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authorJim Goodnow II <jim@thegoodnows.net>2011-11-16 20:29:27 +0000
committerJim Goodnow II <jim@thegoodnows.net>2011-11-16 20:29:27 +0000
commite42a0ab77ca4ad5201591aac5679ef47a08af4b6 (patch)
tree939f123a893f2a5c2782cac599e8456c095ce72c /lib/StaticAnalyzer/Core/RegionStore.cpp
parenta081da5e44600d02983d6562bed1b4fd61e410fd (diff)
Fixed crash with initializer lists and unnamed bitfields in the RegionStore
Manager. Added test to ensure proper binding of initialized values. This patch fixes PR11249. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@144831 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/StaticAnalyzer/Core/RegionStore.cpp')
-rw-r--r--lib/StaticAnalyzer/Core/RegionStore.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/StaticAnalyzer/Core/RegionStore.cpp b/lib/StaticAnalyzer/Core/RegionStore.cpp
index a207729be0..4ea465ff2e 100644
--- a/lib/StaticAnalyzer/Core/RegionStore.cpp
+++ b/lib/StaticAnalyzer/Core/RegionStore.cpp
@@ -1506,11 +1506,15 @@ StoreRef RegionStoreManager::BindStruct(Store store, const TypedValueRegion* R,
RecordDecl::field_iterator FI, FE;
StoreRef newStore(store, *this);
- for (FI = RD->field_begin(), FE = RD->field_end(); FI != FE; ++FI, ++VI) {
+ for (FI = RD->field_begin(), FE = RD->field_end(); FI != FE; ++FI) {
if (VI == VE)
break;
+ // Skip any unnamed bitfields to stay in sync with the initializers.
+ if ((*FI)->isUnnamedBitfield())
+ continue;
+
QualType FTy = (*FI)->getType();
const FieldRegion* FR = MRMgr.getFieldRegion(*FI, R);
@@ -1520,6 +1524,7 @@ StoreRef RegionStoreManager::BindStruct(Store store, const TypedValueRegion* R,
newStore = BindStruct(newStore.getStore(), FR, *VI);
else
newStore = Bind(newStore.getStore(), svalBuilder.makeLoc(FR), *VI);
+ ++VI;
}
// There may be fewer values in the initialize list than the fields of struct.