--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/components/groff/patches/gtroff_hang_mja.patch Tue Mar 24 17:03:41 2015 -0700
@@ -0,0 +1,15 @@
+This patch comes from in-house and has been submitted upstream:
+http://savannah.gnu.org/bugs/?44018
+
+--- groff-1.22.2/src/roff/troff/env.cpp.org 2013-02-07 21:06:06.000000000 +0900
++++ groff-1.22.2/src/roff/troff/env.cpp 2015-01-14 10:23:07.817142586 +0900
+@@ -2110,6 +2110,9 @@
+ }
+ distribute_space(pre, bp->nspaces, extra_space_width);
+ hunits output_width = bp->width + extra_space_width;
++ if (output_width <= 0)
++ return;
++
+ input_line_start -= output_width;
+ if (bp->hyphenated)
+ hyphen_line_count++;