diff options
Diffstat (limited to 'clang/lib/Analysis/RegionStore.cpp')
-rw-r--r-- | clang/lib/Analysis/RegionStore.cpp | 17 |
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(); } |