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| author | Zhongxing Xu <xuzhongxing@gmail.com> | 2009-05-20 09:18:48 +0000 |
|---|---|---|
| committer | Zhongxing Xu <xuzhongxing@gmail.com> | 2009-05-20 09:18:48 +0000 |
| commit | 1075cc0b02502b0670ba2313c2a9543ea9e8987e (patch) | |
| tree | 71710ad02c03c605eadf9f44368ea2982e59b768 /clang/lib/Analysis/RegionStore.cpp | |
| parent | 1f275ba1b418686b5309810bed91e7d9e2ed3e2a (diff) | |
| download | bcm5719-llvm-1075cc0b02502b0670ba2313c2a9543ea9e8987e.tar.gz bcm5719-llvm-1075cc0b02502b0670ba2313c2a9543ea9e8987e.zip | |
Treat AllocaRegion as SymbolicRegion in RegionStore::Retrieve().
llvm-svn: 72166
Diffstat (limited to 'clang/lib/Analysis/RegionStore.cpp')
| -rw-r--r-- | clang/lib/Analysis/RegionStore.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/clang/lib/Analysis/RegionStore.cpp b/clang/lib/Analysis/RegionStore.cpp index be34bd57b85..02d3d1f885f 100644 --- a/clang/lib/Analysis/RegionStore.cpp +++ b/clang/lib/Analysis/RegionStore.cpp @@ -705,10 +705,13 @@ SVal RegionStoreManager::Retrieve(const GRState* St, Loc L, QualType T) { const MemRegion* MR = cast<loc::MemRegionVal>(L).getRegion(); - // We return unknown for symbolic region for now. This might be improved. + // FIXME: return symbolic value for these cases. // Example: // void f(int* p) { int x = *p; } - if (isa<SymbolicRegion>(MR)) + // char* p = alloca(); + // read(p); + // c = *p; + if (isa<SymbolicRegion>(MR) || isa<AllocaRegion>(MR)) return UnknownVal(); // FIXME: Perhaps this method should just take a 'const MemRegion*' argument |
