From 71fa7ed10d1abb3e2b81d5b6a9909a60f325db7e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ingo=20M=C3=BCller?= <ingomueller@google.com>
Date: Wed, 10 Jul 2024 08:05:49 +0000
Subject: [PATCH] XXX: Add tracing of typeswitch.
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Signed-off-by: Ingo Müller <ingomueller@google.com>
---
 lib/Target/SubstraitPB/Export.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/Target/SubstraitPB/Export.cpp b/lib/Target/SubstraitPB/Export.cpp
index d714210cc933..fd398bd1dd78 100644
--- a/lib/Target/SubstraitPB/Export.cpp
+++ b/lib/Target/SubstraitPB/Export.cpp
@@ -183,8 +183,11 @@ FailureOr<std::unique_ptr<Expression>>
 exportOperation(ExpressionOpInterface op) {
   return llvm::TypeSwitch<Operation *, FailureOr<std::unique_ptr<Expression>>>(
              op)
-      .Case<FieldReferenceOp, LiteralOp>(
-          [&](auto op) { return exportOperation(op); })
+      .Case<FieldReferenceOp, LiteralOp>([&](auto op) {
+        llvm::errs() << __PRETTY_FUNCTION__ << "\n";
+        op.dump();
+        return exportOperation(op);
+      })
       .Default(
           [](auto op) { return op->emitOpError("not supported for export"); });
 }