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4409b08e103d6e7041d18a4d431290cafe3650cf by Derek Mauro <dmauro@google.com>:

Workaround NVCC compile error in StringConstant

Based on a patch in TensorFlow:
https://github.com/tensorflow/tensorflow/blob/da83132aba8d2b6a3c3a9b2e662868eb24f4dd1e/third_party/absl/com_google_absl_fix_mac_and_nvcc_build.patch#L262-L282

Fixes #1105

PiperOrigin-RevId: 426156316

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25db16567ffc5400dfaa30b567398ede84729687 by Abseil Team <absl-team@google.com>:

Only look for Elf64_Auxinfo on 64-bit FreeBSD.

PiperOrigin-RevId: 426132251

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2e73c3d9df59b2b769d2b8dca97f0ca5c512c72a by Abseil Team <absl-team@google.com>:

Add a problem hint to the error message when dereferencing the end() iterator.

PiperOrigin-RevId: 426120394

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6befbf89c47963656b9e8151166ab4c8446d4785 by Martijn Vels <mvels@google.com>:

Make Cord Btree the default and remove opt out machinery

This change makes btree the default Cord format and removes the machinery to opt out. Subsequent changes will remove the 'true' constant evaluation and effectively cleanup all old code and references to CONCAT.

PiperOrigin-RevId: 426119728

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f6a0a664029d61811d90bd484f4eefa0400b5dd4 by Abseil Team <absl-team@google.com>:

Mark Notification::HasBeenNotified as ABSL_MUST_USE_RESULT

PiperOrigin-RevId: 425927033
GitOrigin-RevId: 4409b08e103d6e7041d18a4d431290cafe3650cf
Change-Id: I86f1052c63c13c6486baf4108de2554f162f9c40