Remove the Function::getFnAttributes method in favor of using the AttributeSet
directly.

This is in preparation for removing the use of the 'Attribute' class as a
collection of attributes. That will shift to the AttributeSet class instead.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171253 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/CodeMetrics.cpp b/lib/Analysis/CodeMetrics.cpp
index 401c1be..b5fb932 100644
--- a/lib/Analysis/CodeMetrics.cpp
+++ b/lib/Analysis/CodeMetrics.cpp
@@ -203,7 +203,8 @@
   // as volatile if they are live across a setjmp call, and they probably
   // won't do this in callers.
   exposesReturnsTwice = F->callsFunctionThatReturnsTwice() &&
-    !F->getFnAttributes().hasAttribute(Attribute::ReturnsTwice);
+    !F->getAttributes().hasAttribute(AttributeSet::FunctionIndex,
+                                     Attribute::ReturnsTwice);
 
   // Look at the size of the callee.
   for (Function::const_iterator BB = F->begin(), E = F->end(); BB != E; ++BB)