Revert r49614. As Dan pointed out, some of these aren't correct.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49657 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/bugpoint/Miscompilation.cpp b/tools/bugpoint/Miscompilation.cpp
index 47d90e5..536c3db 100644
--- a/tools/bugpoint/Miscompilation.cpp
+++ b/tools/bugpoint/Miscompilation.cpp
@@ -657,7 +657,7 @@
for (Function::arg_iterator
I = newMain->arg_begin(), E = newMain->arg_end(),
OI = oldMain->arg_begin(); I != E; ++I, ++OI) {
- I->takeName(OI); // Copy argument names from oldMain
+ I->setName(OI->getName()); // Copy argument names from oldMain
args.push_back(I);
}