Replace calls of the form V1->setName(V2->getName()) with V1->takeName(V2),
which is significantly more efficient.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49614 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Linker/LinkModules.cpp b/lib/Linker/LinkModules.cpp
index a82b266..7aa169c 100644
--- a/lib/Linker/LinkModules.cpp
+++ b/lib/Linker/LinkModules.cpp
@@ -930,7 +930,7 @@
Function::arg_iterator DI = Dest->arg_begin();
for (Function::arg_iterator I = Src->arg_begin(), E = Src->arg_end();
I != E; ++I, ++DI) {
- DI->setName(I->getName()); // Copy the name information over...
+ DI->takeName(I); // Copy the name information over...
// Add a mapping to our local map
ValueMap[I] = DI;