diff --git a/lib/CodeGen/AsmPrinter/DwarfException.cpp b/lib/CodeGen/AsmPrinter/DwarfException.cpp
index f6feccd..2fcee3e 100644
--- a/lib/CodeGen/AsmPrinter/DwarfException.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfException.cpp
@@ -25,9 +25,11 @@
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Support/Dwarf.h"
+#include "llvm/Support/Mangler.h"
 #include "llvm/Support/Timer.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/ADT/StringExtras.h"
+#include <sstream>
 using namespace llvm;
 
 static TimerGroup &getDwarfTimerGroup() {
@@ -599,9 +601,12 @@
 
   EmitLabel("exception", SubprogramCount);
   if (MAI->getExceptionHandlingType() == ExceptionHandling::SjLj) {
-    std::string SjLjName = "_lsda_";
-    SjLjName += MF->getFunction()->getName().str();
-    EmitLabel(SjLjName.c_str(), 0);
+    std::stringstream out;
+    out << Asm->getFunctionNumber();
+    std::string LSDAName =
+      Asm->Mang->makeNameProper(std::string("LSDA_") + out.str(),
+                                Mangler::Private);
+    EmitLabel(LSDAName.c_str(), 0, false);
   }
 
   // Emit the header.
diff --git a/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp b/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp
index 20b959b..60ff2c5 100644
--- a/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfPrinter.cpp
@@ -43,21 +43,27 @@
 
 /// PrintLabelName - Print label name in form used by Dwarf writer.
 ///
-void Dwarf::PrintLabelName(const char *Tag, unsigned Number) const {
-  O << MAI->getPrivateGlobalPrefix() << Tag;
+void Dwarf::PrintLabelName(const char *Tag, unsigned Number,
+                           bool ForcePrivate) const {
+  if (ForcePrivate)
+    O << MAI->getPrivateGlobalPrefix();
+  O << Tag;
   if (Number) O << Number;
 }
 void Dwarf::PrintLabelName(const char *Tag, unsigned Number,
-                           const char *Suffix) const {
-  O << MAI->getPrivateGlobalPrefix() << Tag;
+                           const char *Suffix, bool ForcePrivate) const {
+  if (ForcePrivate)
+    O << MAI->getPrivateGlobalPrefix();
+  O << Tag;
   if (Number) O << Number;
   O << Suffix;
 }
 
 /// EmitLabel - Emit location label for internal use by Dwarf.
 ///
-void Dwarf::EmitLabel(const char *Tag, unsigned Number) const {
-  PrintLabelName(Tag, Number);
+void Dwarf::EmitLabel(const char *Tag, unsigned Number,
+                      bool ForcePrivate) const {
+  PrintLabelName(Tag, Number, ForcePrivate);
   O << ":\n";
 }
 
diff --git a/lib/CodeGen/AsmPrinter/DwarfPrinter.h b/lib/CodeGen/AsmPrinter/DwarfPrinter.h
index 33ebb3b..01aa775 100644
--- a/lib/CodeGen/AsmPrinter/DwarfPrinter.h
+++ b/lib/CodeGen/AsmPrinter/DwarfPrinter.h
@@ -100,16 +100,18 @@
     void PrintLabelName(const DWLabel &Label) const {
       PrintLabelName(Label.getTag(), Label.getNumber());
     }
-    void PrintLabelName(const char *Tag, unsigned Number) const;
     void PrintLabelName(const char *Tag, unsigned Number,
-                        const char *Suffix) const;
+                        bool ForcePrivate = true) const;
+    void PrintLabelName(const char *Tag, unsigned Number,
+                        const char *Suffix, bool ForcePrivate = true) const;
 
     /// EmitLabel - Emit location label for internal use by Dwarf.
     ///
     void EmitLabel(const DWLabel &Label) const {
       EmitLabel(Label.getTag(), Label.getNumber());
     }
-    void EmitLabel(const char *Tag, unsigned Number) const;
+    void EmitLabel(const char *Tag, unsigned Number,
+                   bool ForcePrivate = true) const;
 
     /// EmitReference - Emit a reference to a label.
     ///