diff --git a/mlir/include/mlir/Dialect/Complex/IR/ComplexOps.td b/mlir/include/mlir/Dialect/Complex/IR/ComplexOps.td
--- a/mlir/include/mlir/Dialect/Complex/IR/ComplexOps.td
+++ b/mlir/include/mlir/Dialect/Complex/IR/ComplexOps.td
@@ -166,6 +166,11 @@
 
   let arguments = (ins Complex<AnyFloat>:$lhs, Complex<AnyFloat>:$rhs);
   let results = (outs I1:$result);
+  let builders = [
+    OpBuilder<(ins "Value":$lhs, "Value":$rhs), [{
+      build($_builder, $_state, IntegerType::get(lhs.getContext(), 1), lhs,
+            rhs);
+    }]>];
 
   let assemblyFormat = "$lhs `,` $rhs  attr-dict `:` type($lhs)";
 }
@@ -205,6 +210,11 @@
 
   let arguments = (ins Complex<AnyFloat>:$lhs, Complex<AnyFloat>:$rhs);
   let results = (outs I1:$result);
+  let builders = [
+    OpBuilder<(ins "Value":$lhs, "Value":$rhs), [{
+      build($_builder, $_state, IntegerType::get(lhs.getContext(), 1), lhs,
+            rhs);
+    }]>];
 
   let assemblyFormat = "$lhs `,` $rhs  attr-dict `:` type($lhs)";
 }