llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang Author: None (smanna12) <details> <summary>Changes</summary> This patch adds null check after TransformType call to avoid dereferencing a null pointer when calling getType(). --- Full diff: https://github.com/llvm/llvm-project/pull/97912.diff 1 Files Affected: - (modified) clang/lib/Sema/TreeTransform.h (+6-2) ``````````diff diff --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h index 4450ebaf615cd..eb60528509fc5 100644 --- a/clang/lib/Sema/TreeTransform.h +++ b/clang/lib/Sema/TreeTransform.h @@ -6734,8 +6734,12 @@ QualType TreeTransform<Derived>::TransformUnaryTransformType( QualType Result = TL.getType(); if (Result->isDependentType()) { const UnaryTransformType *T = TL.getTypePtr(); - QualType NewBase = - getDerived().TransformType(TL.getUnderlyingTInfo())->getType(); + + QualType NewBaseType = getDerived().TransformType(TL.getUnderlyingTInfo()); + if (!NewBaseType) + return QualType(); + QualType NewBase = NewBaseType->getType(); + Result = getDerived().RebuildUnaryTransformType(NewBase, T->getUTTKind(), TL.getKWLoc()); `````````` </details> https://github.com/llvm/llvm-project/pull/97912 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
