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Reduce the number of comparisons for range checking. #67741

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@rhettinger

Description

@rhettinger
BPO 23553
Nosy @rhettinger, @pitrou, @serhiy-storchaka
Files
  • size_t.diff: Fix deque casts
  • bounds_check_list.diff: Faster bounds checking for lists.
  • bounds_check_deque.diff: Faster bounds checking for deques
  • valid_index.diff: Isolate the technique in an in-lineable function call
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
    closed_at = None
    created_at = <Date 2015-03-01.00:50:38.601>
    labels = ['interpreter-core', 'performance']
    title = 'Reduce the number of comparisons for range checking.'
    updated_at = <Date 2015-03-02.04:13:50.021>
    user = 'https://github.com/rhettinger'

    bugs.python.org fields:

    activity = <Date 2015-03-02.04:13:50.021>
    actor = 'rhettinger'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Interpreter Core']
    creation = <Date 2015-03-01.00:50:38.601>
    creator = 'rhettinger'
    dependencies = []
    files = ['38281', '38282', '38283', '38293']
    hgrepos = []
    issue_num = 23553
    keywords = ['patch']
    message_count = 13.0
    messages = ['236928', '236931', '236933', '236934', '236935', '236938', '236939', '236940', '236942', '236945', '236946', '236948', '237011']
    nosy_count = 5.0
    nosy_names = ['rhettinger', 'pitrou', 'Arfrever', 'python-dev', 'serhiy.storchaka']
    pr_nums = []
    priority = 'normal'
    resolution = None
    stage = None
    status = 'open'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue23553'
    versions = ['Python 3.5']

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      interpreter-core(Objects, Python, Grammar, and Parser dirs)pendingThe issue will be closed if no feedback is providedperformancePerformance or resource usage

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