From bc2c9e0278c1056f20aec90930692ee52d30d03c Mon Sep 17 00:00:00 2001
From: Rui Ueyama <ruiu@google.com>
Date: Thu, 20 Jul 2017 21:42:30 +0000
Subject: [PATCH] Do not strip SHF_GROUP in elf::decompressAndMergeSections().

SHF_GROUP flag should have been removed when the control reaches here
because InputSectionBase turns the flag off. So this code should be
redundant.

llvm-svn: 308680
---
 lld/ELF/SyntheticSections.cpp | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/lld/ELF/SyntheticSections.cpp b/lld/ELF/SyntheticSections.cpp
index c0e6deab7849..7540f22a42ce 100644
--- a/lld/ELF/SyntheticSections.cpp
+++ b/lld/ELF/SyntheticSections.cpp
@@ -2239,16 +2239,15 @@ void elf::decompressAndMergeSections() {
       continue;
 
     StringRef OutsecName = getOutputSectionName(MS->Name);
-    uint64_t Flags = MS->Flags & ~(uint64_t)SHF_GROUP;
     uint32_t Alignment = std::max<uint32_t>(MS->Alignment, MS->Entsize);
 
     auto I = llvm::find_if(MergeSections, [=](MergeSyntheticSection *Sec) {
-      return Sec->Name == OutsecName && Sec->Flags == Flags &&
+      return Sec->Name == OutsecName && Sec->Flags == MS->Flags &&
              Sec->Alignment == Alignment;
     });
     if (I == MergeSections.end()) {
-      MergeSyntheticSection *Syn =
-          make<MergeSyntheticSection>(OutsecName, MS->Type, Flags, Alignment);
+      MergeSyntheticSection *Syn = make<MergeSyntheticSection>(
+          OutsecName, MS->Type, MS->Flags, Alignment);
       MergeSections.push_back(Syn);
       I = std::prev(MergeSections.end());
       S = Syn;