Move individual group name strings from the OptionTable into one big char array. Then only store offsets into it in the OptionTable. Saves about 4K from the clang binary and removes 400 relocation entries from DiagnosticIDs.o.

llvm-svn: 189568

1 files changed, 1 insertions, 2 deletions

diff --git a/clang/tools/diagtool/TreeView.cpp b/clang/tools/diagtool/TreeView.cpp
index 10809c1d8d9..fd548ef011b 100644
--- a/clang/tools/diagtool/TreeView.cpp
+++ b/clang/tools/diagtool/TreeView.cpp
@@ -99,9 +99,8 @@ static int showGroup(llvm::raw_ostream &out, StringRef RootGroup,
     return 1;
   }
 
-  GroupRecord Key = { RootGroup.data(), (uint16_t)RootGroup.size(), 0, 0 };
   const GroupRecord *Found =
-    std::lower_bound(AllGroups.begin(), AllGroups.end(), Key);
+    std::lower_bound(AllGroups.begin(), AllGroups.end(), RootGroup);
   
   if (Found == AllGroups.end() || Found->getName() != RootGroup) {
     llvm::errs() << "No such diagnostic group exists\n";