1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/IPO/GlobalOpt.cpp b/lib/Transforms/IPO/GlobalOpt.cpp
index 1522aa408b..d316d52678 100644
--- a/lib/Transforms/IPO/GlobalOpt.cpp
+++ b/lib/Transforms/IPO/GlobalOpt.cpp
@@ -1870,6 +1870,8 @@ bool GlobalOpt::ProcessInternalGlobal(GlobalVariable *GV,
 /// function, changing them to FastCC.
 static void ChangeCalleesToFastCall(Function *F) {
   for (Value::use_iterator UI = F->use_begin(), E = F->use_end(); UI != E;++UI){
+    if (isa<BlockAddress>(*UI))
+      continue;
     CallSite User(cast<Instruction>(*UI));
     User.setCallingConv(CallingConv::Fast);
   }
@@ -1890,6 +1892,8 @@ static AttrListPtr StripNest(const AttrListPtr &Attrs) {
 static void RemoveNestAttribute(Function *F) {
   F->setAttributes(StripNest(F->getAttributes()));
   for (Value::use_iterator UI = F->use_begin(), E = F->use_end(); UI != E;++UI){
+    if (isa<BlockAddress>(*UI))
+      continue;
     CallSite User(cast<Instruction>(*UI));
     User.setAttributes(StripNest(User.getAttributes()));
   }