[Sema] Range-loopify SemaTemplateInstantiateDecl.cpp. NFC.

llvm-svn: 241291
diff --git a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
index e240c70..aff2d1c 100644
--- a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -2094,14 +2094,13 @@
     Sema &S,
     TemplateParameterList *Params,
     SmallVectorImpl<UnexpandedParameterPack> &Unexpanded) {
-  for (TemplateParameterList::const_iterator I = Params->begin(),
-                                             E = Params->end(); I != E; ++I) {
-    if ((*I)->isTemplateParameterPack())
+  for (const auto &P : *Params) {
+    if (P->isTemplateParameterPack())
       continue;
-    if (NonTypeTemplateParmDecl *NTTP = dyn_cast<NonTypeTemplateParmDecl>(*I))
+    if (NonTypeTemplateParmDecl *NTTP = dyn_cast<NonTypeTemplateParmDecl>(P))
       S.collectUnexpandedParameterPacks(NTTP->getTypeSourceInfo()->getTypeLoc(),
                                         Unexpanded);
-    if (TemplateTemplateParmDecl *TTP = dyn_cast<TemplateTemplateParmDecl>(*I))
+    if (TemplateTemplateParmDecl *TTP = dyn_cast<TemplateTemplateParmDecl>(P))
       collectUnexpandedParameterPacks(S, TTP->getTemplateParameters(),
                                       Unexpanded);
   }
@@ -2731,9 +2730,8 @@
   typedef SmallVector<NamedDecl *, 8> ParamVector;
   ParamVector Params;
   Params.reserve(N);
-  for (TemplateParameterList::iterator PI = L->begin(), PE = L->end();
-       PI != PE; ++PI) {
-    NamedDecl *D = cast_or_null<NamedDecl>(Visit(*PI));
+  for (auto &P : *L) {
+    NamedDecl *D = cast_or_null<NamedDecl>(Visit(P));
     Params.push_back(D);
     Invalid = Invalid || !D || D->isInvalidDecl();
   }