# HG changeset patch
# User Tomas Lindquist Olsen <tomas.l.olsen gmail com>
# Date 1248628357 -7200
# Node ID c704fea92f80ed4e1b22c79bff57a71886cf6e71
# Parent  327eef051d5036ce2c93630f797e372146677a6a
Fixed potential crash with complex recursive struct types.

diff -r 327eef051d50 -r c704fea92f80 gen/llvmhelpers.cpp
--- a/gen/llvmhelpers.cpp	Sun Jul 26 18:32:25 2009 +0200
+++ b/gen/llvmhelpers.cpp	Sun Jul 26 19:12:37 2009 +0200
@@ -1458,8 +1458,9 @@
 
     // we cannot get the llvm alignment if the type is still opaque, this can happen in some
     // forward reference situations, so when this happens we fall back to manual padding.
+    // also handle arbitrary "by-value" opaques nested inside aggregates.
     const llvm::Type* T = DtoType(type);
-    if (llvm::isa<llvm::OpaqueType>(T))
+    if (!T->isSized())
     {
         return offset;
     }