For PR1136: Rename GlobalVariable::isExternal as isDeclaration to avoid
confusion with external linkage types.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33663 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/bugpoint/ExtractFunction.cpp b/tools/bugpoint/ExtractFunction.cpp
index 34fa727..b9d43e8 100644
--- a/tools/bugpoint/ExtractFunction.cpp
+++ b/tools/bugpoint/ExtractFunction.cpp
@@ -170,7 +170,7 @@
 void llvm::DeleteFunctionBody(Function *F) {
   // delete the body of the function...
   F->deleteBody();
-  assert(F->isExternal() && "This didn't make the function external!");
+  assert(F->isDeclaration() && "This didn't make the function external!");
 }
 
 /// GetTorInit - Given a list of entries for static ctors/dtors, return them
@@ -195,7 +195,7 @@
 /// prune appropriate entries out of M1s list.
 static void SplitStaticCtorDtor(const char *GlobalName, Module *M1, Module *M2){
   GlobalVariable *GV = M1->getNamedGlobal(GlobalName);
-  if (!GV || GV->isExternal() || GV->hasInternalLinkage() ||
+  if (!GV || GV->isDeclaration() || GV->hasInternalLinkage() ||
       !GV->use_empty()) return;
   
   std::vector<std::pair<Function*, int> > M1Tors, M2Tors;
@@ -217,7 +217,7 @@
         if (CE->isCast())
           FP = CE->getOperand(0);
       if (Function *F = dyn_cast<Function>(FP)) {
-        if (!F->isExternal())
+        if (!F->isDeclaration())
           M1Tors.push_back(std::make_pair(F, Priority));
         else {
           // Map to M2's version of the function.