[aarch64] PR90016 - aarch64: reference to undeclared N in help for command line option

2019-04-11  Christophe Lyon  <christophe.lyon@linaro.org>

	PR target/90016
	* config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.

From-SVN: r270280

gcc/ChangeLog

+2019-04-11  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	PR target/90016
+	* config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
+
 2019-04-11  Jakub Jelinek  <jakub@redhat.com>
-	
+
 	PR rtl-optimization/89965
 	* dce.c (sp_based_mem_offset): New function.
 	(find_call_stack_args): Use sp_based_mem_offset.

gcc/config/aarch64/aarch64.opt

@@ -216,7 +216,7 @@ Enum(sve_vector_bits) String(2048) Value(SVE_2048)
 
 msve-vector-bits=
 Target RejectNegative Joined Enum(sve_vector_bits) Var(aarch64_sve_vector_bits) Init(SVE_SCALABLE)
--msve-vector-bits=<number>	Set the number of bits in an SVE vector register
+-msve-vector-bits=<number>	Set the number of bits in an SVE vector register.
 
 mverbose-cost-dump
 Target Undocumented Var(flag_aarch64_verbose_cost)