[Bf-blender-cvs] [b1c98ad8ee9] temp-geometry-nodes-fields-prototype: Fix compile warning

[Hans Goudey]

Commit: b1c98ad8ee936660f72edb4c2910102a18a1aec0
Author: Hans Goudey
Date:   Tue Aug 3 16:51:01 2021 -0400
Branches: temp-geometry-nodes-fields-prototype
https://developer.blender.org/rBb1c98ad8ee936660f72edb4c2910102a18a1aec0

Fix compile warning

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M	source/blender/blenkernel/BKE_field.hh

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diff --git a/source/blender/blenkernel/BKE_field.hh b/source/blender/blenkernel/BKE_field.hh
index 6ba166b111c..1fceeeadf08 100644
--- a/source/blender/blenkernel/BKE_field.hh
+++ b/source/blender/blenkernel/BKE_field.hh
@@ -353,7 +353,7 @@ class MultiFunctionField : public Field {
     }
   }
 
-  FieldOutput evaluate(IndexMask mask, const FieldInputs &inputs) const
+  FieldOutput evaluate(IndexMask mask, const FieldInputs &inputs) const final
   {
     fn::MFParamsBuilder params{*fn_, mask.min_array_size()};
     fn::MFContextBuilder context;