From: Adrian Prantl <aprantl@apple.com>
Date: Tue, 1 Apr 2014 03:40:59 +0000 (+0000)
Subject: Add a comment about type-uniquing ObjC types.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e977127a9debc2ec19024ae9a1aa00108f18a7e3;p=oota-llvm.git

Add a comment about type-uniquing ObjC types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205277 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/IR/DebugInfo.h b/include/llvm/IR/DebugInfo.h
index 1d9ff9f361b..f2f935ae097 100644
--- a/include/llvm/IR/DebugInfo.h
+++ b/include/llvm/IR/DebugInfo.h
@@ -767,6 +767,8 @@ public:
     return (getUnsignedField(6) & dwarf::DW_APPLE_PROPERTY_nonatomic) != 0;
   }
 
+  /// Objective-C doesn't have an ODR, so there is no benefit in storing
+  /// the type as a DITypeRef here.
   DIType getType() const { return getFieldAs<DIType>(7); }
 
   /// Verify - Verify that a derived type descriptor is well formed.