Parallelize check-gnat

	* gcc-interface/Make-lang.in (lang_checks_parallelized): New target.
	(check_gnat_parallelize): Likewise.

From-SVN: r241469

gcc/ada/ChangeLog

+2016-10-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* gcc-interface/Make-lang.in (lang_checks_parallelized): New target.
+	(check_gnat_parallelize): Likewise.
+
 2016-10-20  Nicolas Roche  <roche@adacore.com>
 
 	* gcc-interface/Makefile (x86-64/Linux): Restore missing pairs.

gcc/ada/gcc-interface/Make-lang.in

@@ -863,6 +863,9 @@ ada.stagefeedback: stagefeedback-start
 	-$(MV) ada/stamp-* stagefeedback/ada
 
 lang_checks += check-gnat
+lang_checks_parallelized += check-gnat
+# For description see the check_$lang_parallelize comment in gcc/Makefile.in.
+check_gnat_parallelize = 1000
 
 check-ada: check-acats check-gnat
 check-ada-subtargets: check-acats-subtargets check-gnat-subtargets