Initial commit.

tests/short-vec-18.ispc

@@ -0,0 +1,21 @@
+export uniform int width() { return programCount; }
+
+void inc(reference uniform float<4> v) { v=2; }
+
+export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
+    float a = aFOO[programIndex];
+    uniform float<4> x[2] = { {b,b+1,b+2,b+3}, {1,2,3,4} };
+
+    inc(x[0]);
+    RET[programIndex] = 0;
+    if (programIndex < 4)
+        RET[programIndex] = x[1][programIndex];
+}
+
+export void result(uniform float RET[]) {
+    RET[programIndex] = 0;
+    RET[0] = 1;
+    RET[1] = 2;
+    RET[2] = 3;
+    RET[3] = 4;
+}