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e5b45b15c19e85aaa33430ac2bd45fcc2e52dad5 by Greg Falcon <gfalcon@google.com>:

Add extra tests exercising ShiftLeft() at boundary conditions, to guard against logic errors in our memory bounds checking.

PiperOrigin-RevId: 339326030

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cdfde78815ca016a57f90f53d08c3335bd355f30 by Evan Brown <ezb@google.com>:

Fix a bug in b-tree erase() and count() in which we weren't accounting for cases where the comparator is heterogeneous and has different equivalence classes for different lookup types.

Optimize equal_range to avoid comparisons when possible.

PiperOrigin-RevId: 339270230

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b4aa337c156fa91f74f25c676c679ae146311968 by Derek Mauro <dmauro@google.com>:

Fix execution of the cmake build scripts when not on Kokoro

PiperOrigin-RevId: 339131253

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fa3d1f602f711be72fde6b5f29d6341b9b5f8a2c by Derek Mauro <dmauro@google.com>:

Update Docker container used for Alpine Linux testing

PiperOrigin-RevId: 339074246
GitOrigin-RevId: e5b45b15c19e85aaa33430ac2bd45fcc2e52dad5
Change-Id: I2cc3adc4de3493203c8a944aedee40efa54af0c0