diff --git a/src/pl/plpgsql/src/.gitignore b/src/pl/plpgsql/src/.gitignore
index 92387fa..ff6ac96 100644
--- a/src/pl/plpgsql/src/.gitignore
+++ b/src/pl/plpgsql/src/.gitignore
@@ -1,3 +1,6 @@
 /pl_gram.c
 /pl_gram.h
 /plerrcodes.h
+/log/
+/results/
+/tmp_check/
diff --git a/src/pl/plpgsql/src/Makefile b/src/pl/plpgsql/src/Makefile
index 9534817..64991c3 100644
--- a/src/pl/plpgsql/src/Makefile
+++ b/src/pl/plpgsql/src/Makefile
@@ -24,6 +24,8 @@ OBJS = pl_gram.o pl_handler.o pl_comp.o pl_exec.o \
 
 DATA = plpgsql.control plpgsql--1.0.sql plpgsql--unpackaged--1.0.sql
 
+REGRESS = plpgsql_call
+
 all: all-lib
 
 # Shared library stuff
@@ -65,6 +67,18 @@ pl_gram.c: BISONFLAGS += -d
 plerrcodes.h: $(top_srcdir)/src/backend/utils/errcodes.txt generate-plerrcodes.pl
 	$(PERL) $(srcdir)/generate-plerrcodes.pl $< > $@
 
+
+check: submake
+	$(pg_regress_check) $(REGRESS_OPTS) $(REGRESS)
+
+installcheck: submake
+	$(pg_regress_installcheck) $(REGRESS_OPTS) $(REGRESS)
+
+.PHONY: submake
+submake:
+	$(MAKE) -C $(top_builddir)/src/test/regress pg_regress$(X)
+
+
 distprep: pl_gram.h pl_gram.c plerrcodes.h
 
 # pl_gram.c, pl_gram.h and plerrcodes.h are in the distribution tarball,
diff --git a/src/test/regress/expected/plpgsql.out b/src/test/regress/expected/plpgsql.out
index 26f6e43..a2df411 100644
--- a/src/test/regress/expected/plpgsql.out
+++ b/src/test/regress/expected/plpgsql.out
@@ -6067,44 +6067,3 @@ END; $$ LANGUAGE plpgsql;
 ERROR:  "x" is not a scalar variable
 LINE 3:   GET DIAGNOSTICS x = ROW_COUNT;
                           ^
---
--- Procedures
---
-CREATE PROCEDURE test_proc1()
-LANGUAGE plpgsql
-AS $$
-BEGIN
-    NULL;
-END;
-$$;
-CALL test_proc1();
--- error: can't return non-NULL
-CREATE PROCEDURE test_proc2()
-LANGUAGE plpgsql
-AS $$
-BEGIN
-    RETURN 5;
-END;
-$$;
-CALL test_proc2();
-ERROR:  cannot return a value from a procedure
-CONTEXT:  PL/pgSQL function test_proc2() while casting return value to function's return type
-CREATE TABLE proc_test1 (a int);
-CREATE PROCEDURE test_proc3(x int)
-LANGUAGE plpgsql
-AS $$
-BEGIN
-    INSERT INTO proc_test1 VALUES (x);
-END;
-$$;
-CALL test_proc3(55);
-SELECT * FROM proc_test1;
- a  
-----
- 55
-(1 row)
-
-DROP PROCEDURE test_proc1;
-DROP PROCEDURE test_proc2;
-DROP PROCEDURE test_proc3;
-DROP TABLE proc_test1;
diff --git a/src/test/regress/sql/plpgsql.sql b/src/test/regress/sql/plpgsql.sql
index bb09b2d..02c8913 100644
--- a/src/test/regress/sql/plpgsql.sql
+++ b/src/test/regress/sql/plpgsql.sql
@@ -4843,52 +4843,3 @@ BEGIN
   GET DIAGNOSTICS x = ROW_COUNT;
   RETURN;
 END; $$ LANGUAGE plpgsql;
-
-
---
--- Procedures
---
-
-CREATE PROCEDURE test_proc1()
-LANGUAGE plpgsql
-AS $$
-BEGIN
-    NULL;
-END;
-$$;
-
-CALL test_proc1();
-
-
--- error: can't return non-NULL
-CREATE PROCEDURE test_proc2()
-LANGUAGE plpgsql
-AS $$
-BEGIN
-    RETURN 5;
-END;
-$$;
-
-CALL test_proc2();
-
-
-CREATE TABLE proc_test1 (a int);
-
-CREATE PROCEDURE test_proc3(x int)
-LANGUAGE plpgsql
-AS $$
-BEGIN
-    INSERT INTO proc_test1 VALUES (x);
-END;
-$$;
-
-CALL test_proc3(55);
-
-SELECT * FROM proc_test1;
-
-
-DROP PROCEDURE test_proc1;
-DROP PROCEDURE test_proc2;
-DROP PROCEDURE test_proc3;
-
-DROP TABLE proc_test1;
diff --git a/src/tools/msvc/vcregress.pl b/src/tools/msvc/vcregress.pl
index 719fe83..314f2c3 100644
--- a/src/tools/msvc/vcregress.pl
+++ b/src/tools/msvc/vcregress.pl
@@ -248,23 +248,32 @@ sub taptest
 
 sub plcheck
 {
-	chdir "../../pl";
+	chdir "$topdir/src/pl";
 
-	foreach my $pl (glob("*"))
+	foreach my $dir (glob("*/src *"))
 	{
-		next unless -d "$pl/sql" && -d "$pl/expected";
-		my $lang = $pl eq 'tcl' ? 'pltcl' : $pl;
+		next unless -d "$dir/sql" && -d "$dir/expected";
+		my $lang;
+		if ($dir eq 'plpgsql/src') {
+			$lang = 'plpgsql';
+		}
+		elsif ($dir eq 'tcl') {
+			$lang = 'pltcl';
+		}
+		else {
+			$lang = $dir;
+		}
 		if ($lang eq 'plpython')
 		{
-			next unless -d "../../$Config/plpython2";
+			next unless -d "$topdir/$Config/plpython2";
 			$lang = 'plpythonu';
 		}
 		else
 		{
-			next unless -d "../../$Config/$lang";
+			next unless -d "$topdir/$Config/$lang";
 		}
 		my @lang_args = ("--load-extension=$lang");
-		chdir $pl;
+		chdir $dir;
 		my @tests = fetchTests();
 		if ($lang eq 'plperl')
 		{
@@ -285,16 +294,16 @@ sub plcheck
 		  "============================================================\n";
 		print "Checking $lang\n";
 		my @args = (
-			"../../../$Config/pg_regress/pg_regress",
-			"--bindir=../../../$Config/psql",
+			"$topdir/$Config/pg_regress/pg_regress",
+			"--bindir=$topdir/$Config/psql",
 			"--dbname=pl_regression", @lang_args, @tests);
 		system(@args);
 		my $status = $? >> 8;
 		exit $status if $status;
-		chdir "..";
+		chdir "$topdir/src/pl";
 	}
 
-	chdir "../../..";
+	chdir "$topdir";
 }
 
 sub subdircheck