[NFC] Replace iterators in PrintHelp with range-based for

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@327312 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Option/OptTable.cpp b/lib/Option/OptTable.cpp
index 658129b..022b9d5 100644 (file)
--- a/lib/Option/OptTable.cpp
+++ b/lib/Option/OptTable.cpp
@@ -537,8 +537,7 @@ void OptTable::PrintHelp(raw_ostream &OS, const char *Name, const char *Title,
 
   // Render help text into a map of group-name to a list of (option, help)
   // pairs.
-  using helpmap_ty = std::map<std::string, std::vector<OptionInfo>>;
-  helpmap_ty GroupedOptionHelp;
+  std::map<std::string, std::vector<OptionInfo>> GroupedOptionHelp;
 
   for (unsigned Id = 1, e = getNumOptions() + 1; Id != e; ++Id) {
     // FIXME: Split out option groups.
@@ -567,11 +566,10 @@ void OptTable::PrintHelp(raw_ostream &OS, const char *Name, const char *Title,
     }
   }
 
-  for (helpmap_ty::iterator it = GroupedOptionHelp .begin(),
-         ie = GroupedOptionHelp.end(); it != ie; ++it) {
-    if (it != GroupedOptionHelp .begin())
+  for (auto& OptionGroup : GroupedOptionHelp) {
+    if (OptionGroup.first != GroupedOptionHelp.begin()->first)
       OS << "\n";
-    PrintHelpOptionList(OS, it->first, it->second);
+    PrintHelpOptionList(OS, OptionGroup.first, OptionGroup.second);
   }
 
   OS.flush();