From e03663fbb8469e54e18666efcc3c0b691cc8fb1f Mon Sep 17 00:00:00 2001
From: Yuanfang Chen <yuanfang.chen@sony.com>
Date: Fri, 20 Sep 2019 06:33:03 +0000
Subject: [llvm-readobj] flush output before crash

Otherwise the output could be lost.

llvm-svn: 372372
---
 llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp')

diff --git a/llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp b/llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp
index 140a3510a3d..3e026f58871 100644
--- a/llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp
+++ b/llvm/tools/llvm-readobj/ARMWinEHPrinter.cpp
@@ -842,8 +842,10 @@ bool Decoder::dumpXDataRecord(const COFFObjectFile &COFF,
 
   if ((int64_t)(Contents.size() - Offset - 4 * HeaderWords(XData) -
                 (XData.E() ? 0 : XData.EpilogueCount() * 4) -
-                (XData.X() ? 8 : 0)) < (int64_t)ByteCodeLength)
+                (XData.X() ? 8 : 0)) < (int64_t)ByteCodeLength) {
+    SW.flush();
     report_fatal_error("Malformed unwind data");
+  }
 
   if (XData.E()) {
     ArrayRef<uint8_t> UC = XData.UnwindByteCode();
-- 
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