Added tests for kickasm uses variable version problem. #296

src/test/java/dk/camelot64/kickc/test/TestPrograms.java

@@ -41,6 +41,20 @@ public class TestPrograms {
       compileAndCompare("kickasm-uses-prevent-deletion");
    }
 
+   // TODO: Fix inline kickasm uses handling of used variables. https://gitlab.com/camelot/kickc/issues/296
+   /*
+   @Test
+   public void testKickasmUses1() throws IOException, URISyntaxException {
+      compileAndCompare("kickasm-uses-1");
+   }
+
+   @Test
+   public void testKickasmUses0() throws IOException, URISyntaxException {
+      compileAndCompare("kickasm-uses-0");
+   }
+   */
+
+
    @Test
    public void testBitmapCircle() throws IOException, URISyntaxException {
       compileAndCompare("bitmap-circle");

src/test/kc/kickasm-uses-0.kc

@@ -0,0 +1,13 @@
+// Tests that inline kickasm uses clause makes the compiler treat the variable in a special way
+// Always allocate memory for the variable (do not allow it to be turned into a constant)
+
+char color = 7;
+
+void main() {
+
+    kickasm(uses color) {{
+        lda color
+        sta $d020
+    }}
+
+}

src/test/kc/kickasm-uses-1.kc

@@ -0,0 +1,14 @@
+// Tests that inline kickasm uses clause makes the compiler treat the variable in a special way
+// Make sure the version of the variable transfered into the inline asm is not turned into a constant
+
+void main() {
+    char color;
+    for( char i:0..2)
+        color = i;
+    color = 7;
+    kickasm(uses color) {{ // Here 7 is turned into a constant!
+        lda color
+        sta $d020
+    }}
+
+}