Initial commit.

tests/pass-varying-lvalue-to-ref.ispc

@@ -0,0 +1,16 @@
+
+export uniform int width() { return programCount; }
+
+void inc(reference float v) { ++v; }
+
+export void f_fu(uniform float ret[], uniform float aa[], uniform float b) {
+    uniform float foo[32] = 10;
+    int a = (int)aa[programIndex];
+    inc(foo[a]);
+    ret[programIndex] = foo[programIndex];
+}
+
+export void result(uniform float ret[]) {
+    ret[programIndex] = 11;
+    ret[0] = 10;
+}