From 93d19035ca0b15cc3afdddd62a489c77844b268e Mon Sep 17 00:00:00 2001
From: jespergravgaard <jesper@balmangravgaard.dk>
Date: Sat, 14 Aug 2021 23:24:13 +0200
Subject: [PATCH] Added test demonstrating problem with NULL parameter. #706

---
 .../camelot64/kickc/test/TestProgramsFast.java  |  5 +++++
 src/test/kc/null-constant-1.c                   | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 src/test/kc/null-constant-1.c

diff --git a/src/test/java/dk/camelot64/kickc/test/TestProgramsFast.java b/src/test/java/dk/camelot64/kickc/test/TestProgramsFast.java
index 443e2ad15..c09471149 100644
--- a/src/test/java/dk/camelot64/kickc/test/TestProgramsFast.java
+++ b/src/test/java/dk/camelot64/kickc/test/TestProgramsFast.java
@@ -99,6 +99,11 @@ public class TestProgramsFast extends TestPrograms {
       compileAndCompare("null-constant.c");
    }
 
+   //@Test
+   //public void testNullConstant1() throws IOException {
+   //   compileAndCompare("null-constant-1.c");
+   //}
+
    @Test
    public void testBlockError2() throws IOException {
       compileAndCompare("block-error-2.c");
diff --git a/src/test/kc/null-constant-1.c b/src/test/kc/null-constant-1.c
new file mode 100644
index 000000000..ba2a3fc88
--- /dev/null
+++ b/src/test/kc/null-constant-1.c
@@ -0,0 +1,17 @@
+// Test the NULL pointer
+
+#include <stddef.h>
+
+void main() {
+    char* SCREEN = (char*)0x0400;
+
+    SCREEN[1] = get(SCREEN);
+    SCREEN[0] = get(NULL);
+
+}
+
+char get(char* ptr) {
+    if(NULL==ptr)
+        return 0;
+    return *ptr;
+}
\ No newline at end of file