refactor make check to run subsequentcheck parallel to instset

... which saves 4 minutes on a "make check" here, when configured
--with-package-format="archive"

Change-Id: I415e0e95ae7f4e289fa4797643f5d744015d80ad

Makefile.in

@@ -229,8 +229,11 @@ bootstrap: compilerplugins
 #
 # Build
 #
+# Note: if invoked as "make check" this will also run subsequentcheck!
+#
 build: bootstrap fetch $(if $(filter $(INPATH),$(INPATH_FOR_BUILD)),,cross-toolset)
-	$(GNUMAKE) -j $(PARALLELISM) $(GMAKE_OPTIONS) -f $(SRCDIR)/Makefile.gbuild
+	$(GNUMAKE) -j $(PARALLELISM) $(GMAKE_OPTIONS) -f $(SRCDIR)/Makefile.gbuild \
+		all $(if $(filter check,$(MAKECMDGOALS)),subsequentcheck)
 ifneq ($(filter-out WNT MACOSX IOS ANDROID,$(OS)),)
 	install-gdb-printers -a $(INSTDIR)
 endif
@@ -373,7 +376,8 @@ findunusedcode:
               | grep -v ^WSObject \
               > unusedcode.easy
 
-check: build subsequentcheck
+# the actual running of subsequentcheck is now done in "build" target => faster
+check: build
 
 dump-deps:
 	@$(SRCDIR)/bin/module-deps.pl $(GNUMAKE) $(SRCDIR)/Makefile.gbuild

solenv/gbuild/Module.mk

@@ -229,10 +229,14 @@ $(call gb_Module_get_clean_target,$(1)) : $$(gb_Module_CURRENTCLEANTARGET)
 
 endef
 
+# has order dependency on AllModulesButInstsetNative to be able to run
+# subsequentcheck in the same make process on "make check"
 define gb_Module_add_subsequentcheck_target
 $(call gb_Module__read_targetfile,$(1),$(2),subsequentcheck target)
 
 $(call gb_Module_get_subsequentcheck_target,$(1)) : $$(gb_Module_CURRENTTARGET)
+$$(gb_Module_CURRENTTARGET) :| \
+	$(call gb_Postprocess_get_target,AllModulesButInstsetNative)
 $(call gb_Module_get_clean_target,$(1)) : $$(gb_Module_CURRENTCLEANTARGET)
 
 endef