I get the following as reported downstream at:
http://bugs.gentoo.org/show_bug.cgi?id=357205


Making check in pango-view
make[1]: Entering directory `/home/pacho/pango-1.28.3/pango-view'
make  check-am
make[2]: Entering directory `/home/pacho/pango-1.28.3/pango-view'
make[2]: Nothing to be done for `check-am'.
make[2]: Leaving directory `/home/pacho/pango-1.28.3/pango-view'
make[1]: Leaving directory `/home/pacho/pango-1.28.3/pango-view'
Making check in examples
make[1]: Entering directory `/home/pacho/pango-1.28.3/examples'
make[1]: Nothing to be done for `check'.
make[1]: Leaving directory `/home/pacho/pango-1.28.3/examples'
Making check in docs
make[1]: Entering directory `/home/pacho/pango-1.28.3/docs'
make  check-am
make[2]: Entering directory `/home/pacho/pango-1.28.3/docs'
make  check-TESTS
make[3]: Entering directory `/home/pacho/pango-1.28.3/docs'
make[4]: Entering directory `/home/pacho/pango-1.28.3/docs'
make[4]: Nothing to be done for `pango-undeclared.txt'.
make[4]: Nothing to be done for `pango-unused.txt'.
make[4]: Leaving directory `/home/pacho/pango-1.28.3/docs'
Unused documentated symbols:
PangoMatrix(y0, yx, x0, xx, yy, xy)
FAIL: check.docs
======================================================================
1 of 1 test failed
Please report to http://bugzilla.gnome.org/enter_bug.cgi?product=pango
======================================================================
make[3]: *** [check-TESTS] Error 1
make[3]: Leaving directory `/home/pacho/pango-1.28.3/docs'
make[2]: *** [check-am] Error 2
make[2]: Leaving directory `/home/pacho/pango-1.28.3/docs'
make[1]: *** [check] Error 2
make[1]: Leaving directory `/home/pacho/pango-1.28.3/docs'
make: *** [check-recursive] Error 1