commit 511949bf7ea721556ea3eb2777fc1e36e6c3e243
author Akira Hatanaka <ahatanak@gmail.com> Mon Aug 01 18:09:58 2011 +0000
committer Akira Hatanaka <ahatanak@gmail.com> Mon Aug 01 18:09:58 2011 +0000
tree 1edaa395ba127b6bf12de4c85be1fb058e8c4a15
parent 3fc81d32314eca98b51846f493a8bc77cf14a701

Pass records with non-trivial destructors or constructors indirectly.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@136630 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/TargetInfo.cpp

diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp
index ea0cec3..3866c2b 100644
--- a/lib/CodeGen/TargetInfo.cpp
+++ b/lib/CodeGen/TargetInfo.cpp
@@ -2934,6 +2934,11 @@
     if (getContext().getTypeSize(Ty) == 0)
       return ABIArgInfo::getIgnore();
 
+    // Records with non trivial destructors/constructors should not be passed
+    // by value.
+    if (isRecordWithNonTrivialDestructorOrCopyConstructor(Ty))
+      return ABIArgInfo::getIndirect(0, /*ByVal=*/false);
+
     return ABIArgInfo::getIndirect(0);
   }