[cfe-commits] r59240 - /cfe/trunk/lib/Analysis/RegionStore.cpp

[Zhongxing Xu]

Author: zhongxingxu
Date: Thu Nov 13 03:48:44 2008
New Revision: 59240

URL: http://llvm.org/viewvc/llvm-project?rev=59240&view=rev
Log:
Process array base expression of any type.

Modified:
    cfe/trunk/lib/Analysis/RegionStore.cpp

Modified: cfe/trunk/lib/Analysis/RegionStore.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Analysis/RegionStore.cpp?rev=59240&r1=59239&r2=59240&view=diff

==============================================================================
--- cfe/trunk/lib/Analysis/RegionStore.cpp (original)
+++ cfe/trunk/lib/Analysis/RegionStore.cpp Thu Nov 13 03:48:44 2008
@@ -186,6 +186,14 @@
 
   loc::MemRegionVal& BaseL = cast<loc::MemRegionVal>(Base);
 
+  // Pointer of any type can be cast and used as array base. We do not support
+  // that case yet.
+  if (!isa<ElementRegion>(BaseL.getRegion())) {
+    // Record what we have seen in real code.
+    assert(isa<FieldRegion>(BaseL.getRegion()));
+    return UnknownVal();
+  }
+
   // We expect BaseR is an ElementRegion, not a base VarRegion.
 
   const ElementRegion* ElemR = cast<ElementRegion>(BaseL.getRegion());