Don't bother forwarding function references which are external to the program entirely

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9274 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/bugpoint/CodeGeneratorBug.cpp b/tools/bugpoint/CodeGeneratorBug.cpp
index 0aea9b031dad6a3961ba1d46d4754e0399551e45..21cfa08069dca9a878755bf88ab3284ef2360e83 100644 (file)
--- a/tools/bugpoint/CodeGeneratorBug.cpp
+++ b/tools/bugpoint/CodeGeneratorBug.cpp
@@ -112,8 +112,10 @@ bool ReduceMisCodegenFunctions::TestFuncs(const std::vector<Function*> &Funcs,
     // Use the function we just added to get addresses of functions we need
     // Iterate over the global declarations in the Safe module
     for (Module::iterator F=SafeModule->begin(),E=SafeModule->end(); F!=E; ++F){
-      if (F->isExternal() && !F->use_empty() && &(*F) != resolverFunc &&
-          F->getIntrinsicID() == 0 /* ignore intrinsics */) {
+      if (F->isExternal() && !F->use_empty() && &*F != resolverFunc &&
+          F->getIntrinsicID() == 0 /* ignore intrinsics */ &&
+          // Don't forward functions which are external in the test module too.
+          !TestModule->getNamedFunction(F->getName())->isExternal()) {
         // If it has a non-zero use list,
         // 1. Add a string constant with its name to the global file
         // The correct type is `const [ NUM x sbyte ]' where NUM is length of