From: Zhongxing Xu <xuzhongxing@gmail.com>
Date: Mon, 27 Oct 2008 12:23:17 +0000 (+0000)
Subject: We cannot get precise lvalue for symbolic base array region.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4a1513e535f9db2027c60bc96a4276435743857c;p=clang

We cannot get precise lvalue for symbolic base array region.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58243 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Analysis/RegionStore.cpp b/lib/Analysis/RegionStore.cpp
index 536e14944b..ae0383d06e 100644
--- a/lib/Analysis/RegionStore.cpp
+++ b/lib/Analysis/RegionStore.cpp
@@ -168,6 +168,9 @@ SVal RegionStoreManager::getLValueElement(const GRState* St,
   if (Base.isUnknownOrUndef())
     return Base;
 
+  if (isa<loc::SymbolVal>(Base))
+    return Base;
+
   loc::MemRegionVal& BaseL = cast<loc::MemRegionVal>(Base);
 
   // We expect BaseR is an ElementRegion, not a base VarRegion.