From 8efde8d38d79e2b93802276ba3b351cce5420aff Mon Sep 17 00:00:00 2001
From: Christian Kamm <kamm@incasoftware.de>
Date: Wed, 13 Aug 2008 20:50:54 +0200
Subject: [PATCH] Do not assert if there's a struct-this nested context.

---
 gen/llvmhelpers.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/gen/llvmhelpers.cpp b/gen/llvmhelpers.cpp
index 20503f81..69d94ec7 100644
--- a/gen/llvmhelpers.cpp
+++ b/gen/llvmhelpers.cpp
@@ -398,8 +398,7 @@ LLValue* DtoNestedContext(Loc loc, Dsymbol* sym)
     else if (irfunc->thisArg)
     {
         ClassDeclaration* cd = irfunc->decl->isMember2()->isClassDeclaration();
-        assert(cd);
-        if (!cd->vthis)
+        if (!cd || !cd->vthis)
             return getNullPtr(getVoidPtrType());
         LLValue* val = DtoLoad(irfunc->thisArg);
         return DtoLoad(DtoGEPi(val, 0,2+cd->vthis->ir.irField->index, ".vthis"));