libgo: rebuild runtime.inc if mkruntimeinc.sh changes

    
    The Makefile was missing a dependency.
    
    Also remove runtime.inc.raw in mostlyclean.
    
    Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/191958

From-SVN: r274956

gcc/go/gofrontend/MERGE

-58c0fc64d91edc53ef9828b85cf3dc86aeb94e12
+a6ddd0e1208a7d229c10be630c1110b3914038f5
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.

libgo/Makefile.am

@@ -612,7 +612,7 @@ s-zdefaultcc: Makefile
 # compiling runtime) to prune out certain types that should not be
 # exported back to C. See comments in mkruntimeinc.sh for more details.
 runtime.inc: s-runtime-inc; @true
-s-runtime-inc: runtime.lo Makefile
+s-runtime-inc: runtime.lo mkruntimeinc.sh Makefile
 	$(SHELL) $(srcdir)/mkruntimeinc.sh
 	$(SHELL) $(srcdir)/mvifdiff.sh tmp-runtime.inc runtime.inc
 	$(STAMP) $@
@@ -1205,7 +1205,8 @@ MOSTLYCLEANFILES = \
 	s-libcalls s-libcalls-list s-syscall_arch s-gen-sysinfo s-sysinfo \
 	s-errno s-epoll \
 	libgo.head libgo.sum.sep libgo.log.sep libgo.var \
-	libcalls-list runtime.inc runtime.inc.tmp2 runtime.inc.tmp3
+	libcalls-list \
+	runtime.inc runtime.inc.tmp2 runtime.inc.tmp3 runtime.inc.raw
 
 mostlyclean-local:
 	find . -name '*.lo' -print | xargs $(LIBTOOL) --mode=clean rm -f

libgo/Makefile.in

@@ -1156,7 +1156,8 @@ MOSTLYCLEANFILES = \
 	s-libcalls s-libcalls-list s-syscall_arch s-gen-sysinfo s-sysinfo \
 	s-errno s-epoll \
 	libgo.head libgo.sum.sep libgo.log.sep libgo.var \
-	libcalls-list runtime.inc runtime.inc.tmp2 runtime.inc.tmp3
+	libcalls-list \
+	runtime.inc runtime.inc.tmp2 runtime.inc.tmp3 runtime.inc.raw
 
 CLEANFILES = *.go *.c s-* libgo.sum libgo.log runtime.inc
 MULTISRCTOP = 
@@ -2728,7 +2729,7 @@ s-zdefaultcc: Makefile
 # compiling runtime) to prune out certain types that should not be
 # exported back to C. See comments in mkruntimeinc.sh for more details.
 runtime.inc: s-runtime-inc; @true
-s-runtime-inc: runtime.lo Makefile
+s-runtime-inc: runtime.lo mkruntimeinc.sh Makefile
 	$(SHELL) $(srcdir)/mkruntimeinc.sh
 	$(SHELL) $(srcdir)/mvifdiff.sh tmp-runtime.inc runtime.inc
 	$(STAMP) $@