Initial commit.

tests/ref-2.ispc

@@ -0,0 +1,17 @@
+
+export uniform int width() { return programCount; }
+
+
+
+float foo(reference float a) {
+    a = 0;
+}
+
+export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
+    float a = aFOO[programIndex];
+    if (b > 6)
+        foo(a);
+    RET[programIndex] = a;
+}
+
+export void result(uniform float RET[]) { RET[programIndex] = 1+programIndex; }