Modify {Call,Invoke}Inst::addAttribute to take an AttrKind.

llvm-svn: 176397
diff --git a/llvm/lib/IR/Instructions.cpp b/llvm/lib/IR/Instructions.cpp
index 8a0a465..2e3a525 100644
--- a/llvm/lib/IR/Instructions.cpp
+++ b/llvm/lib/IR/Instructions.cpp
@@ -331,12 +331,9 @@
   SubclassOptionalData = CI.SubclassOptionalData;
 }
 
-void CallInst::addAttribute(unsigned i, Attribute attr) {
+void CallInst::addAttribute(unsigned i, Attribute::AttrKind attr) {
   AttributeSet PAL = getAttributes();
-  AttrBuilder B(attr);
-  LLVMContext &Context = getContext();
-  PAL = PAL.addAttributes(Context, i,
-                          AttributeSet::get(Context, i, B));
+  PAL = PAL.addAttribute(getContext(), i, attr);
   setAttributes(PAL);
 }
 
@@ -593,11 +590,9 @@
   return false;
 }
 
-void InvokeInst::addAttribute(unsigned i, Attribute attr) {
+void InvokeInst::addAttribute(unsigned i, Attribute::AttrKind attr) {
   AttributeSet PAL = getAttributes();
-  AttrBuilder B(attr);
-  PAL = PAL.addAttributes(getContext(), i,
-                          AttributeSet::get(getContext(), i, B));
+  PAL = PAL.addAttribute(getContext(), i, attr);
   setAttributes(PAL);
 }