Enable constant propagation for all types

So far constant propagation was only enabled for
numbers and booleans. Enable it for all types now
and make sure the propagation does the right thing.

Change-Id: I202b0073f463d8a42e34931a736544207284b6dc
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/qml/compiler/qv4jsir.cpp b/src/qml/compiler/qv4jsir.cpp
index d9d0742b68..a656f4dffe 100644
--- a/src/qml/compiler/qv4jsir.cpp
+++ b/src/qml/compiler/qv4jsir.cpp
@@ -745,7 +745,12 @@ Expr *BasicBlock::CONST(Type type, double value)
             type = SInt32Type;
         else
             type = DoubleType;
+    } else if (type == NullType) {
+        value = 0;
+    } else if (type == UndefinedType) {
+        value = qSNaN();
     }
+
     e->init(type, value);
     return e;
 }