Author: Timm Baeder Date: 2026-02-04T14:17:11+01:00 New Revision: 890cdbe65358eb137788ea5d3a8007ec238be26b
URL: https://github.com/llvm/llvm-project/commit/890cdbe65358eb137788ea5d3a8007ec238be26b DIFF: https://github.com/llvm/llvm-project/commit/890cdbe65358eb137788ea5d3a8007ec238be26b.diff LOG: [clang][bytecode] Handle a null record better (#179645) This would otherwise later assert in vsitZeroRecordInitializer(). Added: Modified: clang/lib/AST/ByteCode/Compiler.cpp clang/test/AST/ByteCode/invalid.cpp Removed: ################################################################################ diff --git a/clang/lib/AST/ByteCode/Compiler.cpp b/clang/lib/AST/ByteCode/Compiler.cpp index 7401eccb4dbdd..db6d562836feb 100644 --- a/clang/lib/AST/ByteCode/Compiler.cpp +++ b/clang/lib/AST/ByteCode/Compiler.cpp @@ -4504,6 +4504,8 @@ bool Compiler<Emitter>::visitZeroArrayInitializer(QualType T, const Expr *E) { } if (ElemType->isRecordType()) { const Record *R = getRecord(ElemType); + if (!R) + return false; for (size_t I = 0; I != NumElems; ++I) { if (!this->emitConstUint32(I, E)) diff --git a/clang/test/AST/ByteCode/invalid.cpp b/clang/test/AST/ByteCode/invalid.cpp index 5f287c77e5418..c8298fa2c2b9b 100644 --- a/clang/test/AST/ByteCode/invalid.cpp +++ b/clang/test/AST/ByteCode/invalid.cpp @@ -143,3 +143,11 @@ namespace BitCastWithErrors { template<class T> int f(); // both-note {{candidate template ignored}} static union { char *x = f(); }; // both-error {{no matching function for call to 'f'}} } + +namespace NullRecord { + struct S1; // both-note {{forward declaration}} + struct S2 { + S1 s[2]; // both-error {{field has incomplete type 'S1'}} + }; + S2 s = S2(); +} _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
