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| author | Timm Baeder <tbaeder@redhat.com> | 2025-05-24 14:17:26 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-05-24 14:17:26 +0200 |
| commit | 294643e4bdc843343ef20069a4d6d0de872b3303 (patch) | |
| tree | d539a58519fc10b8f7e63f3293c827dcedb6e3ec /clang/lib/AST/ByteCode/Compiler.cpp | |
| parent | 7cfdd74f0f25c0792047f3934c9e93ce1d4788e1 (diff) | |
| download | llvm-294643e4bdc843343ef20069a4d6d0de872b3303.zip llvm-294643e4bdc843343ef20069a4d6d0de872b3303.tar.gz llvm-294643e4bdc843343ef20069a4d6d0de872b3303.tar.bz2 | |
[clang][bytecode] Check lifetime of all ptr bases in placement-new (#141272)
placement-new'ing an object with a dead base object is not allowed, so
we need to check all the pointer bases.
Diffstat (limited to 'clang/lib/AST/ByteCode/Compiler.cpp')
| -rw-r--r-- | clang/lib/AST/ByteCode/Compiler.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/clang/lib/AST/ByteCode/Compiler.cpp b/clang/lib/AST/ByteCode/Compiler.cpp index 54a4647..bf38b2e 100644 --- a/clang/lib/AST/ByteCode/Compiler.cpp +++ b/clang/lib/AST/ByteCode/Compiler.cpp @@ -4927,7 +4927,8 @@ bool Compiler<Emitter>::VisitCallExpr(const CallExpr *E) { const auto *MemberCall = cast<CXXMemberCallExpr>(E); if (!this->visit(MemberCall->getImplicitObjectArgument())) return false; - return this->emitCheckDestruction(E) && this->emitPopPtr(E); + return this->emitCheckDestruction(E) && this->emitEndLifetime(E) && + this->emitPopPtr(E); } } @@ -5016,7 +5017,7 @@ bool Compiler<Emitter>::VisitCallExpr(const CallExpr *E) { return this->discard(Base); if (!this->visit(Base)) return false; - return this->emitKill(E); + return this->emitEndLifetimePop(E); } else if (!FuncDecl) { const Expr *Callee = E->getCallee(); CalleeOffset = |