[llvm-branch-commits] [llvm-branch] r134747 - /llvm/branches/type-system-rewrite/lib/Target/TargetData.cpp

[Chris Lattner]

Author: lattner
Date: Fri Jul  8 16:51:40 2011
New Revision: 134747

URL: http://llvm.org/viewvc/llvm-project?rev=134747&view=rev
Log:
don't allow computing layout of an opaque struct.

Modified:
    llvm/branches/type-system-rewrite/lib/Target/TargetData.cpp

Modified: llvm/branches/type-system-rewrite/lib/Target/TargetData.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/type-system-rewrite/lib/Target/TargetData.cpp?rev=134747&r1=134746&r2=134747&view=diff
==============================================================================
--- llvm/branches/type-system-rewrite/lib/Target/TargetData.cpp (original)
+++ llvm/branches/type-system-rewrite/lib/Target/TargetData.cpp Fri Jul  8 16:51:40 2011
@@ -42,6 +42,7 @@
 //===----------------------------------------------------------------------===//
 
 StructLayout::StructLayout(const StructType *ST, const TargetData &TD) {
+  assert(!ST->isOpaque() && "Cannot get layout of opaque structs");
   StructAlignment = 0;
   StructSize = 0;
   NumElements = ST->getNumElements();