From fb29dcf378374bf1e5c93afbe002e66e882ca21d Mon Sep 17 00:00:00 2001
From: Deyuan Guo <guodeyuan@tsinghua.org.cn>
Date: Mon, 15 Jul 2013 18:08:57 -0400
Subject: [PATCH] loader: Load weak symbols for function tracing

---
 src/base/loader/elf_object.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/base/loader/elf_object.cc b/src/base/loader/elf_object.cc
index b6253adbe..6d4c29776 100644
--- a/src/base/loader/elf_object.cc
+++ b/src/base/loader/elf_object.cc
@@ -411,7 +411,9 @@ ElfObject::loadGlobalSymbols(SymbolTable *symtab, Addr addrMask)
 bool
 ElfObject::loadLocalSymbols(SymbolTable *symtab, Addr addrMask)
 {
-    return loadSomeSymbols(symtab, STB_LOCAL, addrMask);
+    bool found_local = loadSomeSymbols(symtab, STB_LOCAL, addrMask);
+    bool found_weak = loadSomeSymbols(symtab, STB_WEAK, addrMask);
+    return found_local || found_weak;
 }
 
 bool