Using const refs for passing qreal will make Qt slower on some systems.

For instance, if sizeof(qreal) == 4 (for instance on ARM) the stack size
needed will be the same, so it will just add an extra indirection.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/gui/graphicsview/qgraphicsanchorlayout_p.cpp b/src/gui/graphicsview/qgraphicsanchorlayout_p.cpp
index 34071cc..e3cd4f9 100644
--- a/src/gui/graphicsview/qgraphicsanchorlayout_p.cpp
+++ b/src/gui/graphicsview/qgraphicsanchorlayout_p.cpp
@@ -275,8 +275,8 @@ static qreal getFactor(qreal value, qreal min, qreal pref, qreal max)
     }
 }
 
-static qreal getExpandingFactor(const qreal &expSize, const qreal &sizeAtPreferred,
-                                const qreal &sizeAtExpanding, const qreal &sizeAtMaximum)
+static qreal getExpandingFactor(qreal expSize, qreal sizeAtPreferred,
+                                qreal sizeAtExpanding, qreal sizeAtMaximum)
 {
     const qreal lower = qMin(sizeAtPreferred, sizeAtMaximum);
     const qreal upper = qMax(sizeAtPreferred, sizeAtMaximum);