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-rw-r--r--clang/lib/Analysis/RegionStore.cpp17
1 files changed, 14 insertions, 3 deletions
diff --git a/clang/lib/Analysis/RegionStore.cpp b/clang/lib/Analysis/RegionStore.cpp
index e640087acba..93b55255d58 100644
--- a/clang/lib/Analysis/RegionStore.cpp
+++ b/clang/lib/Analysis/RegionStore.cpp
@@ -339,15 +339,20 @@ SVal RegionStoreManager::getLValueField(const GRState* St, SVal Base,
SVal RegionStoreManager::getLValueElement(const GRState* St,
SVal Base, SVal Offset) {
- if (Base.isUnknownOrUndef() || isa<loc::SymbolVal>(Base))
+ if (Base.isUnknownOrUndef())
return Base;
// Only handle integer offsets... for now.
if (!isa<nonloc::ConcreteInt>(Offset))
return UnknownVal();
- const TypedRegion *BaseRegion =
- cast<TypedRegion>(cast<loc::MemRegionVal>(Base).getRegion());
+ const TypedRegion* BaseRegion = 0;
+
+ if (isa<loc::SymbolVal>(Base))
+ BaseRegion = MRMgr.getSymbolicRegion(cast<loc::SymbolVal>(Base).getSymbol(),
+ StateMgr.getSymbolManager());
+ else
+ BaseRegion = cast<TypedRegion>(cast<loc::MemRegionVal>(Base).getRegion());
// Pointer of any type can be cast and used as array base.
const ElementRegion *ElemR = dyn_cast<ElementRegion>(BaseRegion);
@@ -476,6 +481,12 @@ SVal RegionStoreManager::getSizeInElements(const GRState* St,
return UnknownVal();
}
+ if (const SymbolicRegion* SR = dyn_cast<SymbolicRegion>(R)) {
+ // FIXME: Unsupported yet.
+ SR = 0;
+ return UnknownVal();
+ }
+
assert(0 && "Other regions are not supported yet.");
return UnknownVal();
}
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