[Bf-blender-cvs] [02cdf856f6b] functions: fix attribute initialization

[Jacques Lucke]

Commit: 02cdf856f6bb009b1d538d054461b1b6d8553e85
Author: Jacques Lucke
Date:   Thu Sep 5 19:07:08 2019 +0200
Branches: functions
https://developer.blender.org/rB02cdf856f6bb009b1d538d054461b1b6d8553e85

fix attribute initialization

===================================================================

M	source/blender/blenkernel/BKE_attributes_ref.hpp
M	source/blender/blenlib/BLI_index_range.hpp

===================================================================

diff --git a/source/blender/blenkernel/BKE_attributes_ref.hpp b/source/blender/blenkernel/BKE_attributes_ref.hpp
index b7476402745..c0d4f38d6d7 100644
--- a/source/blender/blenkernel/BKE_attributes_ref.hpp
+++ b/source/blender/blenkernel/BKE_attributes_ref.hpp
@@ -361,7 +361,7 @@ class AttributesRef {
     AttributeType type = m_info->type_of(index);
     uint element_size = size_of_attribute_type(type);
 
-    for (uint i : m_range) {
+    for (uint i = 0; i < m_range.size(); i++) {
       memcpy(POINTER_OFFSET(dst, element_size * i), default_value, element_size);
     }
   }
diff --git a/source/blender/blenlib/BLI_index_range.hpp b/source/blender/blenlib/BLI_index_range.hpp
index d6083df6ffa..270686ed611 100644
--- a/source/blender/blenlib/BLI_index_range.hpp
+++ b/source/blender/blenlib/BLI_index_range.hpp
@@ -26,6 +26,7 @@
 
 #include <cmath>
 #include <algorithm>
+#include <iostream>
 
 #include "BLI_utildefines.h"
 
@@ -184,6 +185,12 @@ class IndexRange {
    * works for some ranges. The range must be within [0, RANGE_AS_ARRAY_REF_MAX_LEN].
    */
   ArrayRef<uint> as_array_ref() const;
+
+  friend std::ostream &operator<<(std::ostream &stream, IndexRange range)
+  {
+    stream << "[" << range.start() << ", " << range.one_after_last() << ")";
+    return stream;
+  }
 };
 
 }  // namespace BLI