[mlir][PDL] Add append specialization for ByteCode OpCode to fix GCC5 build

diff --git a/mlir/lib/Rewrite/ByteCode.cpp b/mlir/lib/Rewrite/ByteCode.cpp
index ae5f322..972f509 100644 (file)
--- a/mlir/lib/Rewrite/ByteCode.cpp
+++ b/mlir/lib/Rewrite/ByteCode.cpp
@@ -265,6 +265,7 @@ struct ByteCodeWriter {
 
   /// Append a field to the bytecode.
   void append(ByteCodeField field) { bytecode.push_back(field); }
+  void append(OpCode opCode) { bytecode.push_back(opCode); }
 
   /// Append an address to the bytecode.
   void append(ByteCodeAddr field) {