From b12a82dbf4653b25d6bf3f55eb617339e9086dde 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. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43783 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Bitcode/Reader/Deserialize.cpp | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'lib/Bitcode/Reader') diff --git a/lib/Bitcode/Reader/Deserialize.cpp b/lib/Bitcode/Reader/Deserialize.cpp index 5642f37fac..d4ed26b380 100644 --- a/lib/Bitcode/Reader/Deserialize.cpp +++ b/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 v1.2.3-70-g09d2