Merge pull request #13145 from adrian-prantl/25772716

Author: swift-ci

lib/IRGen/IRGenSIL.cpp

@@ -1632,14 +1632,6 @@ void IRGenSILFunction::visitSILBasicBlock(SILBasicBlock *BB) {
   DominanceScope dominance(*this, InEntryBlock ? DominancePoint::universal()
                                                : DominancePoint(BB));
 
-  // The basic blocks are visited in a random order. Reset the debug location.
-  std::unique_ptr<AutoRestoreLocation> ScopedLoc;
-  if (InEntryBlock)
-    ScopedLoc = llvm::make_unique<PrologueLocation>(IGM.DebugInfo, Builder);
-  else
-    ScopedLoc = llvm::make_unique<ArtificialLocation>(
-        CurSILFn->getDebugScope(), IGM.DebugInfo, Builder);
-
   // Generate the body.
   bool InCleanupBlock = false;
   bool KeepCurrentLocation = false;