diff --git a/tools/regression/bin/sh/execution/set-n1.0 b/tools/regression/bin/sh/execution/set-n1.0
new file mode 100644
index 000000000000..14c9b9396ada
--- /dev/null
+++ b/tools/regression/bin/sh/execution/set-n1.0
@@ -0,0 +1,7 @@
+# $FreeBSD$
+
+v=$( ($SH -n <<'EOF'
+for
+EOF
+) 2>&1 >/dev/null)
+[ $? -ne 0 ] && [ -n "$v" ]
diff --git a/tools/regression/bin/sh/execution/set-n2.0 b/tools/regression/bin/sh/execution/set-n2.0
new file mode 100644
index 000000000000..c7f31629f474
--- /dev/null
+++ b/tools/regression/bin/sh/execution/set-n2.0
@@ -0,0 +1,5 @@
+# $FreeBSD$
+
+$SH -n <<'EOF'
+echo bad
+EOF
diff --git a/tools/regression/bin/sh/execution/set-n3.0 b/tools/regression/bin/sh/execution/set-n3.0
new file mode 100644
index 000000000000..24a9159fdeb9
--- /dev/null
+++ b/tools/regression/bin/sh/execution/set-n3.0
@@ -0,0 +1,4 @@
+# $FreeBSD$
+
+v=$( ($SH -nc 'for') 2>&1 >/dev/null)
+[ $? -ne 0 ] && [ -n "$v" ]