diff options
author | Abseil Team <absl-team@google.com> | 2018-05-31T19·26-0700 |
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committer | Mark Barolak <mbar@google.com> | 2018-05-31T19·58-0400 |
commit | 7aacab8ae05d7115049923da9cfbf584dc1f8338 (patch) | |
tree | 4394fc5eeed08a356d02ccfef33d1201f21b0dc3 /absl/base/internal/hide_ptr.h | |
parent | 99477fa9f1e89a7d8253c8aeee331864710d080c (diff) |
- e2f6b8ac647271815b4fed2991f405524dd762c3 Release cctz microbenchmarks. by Alex Strelnikov <strel@google.com>
- 924ba2a3f9fca695d73c6bf491d20669e2b96b8e Changed RawPtr to use std::addressof() instead of operato... by Abseil Team <absl-team@google.com> - e8cf67f9fa74d4c5632da35547025ad2301c6819 Import of CCTZ from GitHub. by Alex Strelnikov <strel@google.com> - 2ece8a96611afcddd7b91e0197dadb896248250c Abandon ".inc" files in favor of ".h" headers. by Jorg Brown <jorg@google.com> - 37f5ed5da4058f90fb3e6a2733fce5b1fd0aaedf Add exception safety tests for absl::optional<T> by Abseil Team <absl-team@google.com> - 337f995a866b8f905f64ca6b271b5fec8f248a60 Update WORKSPACE to grab specific commits of dependencies... by Alex Strelnikov <strel@google.com> - 93e5b134607a554993387ad913e6c1621606004b Release Charmap microbenchmark. by Alex Strelnikov <strel@google.com> - 95c2e29b6d93ec1334484ee37d91f63101c45307 Release OStringStream microbenchmarks. by Alex Strelnikov <strel@google.com> - 250f51839ed26dd1e6b658d35aa291413e5f4825 Internal change by Greg Falcon <gfalcon@google.com> - ce34900fa3d1a95a8446bc943cdd801fac95be25 Improve compatibility of cctz cc_test targets for portabl... by Shaindel Schwartz <shaindel@google.com> - ce7e31dbf2c1ee93c79aae5b7dc7c603cb4babcf Improve portability of cc_tests. (Mark more tests that ca... by Abseil Team <absl-team@google.com> - dfcd4e455923703c1a1dcd523c5f915f7990fa2a Accept strings with custom allocators as arguments to abs... by Greg Falcon <gfalcon@google.com> - 2946b41ed3d5b8b5a8dc11182e443cf1ab6e3bde Link against benchmark_main instead of using BENCHMARK_MA... by Alex Strelnikov <strel@google.com> - f09de9e03bf8edd363069c4b352d8009423f531c Adds link to doc about the formats allowed by SimpleAtof(... by Greg Miller <jgm@google.com> - 59b0977e7a308e0800277886cf60226b2cc426a1 Simplify the HideMask() calculation so that it doesn't us... by Jorg Brown <jorg@google.com> GitOrigin-RevId: e2f6b8ac647271815b4fed2991f405524dd762c3 Change-Id: Ib9c8547ed7fe217fad6cb3ab1362e96181aa5cfa
Diffstat (limited to 'absl/base/internal/hide_ptr.h')
-rw-r--r-- | absl/base/internal/hide_ptr.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/absl/base/internal/hide_ptr.h b/absl/base/internal/hide_ptr.h index 2c2e11f679a0..45cf438912c2 100644 --- a/absl/base/internal/hide_ptr.h +++ b/absl/base/internal/hide_ptr.h @@ -23,9 +23,7 @@ namespace base_internal { // Arbitrary value with high bits set. Xor'ing with it is unlikely // to map one valid pointer to another valid pointer. constexpr uintptr_t HideMask() { - static_assert(sizeof(uintptr_t) == 4 || sizeof(uintptr_t) == 8, - "uintptr_t must be 32 or 64 bits"); - return sizeof(uintptr_t) == 8 ? 0xF03A5F7BF03A5F7BULL : 0xF03A5F7BUL; + return (uintptr_t{0xF03A5F7BU} << (sizeof(uintptr_t) - 4) * 8) | 0xF03A5F7BU; } // Hide a pointer from the leak checker. For internal use only. |