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use UCP in UTF mode 补丁未合入
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#I80BT8
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linruohan
Opened this issue
2023-09-11 14:50
【标题描述】use UCP in UTF mode 【环境信息】 grep-3.11-1.oe2309.aarch64 虚拟机  pcre: use UCP in UTF mode This fixes a serious bug affecting word-boundary and word-constituent regular expressions when the desired match involves non-ASCII UTF8 characters. * src/pcresearch.c: Set PCRE2_UCP together with PCRE2_UTF * tests/pcre-utf8-w: New file. * tests/Makefile.am (TESTS): Add it. * NEWS (Bug fixes): Mention this. * THANKS.in: Add Gro-Tsen and Karl Petterson. Reported by Gro-Tsen https://twitter.com/gro_tsen/status/1610972356972875777 via Karl Pettersson in https://github.com/PCRE2Project/pcre2/issues/185 This bug was present from grep-2.5, when --perl-regexp (-P) support was added. 【问题复现步骤】 具体操作步骤 f(){ echo Perú|LC_ALL=en_US.UTF-8 grep -Po "$1"; } echo $(f 'r\w'):$(f '.\b') 【预期结果】rú:ú 【实际结果】r: 【附件信息】
【标题描述】use UCP in UTF mode 【环境信息】 grep-3.11-1.oe2309.aarch64 虚拟机  pcre: use UCP in UTF mode This fixes a serious bug affecting word-boundary and word-constituent regular expressions when the desired match involves non-ASCII UTF8 characters. * src/pcresearch.c: Set PCRE2_UCP together with PCRE2_UTF * tests/pcre-utf8-w: New file. * tests/Makefile.am (TESTS): Add it. * NEWS (Bug fixes): Mention this. * THANKS.in: Add Gro-Tsen and Karl Petterson. Reported by Gro-Tsen https://twitter.com/gro_tsen/status/1610972356972875777 via Karl Pettersson in https://github.com/PCRE2Project/pcre2/issues/185 This bug was present from grep-2.5, when --perl-regexp (-P) support was added. 【问题复现步骤】 具体操作步骤 f(){ echo Perú|LC_ALL=en_US.UTF-8 grep -Po "$1"; } echo $(f 'r\w'):$(f '.\b') 【预期结果】rú:ú 【实际结果】r: 【附件信息】
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