2 files changed, 35 insertions, 0 deletions
diff --git a/testsuite/gna/issue792/dut.vhdl b/testsuite/gna/issue792/dut.vhdl
new file mode 100644
index 000000000..49c299e68
--- /dev/null
+++ b/testsuite/gna/issue792/dut.vhdl
@@ -0,0 +1,21 @@
+entity dut is
+	port(
+		a : in string(1 to 1)
+	);
+end entity dut;
+architecture a of dut is
+	component dut_internal
+	port(
+		a : in string;
+		b : in string
+	);
+	end component dut_internal;
+	signal b : string(1 to 1);
+begin
+	inst : dut_internal
+		port map (
+		a => a
+		-- b => b
+	);
+end architecture a;
+
diff --git a/testsuite/gna/issue792/testsuite.sh b/testsuite/gna/issue792/testsuite.sh
new file mode 100755
index 000000000..30b3c89e0
--- /dev/null
+++ b/testsuite/gna/issue792/testsuite.sh
@@ -0,0 +1,14 @@
+#! /bin/sh
+
+. ../../testenv.sh
+
+analyze_failure dut.vhdl
+
+clean
+
+export GHDL_STD_FLAGS=--std=08
+analyze_failure dut.vhdl
+
+clean
+
+echo "Test successful"