From c38c36a8c44bd32bdfc2e48ab3e447f6dc1547bd Mon Sep 17 00:00:00 2001
From: "Michael J. Spencer" <bigcheesegs@gmail.com>
Date: Mon, 17 Oct 2011 23:54:22 +0000
Subject: Object: Add isSymbolWeak.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142316 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Object/ELFObjectFile.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'lib/Object/ELFObjectFile.cpp')

diff --git a/lib/Object/ELFObjectFile.cpp b/lib/Object/ELFObjectFile.cpp
index 7a992e2fec..a3c8248912 100644
--- a/lib/Object/ELFObjectFile.cpp
+++ b/lib/Object/ELFObjectFile.cpp
@@ -331,6 +331,7 @@ protected:
   virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const;
   virtual error_code isSymbolInternal(DataRefImpl Symb, bool &Res) const;
   virtual error_code isSymbolGlobal(DataRefImpl Symb, bool &Res) const;
+  virtual error_code isSymbolWeak(DataRefImpl Symb, bool &Res) const;
   virtual error_code getSymbolType(DataRefImpl Symb, SymbolRef::Type &Res) const;
 
   virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const;
@@ -641,6 +642,17 @@ error_code ELFObjectFile<target_endianness, is64Bits>
   return object_error::success;
 }
 
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+                        ::isSymbolWeak(DataRefImpl Symb,
+                                       bool &Result) const {
+  validateSymbol(Symb);
+  const Elf_Sym  *symb = getSymbol(Symb);
+
+  Result = symb->getBinding() == ELF::STB_WEAK;
+  return object_error::success;
+}
+
 template<support::endianness target_endianness, bool is64Bits>
 error_code ELFObjectFile<target_endianness, is64Bits>
                         ::isSymbolInternal(DataRefImpl Symb,
-- 
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