From d9c387665c9f9c23070b426d8f98b3f61c66f5ef Mon Sep 17 00:00:00 2001
From: jespergravgaard <jesper@balmangravgaard.dk>
Date: Sun, 28 Jun 2020 02:00:02 +0200
Subject: [PATCH] Added test of ranged for loop with an undeclared loop
 variable. Closes #333

---
 .../java/dk/camelot64/kickc/test/TestPrograms.java |  5 +++++
 src/test/kc/forranged-npe.c                        | 14 ++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100644 src/test/kc/forranged-npe.c

diff --git a/src/test/java/dk/camelot64/kickc/test/TestPrograms.java b/src/test/java/dk/camelot64/kickc/test/TestPrograms.java
index 0db82edfe..58b709a26 100644
--- a/src/test/java/dk/camelot64/kickc/test/TestPrograms.java
+++ b/src/test/java/dk/camelot64/kickc/test/TestPrograms.java
@@ -3373,6 +3373,11 @@ public class TestPrograms {
       compileAndCompare("examples/multiplexer/simple-multiplexer.c", 10);
    }
 
+   @Test
+   public void testForRangedNpe() throws IOException, URISyntaxException {
+      assertError("forranged-npe.c", "Error! Loop variable not declared i");
+   }
+
    @Test
    public void testForRangedWords() throws IOException, URISyntaxException {
       compileAndCompare("forrangedwords.c");
diff --git a/src/test/kc/forranged-npe.c b/src/test/kc/forranged-npe.c
new file mode 100644
index 000000000..62496c3f3
--- /dev/null
+++ b/src/test/kc/forranged-npe.c
@@ -0,0 +1,14 @@
+// Range-loop without loop variable declaration causes NPE
+// https://gitlab.com/camelot/kickc/-/issues/333
+
+char * line = 0x0400;
+
+void main() {
+    clear_line(line);
+    clear_line(line+40);
+}
+
+void clear_line(byte *line) {
+    for (i: 0..39)
+        line[i] = 0;
+}