Date: Sat, 18 Apr 2020 12:28:42 +0200 From: Florian Weimer <fw@...eb.enyo.de> To: "liheng \(P\)" <liheng40@...wei.com> Cc: Rich Felker <dalias@...c.org>, musl@...ts.openwall.com, "Xiangrui \(Euler\)" <rui.xiang@...wei.com>, Lizefan <lizefan@...wei.com> Subject: Re: regex Back reference matching result not same as glibc and tre. * liheng: > static const char pat = "(.?).?\\1"; > This commit reminds me that if i want to use back reference i should > not to tag REG_EXTENDED, but this test case matching still failed. Did you change the expression to this for the basic regular expression test? static const char pat = "\\(.?\\).?\\1";
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