[PATCH] D97183: [analyzer] Add NoteTag for smart-ptr get()
Deep Majumder via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Mar 12 21:54:09 PST 2021
RedDocMD updated this revision to Diff 330422.
RedDocMD added a comment.
Removed an embarassingly dumb mistake
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D97183/new/
https://reviews.llvm.org/D97183
Files:
clang/lib/StaticAnalyzer/Checkers/SmartPtrChecker.cpp
clang/lib/StaticAnalyzer/Checkers/SmartPtrModeling.cpp
Index: clang/lib/StaticAnalyzer/Checkers/SmartPtrModeling.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/SmartPtrModeling.cpp
+++ clang/lib/StaticAnalyzer/Checkers/SmartPtrModeling.cpp
@@ -464,7 +464,7 @@
if (&BR.getBugType() != smartptr::getNullDereferenceBugType() ||
!BR.isInteresting(ThisRegion))
return;
- if (!State->assume(InnerPointerVal.castAs<DefinedSVal>(), true))
+ if (!BR.isInteresting(InnerPointerVal) || !BR.isInteresting(InnerPointerVal.getAsSymbol()))
return;
if (ThisRegion->canPrintPretty()) {
OS << "Obtained null inner pointer from";
Index: clang/lib/StaticAnalyzer/Checkers/SmartPtrChecker.cpp
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/SmartPtrChecker.cpp
+++ clang/lib/StaticAnalyzer/Checkers/SmartPtrChecker.cpp
@@ -87,6 +87,8 @@
auto R = std::make_unique<PathSensitiveBugReport>(NullDereferenceBugType,
OS.str(), ErrNode);
R->markInteresting(DerefRegion);
+ const Expr *BugExpr = Call.getOriginExpr();
+ bugreporter::trackExpressionValue(ErrNode, BugExpr, *R);
C.emitReport(std::move(R));
}
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