================
@@ -242,6 +249,34 @@ class BumpPtrAllocatorImpl
size_t GetNumSlabs() const { return Slabs.size() + CustomSizedSlabs.size(); }
+ SlabCheckPoint CheckPoint() const {
----------------
vgvassilev wrote:
Can we have an llvm-specific test case for this? This way we can put it as a
separate PR. Probably `CheckPoint` needs a better name. I believe this is a
more generic and useful interface hiding under this implementation.
https://github.com/llvm/llvm-project/pull/223305
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