From f0946e1b0148df4f7320f7cc2c4b0e5fe69a83ee Mon Sep 17 00:00:00 2001
From: Martin Storsjo <martin@martin.st>
Date: Wed, 23 Jan 2019 09:12:53 +0000
Subject: [PATCH] [llvm-objcopy] [COFF] Clear the unwritten tail of
 coff_section::Header::Name

This should fix the add-gnu-debuglink test on all buildbots.

llvm-svn: 351934
---
 tools/llvm-objcopy/COFF/Writer.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/llvm-objcopy/COFF/Writer.cpp b/tools/llvm-objcopy/COFF/Writer.cpp
index 05e46291c39..db897e2ff33 100644
--- a/tools/llvm-objcopy/COFF/Writer.cpp
+++ b/tools/llvm-objcopy/COFF/Writer.cpp
@@ -121,6 +121,7 @@ size_t COFFWriter::finalizeStringTable() {
 
   for (auto &S : Obj.getMutableSections()) {
     if (S.Name.size() > COFF::NameSize) {
+      memset(S.Header.Name, 0, sizeof(S.Header.Name));
       snprintf(S.Header.Name, sizeof(S.Header.Name), "/%d",
                (int)StrTabBuilder.getOffset(S.Name));
     } else {