________________________ > dev-platform mailing list > dev-platform@lists.mozilla.org > https://lists.mozilla.org/listinfo/dev-platform > _______________________________________________ dev-platform mailing list dev-platform@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-platform