Initial commit.

tests/cwhile-test-80.ispc

@@ -0,0 +1,15 @@
+
+export uniform int width() { return programCount; }
+
+
+export void f_v(uniform float RET[]) {
+int i=0, j=0;
+cwhile (i++ < 10) {
+  ++j;
+  if (i >= 5) continue;
+  ++j;}
+RET[programIndex] = (float)j; }
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = 14.000000;
+}