-Note that implementors are required to mutually exclusively choose one or
-the other modes: an instruction is **not** permitted to fail on a trap
-*and* fail a conditional test. This advice to custom opcode writers as
-well as future extension writers.
+Note that implementors are required to mutually exclusively choose one
+or the other modes: an instruction is **not** permitted to fail on a
+trap *and* fail a conditional test at the same time. This advice to
+custom opcode writers as well as future extension writers.