From cd0c32865cecf85f43ec20021de331f048a66115 Mon Sep 17 00:00:00 2001 From: Ted Kremenek Date: Tue, 6 Nov 2007 22:21:14 +0000 Subject: Augmented ReadPtr and ReadOwnedPtr to control whether or not a pointer is allowed to be backpatched or can be registered with the deserializer to backpatch other pointers. llvm-svn: 43783 --- llvm/lib/Bitcode/Reader/Deserialize.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'llvm/lib/Bitcode/Reader/Deserialize.cpp') diff --git a/llvm/lib/Bitcode/Reader/Deserialize.cpp b/llvm/lib/Bitcode/Reader/Deserialize.cpp index 5642f37fac5d..d4ed26b380a4 100644 --- a/llvm/lib/Bitcode/Reader/Deserialize.cpp +++ b/llvm/lib/Bitcode/Reader/Deserialize.cpp @@ -152,7 +152,7 @@ void Deserializer::RegisterPtr(unsigned PtrId, const void* Ptr) { SetPtr(E,Ptr); } -void Deserializer::ReadUIntPtr(uintptr_t& PtrRef) { +void Deserializer::ReadUIntPtr(uintptr_t& PtrRef, bool AllowBackpatch) { unsigned PtrId = ReadInt(); if (PtrId == 0) { @@ -169,6 +169,9 @@ void Deserializer::ReadUIntPtr(uintptr_t& PtrRef) { if (HasFinalPtr(E)) PtrRef = GetFinalPtr(E); else { + assert (AllowBackpatch && + "Client forbids backpatching for this pointer."); + // Register backpatch. Check the freelist for a BPNode. BPNode* N; -- cgit v1.2.3