diff options
Diffstat (limited to 'llvm/lib/IR/Metadata.cpp')
| -rw-r--r-- | llvm/lib/IR/Metadata.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/IR/Metadata.cpp b/llvm/lib/IR/Metadata.cpp index 62c2aa86f3b0..de092894d30c 100644 --- a/llvm/lib/IR/Metadata.cpp +++ b/llvm/lib/IR/Metadata.cpp @@ -489,7 +489,9 @@ void *MDNode::operator new(size_t Size, unsigned NumOps) { return Ptr; } -void MDNode::operator delete(void *Mem) { +// Repress memory sanitization, due to use-after-destroy by operator +// delete. Bug report 24578 identifies this issue. +LLVM_NO_SANITIZE_MEMORY_ATTRIBUTE void MDNode::operator delete(void *Mem) { MDNode *N = static_cast<MDNode *>(Mem); size_t OpSize = N->NumOperands * sizeof(MDOperand); OpSize = alignTo(OpSize, alignof(uint64_t)); @@ -1260,6 +1262,7 @@ void Instruction::setMetadata(unsigned KindID, MDNode *Node) { void Instruction::setAAMetadata(const AAMDNodes &N) { setMetadata(LLVMContext::MD_tbaa, N.TBAA); + setMetadata(LLVMContext::MD_tbaa_struct, N.TBAAStruct); setMetadata(LLVMContext::MD_alias_scope, N.Scope); setMetadata(LLVMContext::MD_noalias, N.NoAlias); } |