From 4387975170112ad51a6cb57b5b77ebd72cc73c57 Mon Sep 17 00:00:00 2001
From: Mehdi Amini <joker.eph@gmail.com>
Date: Sat, 28 Aug 2021 00:40:28 +0000
Subject: [PATCH] Use a universal reference (&& instead of const &) for
 `debugString()` helper (NFC)

Some classes like mlir::Operation have a non-const print() method.
---
 mlir/include/mlir/Support/DebugStringHelper.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mlir/include/mlir/Support/DebugStringHelper.h b/mlir/include/mlir/Support/DebugStringHelper.h
index 0a943880814d..0a52f1853e49 100644
--- a/mlir/include/mlir/Support/DebugStringHelper.h
+++ b/mlir/include/mlir/Support/DebugStringHelper.h
@@ -25,7 +25,7 @@ namespace mlir {
 
 // Simple helper function that returns a string as printed from a op.
 template <typename T>
-static std::string debugString(const T &op) {
+static std::string debugString(const T &&op) {
   std::string instr_str;
   llvm::raw_string_ostream os(instr_str);
   op.print(os);