Add (negative) test for constructing samplers

diff --git a/tests/constructor-02.glsl b/tests/constructor-02.glsl
new file mode 100644 (file)
index 0000000..47acbe9
--- /dev/null
+++ b/tests/constructor-02.glsl
@@ -0,0 +1,7 @@
+/* FAIL - cannot construct samplers */
+void main()
+{
+  int i;
+
+  i = sampler2D(0);
+}