From 4640b3104390c1b0afe18601847b4ff266885e7f Mon Sep 17 00:00:00 2001
From: Jesper Gravgaard <jg@ramboll.com>
Date: Sun, 22 Apr 2018 12:22:48 +0200
Subject: [PATCH] Added another test securing that undefined variables cannot
 be used even if fwd-refs are allowed.

---
 src/test/java/dk/camelot64/kickc/test/TestPrograms.java  | 5 +++++
 .../java/dk/camelot64/kickc/test/kc/useuninitialized2.kc | 9 +++++++++
 2 files changed, 14 insertions(+)
 create mode 100644 src/test/java/dk/camelot64/kickc/test/kc/useuninitialized2.kc

diff --git a/src/test/java/dk/camelot64/kickc/test/TestPrograms.java b/src/test/java/dk/camelot64/kickc/test/TestPrograms.java
index d50c520ff..8d22c6518 100644
--- a/src/test/java/dk/camelot64/kickc/test/TestPrograms.java
+++ b/src/test/java/dk/camelot64/kickc/test/TestPrograms.java
@@ -635,6 +635,11 @@ public class TestPrograms {
       assertError("useuninitialized", "Variable used before being defined");
    }
 
+   @Test
+   public void testUseUninitialized2() throws IOException, URISyntaxException {
+      assertError("useuninitialized2", "Variable used before being defined");
+   }
+
    @Test
    public void testTypeMismatch() throws IOException, URISyntaxException {
       assertError("typemismatch", "Type mismatch");
diff --git a/src/test/java/dk/camelot64/kickc/test/kc/useuninitialized2.kc b/src/test/java/dk/camelot64/kickc/test/kc/useuninitialized2.kc
new file mode 100644
index 000000000..f47ba6f8c
--- /dev/null
+++ b/src/test/java/dk/camelot64/kickc/test/kc/useuninitialized2.kc
@@ -0,0 +1,9 @@
+// Test that forward-referencing an uninitialized variable inside a method fails.
+
+void main() {
+    const byte b = a;
+    const byte a = 'c';
+    byte* screen = $400;
+    screen[0] = a;
+    screen[1] = b;
+}
\ No newline at end of file