am 1b84ea3b: am 2e00e3b8: am 89fb60df: Merge "Fix length(float v) issue"

* commit '1b84ea3be223d95e55965c0d5721d7c91a5a66b9':
  Fix length(float v) issue
diff --git a/lib/Renderscript/runtime/rs_cl.c b/lib/Renderscript/runtime/rs_cl.c
index 247a90a..1526773 100644
--- a/lib/Renderscript/runtime/rs_cl.c
+++ b/lib/Renderscript/runtime/rs_cl.c
@@ -843,7 +843,7 @@
 }
 
 extern float __attribute__((overloadable)) length(float v) {
-    return v;
+    return fabs(v);
 }
 extern float __attribute__((overloadable)) length(float2 v) {
     return sqrt(v.x*v.x + v.y*v.y);