r337736 - [CodeGen] Record if a C++ record is a trivial type

[Aaron Smith via cfe-commits]

Author: asmith
Date: Mon Jul 23 13:49:07 2018
New Revision: 337736

URL: http://llvm.org/viewvc/llvm-project?rev=337736&view=rev
Log:
[CodeGen] Record if a C++ record is a trivial type

Summary: This has a dependence on D45122

Reviewers: rnk, zturner, llvm-commits, aleksandr.urakov

Reviewed By: rnk

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D45124

Modified:
    cfe/trunk/lib/CodeGen/CGDebugInfo.cpp

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=337736&r1=337735&r2=337736&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Mon Jul 23 13:49:07 2018
@@ -2908,6 +2908,10 @@ llvm::DICompositeType *CGDebugInfo::Crea
       Flags |= llvm::DINode::FlagTypePassByReference;
     else
       Flags |= llvm::DINode::FlagTypePassByValue;
+
+    // Record if a C++ record is trivial type.
+    if (CXXRD->isTrivial())
+      Flags |= llvm::DINode::FlagTrivial;
   }
 
   llvm::DICompositeType *RealDecl = DBuilder.createReplaceableCompositeType(