From f21fd7e5a2181e342bf2de6cee2854c38b0b21e8 Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Sat, 26 Jun 2021 12:07:41 -0700
Subject: [PATCH] pipeline: Avoid Twine

For some reason, Twine(int), when concatenated, may incorrectly become Twine(const unsigned long&) and cause a dereference crash.
---
 src/pipeline.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pipeline.cc b/src/pipeline.cc
index 0bd65fc8..45a29742 100644
--- a/src/pipeline.cc
+++ b/src/pipeline.cc
@@ -377,7 +377,7 @@ bool indexer_Parse(SemaManager *completion, WorkingFiles *wfiles,
     SmallString<256> msg;
     (Twine(deleted ? "delete " : "parse ") + path_to_index).toVector(msg);
     if (n_errs)
-      msg += (" error:" + Twine(n_errs) + " " + first_error).toStringRef(tmp);
+      msg += " error:" + std::to_string(n_errs) + ' ' + first_error;
     if (LOG_V_ENABLED(1)) {
       msg += "\n ";
       for (const char *arg : entry.args)