Merge pull request chipsalliance#1101 from antmicro/mglb/FixIncrement…

…DecrementOperators Fix LayoutFunctionIterator's increment and decrement operators
corco · Nov 18, 2021 · 8836b29 · 8836b29
2 parents 60829f3 + be0e84e
commit 8836b29
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/common/formatting/layout_optimizer_internal.h b/common/formatting/layout_optimizer_internal.h
@@ -369,9 +369,9 @@ class LayoutFunctionIterator {
     return *this;
   }
 
-  iterator operator++() { return *this += 1; }
+  iterator& operator++() { return *this += 1; }
 
-  iterator operator--() { return *this -= 1; }
+  iterator& operator--() { return *this -= 1; }
 
   iterator operator++(int) {
     auto tmp = *this;