Improved skslc optimizer, particularly around vectors.

BUG=skia:

Change-Id: Idb364d9198f2ff84aad1eb68e236fb45ec1c86b7
Reviewed-on: https://skia-review.googlesource.com/8000
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: Ben Wagner <benjaminwagner@google.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/src/sksl/SkSLContext.h b/src/sksl/SkSLContext.h
index 450baa5d77..a9ebe9db06 100644
--- a/src/sksl/SkSLContext.h
+++ b/src/sksl/SkSLContext.h
@@ -283,6 +283,10 @@ private:
         virtual String description() const override {
             return String("<defined>");
         }
+        
+        bool hasSideEffects() const override {
+            return false;
+        }
 
         typedef Expression INHERITED;
     };