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Significant performance problems with Python 2.7 built with clang 3.x or 4.x #76797

@zmwangx

Description

@zmwangx
mannequin
BPO 32616
Nosy @warsaw, @ronaldoussoren, @benjaminp, @ned-deily, @methane, @tdsmith, @zmwangx
PRs
  • [2.7] bpo-32616: Disable computed gotos by default for clang < 5 #5574
  • 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 = <Date 2019-04-11.12:59:21.937>
    created_at = <Date 2018-01-22.04:34:14.781>
    labels = ['interpreter-core', 'performance']
    title = 'Significant performance problems with Python 2.7 built with clang 3.x or 4.x'
    updated_at = <Date 2019-04-11.12:59:21.936>
    user = 'https://github.com/zmwangx'

    bugs.python.org fields:

    activity = <Date 2019-04-11.12:59:21.936>
    actor = 'methane'
    assignee = 'none'
    closed = True
    closed_date = <Date 2019-04-11.12:59:21.937>
    closer = 'methane'
    components = ['Interpreter Core']
    creation = <Date 2018-01-22.04:34:14.781>
    creator = 'zmwangx'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 32616
    keywords = ['patch']
    message_count = 21.0
    messages = ['310395', '310423', '310424', '311597', '311651', '311661', '311723', '311747', '311751', '311780', '311839', '311842', '311862', '311863', '311865', '311868', '311992', '315308', '315887', '339970', '339971']
    nosy_count = 8.0
    nosy_names = ['barry', 'ronaldoussoren', 'benjamin.peterson', 'ned.deily', 'methane', 'tdsmith', 'zmwangx', 'Michael Romero']
    pr_nums = ['5574']
    priority = 'normal'
    resolution = 'wont fix'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'performance'
    url = 'https://bugs.python.org/issue32616'
    versions = ['Python 2.7']

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      interpreter-core(Objects, Python, Grammar, and Parser dirs)performancePerformance or resource usage
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