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| author | Daniel Dunbar <daniel@zuster.org> | 2009-09-22 02:03:18 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2009-09-22 02:03:18 +0000 |
| commit | c27a50855925ba7455c4049398c80db45fcef36a (patch) | |
| tree | dbc8f37bb5869bf3fb46cd4c164f34aabd726640 /include/llvm/Analysis | |
| parent | 4f912e5070e7e43b4bd9def2d9f1038254c5806c (diff) | |
| download | external_llvm-c27a50855925ba7455c4049398c80db45fcef36a.zip external_llvm-c27a50855925ba7455c4049398c80db45fcef36a.tar.gz external_llvm-c27a50855925ba7455c4049398c80db45fcef36a.tar.bz2 | |
Switch DIDescriptor to use a TrackingVH. - This makes it much safer to work with debug info, since it was extraordinarily easy to have dangling pointers thanks to MDNode uniquing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82507 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Analysis')
| -rw-r--r-- | include/llvm/Analysis/DebugInfo.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/llvm/Analysis/DebugInfo.h b/include/llvm/Analysis/DebugInfo.h index f211be2..35f6787 100644 --- a/include/llvm/Analysis/DebugInfo.h +++ b/include/llvm/Analysis/DebugInfo.h @@ -24,6 +24,7 @@ #include "llvm/ADT/SmallVector.h" #include "llvm/ADT/SmallPtrSet.h" #include "llvm/Support/Dwarf.h" +#include "llvm/Support/ValueHandle.h" namespace llvm { class BasicBlock; @@ -45,7 +46,7 @@ namespace llvm { class DIDescriptor { protected: - MDNode *DbgNode; + TrackingVH<MDNode> DbgNode; /// DIDescriptor constructor. If the specified node is non-null, check /// to make sure that the tag in the descriptor matches 'RequiredTag'. If |