COMP: Declare operator<(const SliceIterator &) member function const

The original code erroneously disallowed evaluating the expression `lhs < rhs` when `lhs` would be a `const` reference to a SliceIterator.
InsightSoftwareConsortium · Mar 29, 2023 · f60dc98 · f60dc98
1 parent 8bd6099
commit f60dc98
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Modules/Core/Common/include/itkSliceIterator.h b/Modules/Core/Common/include/itkSliceIterator.h
@@ -116,7 +116,7 @@ class SliceIterator
    * is only true if the slice iterators have the same stride and
    * start location. */
   bool
-  operator<(const SliceIterator & orig)
+  operator<(const SliceIterator & orig) const
   {
     return this->m_Pos < orig.m_Pos && this->m_Slice.stride() == orig.m_Slice.stride() &&
            this->m_Slice.start() == orig.m_Slice.start();