From 5a7ca96e2d75700be61dd9c038a72a5df1767149 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Wed, 28 Mar 2018 02:32:31 +0000
Subject: [PATCH] Store live offsets as uint32_t.

We don't support input merge sections larger than 4gb, so these can be
uint32_t.

llvm-svn: 328684
---
 lld/ELF/InputSection.cpp | 2 +-
 lld/ELF/InputSection.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lld/ELF/InputSection.cpp b/lld/ELF/InputSection.cpp
index 5964c86fe00a..9109ced45e8d 100644
--- a/lld/ELF/InputSection.cpp
+++ b/lld/ELF/InputSection.cpp
@@ -921,7 +921,7 @@ void MergeInputSection::splitIntoPieces() {
     splitNonStrings(Data, Entsize);
 
   if (Config->GcSections && (Flags & SHF_ALLOC))
-    for (uint64_t Off : LiveOffsets)
+    for (uint32_t Off : LiveOffsets)
       getSectionPiece(Off)->Live = true;
 }
 
diff --git a/lld/ELF/InputSection.h b/lld/ELF/InputSection.h
index 08c12f409854..ab6158018092 100644
--- a/lld/ELF/InputSection.h
+++ b/lld/ELF/InputSection.h
@@ -262,7 +262,7 @@ private:
   mutable llvm::DenseMap<uint32_t, uint32_t> OffsetMap;
   mutable llvm::once_flag InitOffsetMap;
 
-  llvm::DenseSet<uint64_t> LiveOffsets;
+  llvm::DenseSet<uint32_t> LiveOffsets;
 };
 
 struct EhSectionPiece {