1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonGenInsert.cpp b/llvm/lib/Target/Hexagon/HexagonGenInsert.cpp
index 5a1d04c5797..2f29e88bc98 100644
--- a/llvm/lib/Target/Hexagon/HexagonGenInsert.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonGenInsert.cpp
@@ -93,6 +93,10 @@ namespace {
     RegisterSet() = default;
     explicit RegisterSet(unsigned s, bool t = false) : BitVector(s, t) {}
     RegisterSet(const RegisterSet &RS) : BitVector(RS) {}
+    RegisterSet &operator=(const RegisterSet &RS) {
+      BitVector::operator=(RS);
+      return *this;
+    }
 
     using BitVector::clear;