pango build is broken
pango build is broken since pango!170 (merged):
FAILED: pango/Pango-1.0.gir
/usr/bin/g-ir-scanner -I/usr/include/gobject-introspection-1.0 -I/usr/lib/x86_64-linux-gnu/libffi-3.2.1/include -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -pthread --no-libtool --namespace=Pango --nsversion=1.0 --warn-all --output pango/Pango-1.0.gir --c-include=pango/pango.h --quiet -I/buildstream/gnome/sdk/pango.bst/pango -I/buildstream/gnome/sdk/pango.bst/_builddir/pango -I./. -I../. -I./pango/. -I../pango/. --filelist=/buildstream/gnome/sdk/pango.bst/_builddir/pango/82b5c0c@@pango-1.0@sha/Pango_1.0_gir_filelist --include=HarfBuzz-0.0 --include=GObject-2.0 --include=cairo-1.0 --symbol-prefix=pango --identifier-prefix=Pango --pkg-export=pango --cflags-begin -D_POSIX_C_SOURCE=200809L -D_POSIX_THREAD_SAFE_FUNCTIONS -D_GNU_SOURCE -I./. -I../. -I./pango/. -I../pango/. -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -I/usr/lib/x86_64-linux-gnu/libffi-3.2.1/include -I/usr/include/libmount -I/usr/include/blkid -I/usr/include/fribidi -I/usr/include/harfbuzz -I/usr/include/freetype2 -I/usr/include/libpng16 -I/usr/include/cairo -I/usr/include/pixman-1 --cflags-end --library pango-1.0 -L/buildstream/gnome/sdk/pango.bst/_builddir/pango -L/usr/lib/x86_64-linux-gnu --extra-library=m --extra-library=glib-2.0 --extra-library=gobject-2.0 --extra-library=gio-2.0 --extra-library=fribidi --extra-library=harfbuzz --extra-library=fontconfig --extra-library=freetype --extra-library=cairo --sources-top-dirs /buildstream/gnome/sdk/pango.bst/subprojects/ --sources-top-dirs /buildstream/gnome/sdk/pango.bst/_builddir/subprojects/
Couldn't find include 'HarfBuzz-0.0.gir' (search path: '['/usr/share', 'gir-1.0', '/usr/share/gir-1.0', '/usr/share/gir-1.0']')
I think harfbuzz is built without introspection support.