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git_commit commit 8dae17be2991cd7f0d7fd9aa5aecd064520a14f6
Author: Nikolas Klauser <nikolasklauser@berlin.de>
Date: Thu Sep 18 14:36:46 2025 +0200

[libc++] Refactor memory allocation in basic_string (#128423)

This patch introduces a string-internal API to make the allocation and
deallocation the long string simpler. Before this we had a lot of code
duplication, so ensuring that things were actually correct was
non-trivial.
Filter

ldionne-old-macbook-results test results

Run Order Start Time Duration
Current 553044 2025-12-16T16:40:01 0:00:00
Previous 552902 2025-12-16T16:40:01 0:00:00
Baseline 485288 2025-12-16T16:40:01 0:00:00


Tests Summary

Status Group # # (B)
Performance Regressions 4 0
Added Tests 1 16
Unchanged Tests 75 64
Total Tests 80

Performance Regressions - execution_time Δ Previous Current σ Δ (B) σ (B)
710_omnetpp_r 6.74% 8.297 8.855 0.040 0.00% 0.040
706_stockfish_r 3.22% 21.418 22.109 0.036 0.00% 0.036
709_cactus_r 1.24% 19.458 19.699 0.057 0.00% 0.057
727_cppcheck_r 1.23% 24.343 24.641 0.018 0.00% 0.018

Added Tests - execution_time
735_gem5_r

Added Tests - execution_time
706_stockfish_r
707_ntest_r
709_cactus_r
710_omnetpp_r
721_gcc_r
723_llvm_r
727_cppcheck_r
729_abc_r
731_astcenc_r
735_gem5_r
736_ocio_r
737_gmsh_r
748_flightdm_r
750_sealcrypto_r
753_ns3_r
766_femflow_r


Report Time: 0.42s
Name Current %
706_stockfish_r 22.109 3.22%
707_ntest_r 17.975 -
709_cactus_r 19.699 1.24%
710_omnetpp_r 8.855 6.74%
721_gcc_r 12.953 -
723_llvm_r 11.563 -
727_cppcheck_r 24.641 1.23%
729_abc_r 18.590 -
731_astcenc_r 10.046 -
735_gem5_r 13.649 -
736_ocio_r 16.291 -
737_gmsh_r 12.778 -
748_flightdm_r 8.794 -
750_sealcrypto_r 18.487 -
753_ns3_r 10.339 -
766_femflow_r 12.813 -
Geometric Mean 14.260 -