Rather than having special rules like "intrinsics cannot
throw exceptions", just mark intrinsics with the nounwind
attribute.  Likewise, mark intrinsics as readnone/readonly
and get rid of special aliasing logic (which didn't use
anything more than this anyway).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44544 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp
index 5f9850c..e26ad7a 100644
--- a/lib/Analysis/IPA/CallGraph.cpp
+++ b/lib/Analysis/IPA/CallGraph.cpp
@@ -136,7 +136,7 @@
 
     // If this function is not defined in this translation unit, it could call
     // anything.
-    if (F->isDeclaration() && !F->getIntrinsicID())
+    if (F->isDeclaration() && !F->isIntrinsic())
       Node->addCalledFunction(CallSite(), CallsExternalNode);
 
     // Loop over all of the users of the function... looking for callers...