From 4de68511e609d5e4a15fc10ddaa0b6d45b61e495 Mon Sep 17 00:00:00 2001
From: Nikolai Kosjar <nikolai.kosjar@qt.io>
Date: Thu, 7 Sep 2017 13:04:07 +0200
Subject: Clang: Output warnings if QIODevice::write() fails

Change-Id: I9588a5081d8adb7b2db7955c4f48a2391e202396
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
---
 src/libs/clangbackendipc/writemessageblock.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/libs/clangbackendipc/writemessageblock.cpp b/src/libs/clangbackendipc/writemessageblock.cpp
index 7561d4cd64..f891f83c29 100644
--- a/src/libs/clangbackendipc/writemessageblock.cpp
+++ b/src/libs/clangbackendipc/writemessageblock.cpp
@@ -57,7 +57,9 @@ void WriteMessageBlock::write(const MessageEnvelop &message)
 
     ++m_messageCounter;
 
-    m_ioDevice->write(block);
+    const qint64 bytesWritten = m_ioDevice->write(block);
+    if (bytesWritten == -1)
+        qWarning() << "Failed to write data:" << m_ioDevice->errorString();
 }
 
 qint64 WriteMessageBlock::counter() const
-- 
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