mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-02-06 23:32:27 +00:00
Use CallbackVH, instead of WeakVH, to hold MDNode elements. Use FoldingSetNode to unique MDNodes in a context. Use CallbackVH hooks to update context's MDNodeSet appropriately. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80868 91177308-0d34-0410-b5e6-96231b3b80d8