[MLIR][BUILD] Fix Unicode build issue on Windows. (#112300)

This issue is from #77668. I
encountered a build issue because it used Unicode. When I built MLIR on
Windows with Visual Studio 2022, I faced a build failure.

---------

Co-authored-by: Harrison Hao <[email protected]>

Author: harrisonGPU

mlir/test/mlir-rewrite/simple.mlir

@@ -4,8 +4,7 @@
 
 func.func @two_dynamic_one_direct_shape(%arg0: tensor<?x4x?xf32>, %arg1: tensor<2x4x?xf32>) -> tensor<?x4x?xf32> {
   // RENAME: "test.concat"({{.*}}) {bxis = 0 : i64}
-  // RANGE: 《%{{.*}} = 〖"test.concat"〗({{.*}}) {axis = 0 : i64} : (tensor<?x4x?xf32>, tensor<2x4x?xf32>) -> tensor<?x4x?xf32>》
+  // RANGE: <%{{.*}} = ["test.concat"]({{.*}}) {axis = 0 : i64} : (tensor<?x4x?xf32>, tensor<2x4x?xf32>) -> tensor<?x4x?xf32>>
   %5 = "test.concat"(%arg0, %arg1) {axis = 0 : i64} : (tensor<?x4x?xf32>, tensor<2x4x?xf32>) -> tensor<?x4x?xf32>
   return %5 : tensor<?x4x?xf32>
 }
-

mlir/tools/mlir-rewrite/mlir-rewrite.cpp

@@ -320,25 +320,25 @@ LogicalResult markRanges(RewritePad &rewriteState, raw_ostream &os) {
   for (auto it : rewriteState.getOpDefs()) {
     auto [startOp, endOp] = getOpRange(it);
 
-    rewriteState.insertText(startOp, "《");
-    rewriteState.insertText(endOp, "》");
+    rewriteState.insertText(startOp, "<");
+    rewriteState.insertText(endOp, ">");
 
     auto nameRange = getOpNameRange(it);
 
     if (isGeneric(it)) {
-      rewriteState.insertText(nameRange.Start, "〖");
-      rewriteState.insertText(nameRange.End, "〗");
+      rewriteState.insertText(nameRange.Start, "[");
+      rewriteState.insertText(nameRange.End, "]");
     } else {
-      rewriteState.insertText(nameRange.Start, "〔");
-      rewriteState.insertText(nameRange.End, "〕");
+      rewriteState.insertText(nameRange.Start, "![");
+      rewriteState.insertText(nameRange.End, "]!");
     }
   }
 
   // Highlight all comment lines.
   // TODO: Could be replaced if this is kept in memory.
   for (auto commentLine : rewriteState.getSingleLineComments()) {
-    rewriteState.insertText(commentLine.Start, "❰");
-    rewriteState.insertText(commentLine.End, "❱");
+    rewriteState.insertText(commentLine.Start, "{");
+    rewriteState.insertText(commentLine.End, "}");
   }
 
   return success();