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* [Bug libstdc++/64680] New: basic_regex::operator= does not reset flags @ 2015-01-20 2:53 kariya_mitsuru at hotmail dot com 2015-01-22 5:07 ` [Bug libstdc++/64680] " timshen at gcc dot gnu.org ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: kariya_mitsuru at hotmail dot com @ 2015-01-20 2:53 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64680 Bug ID: 64680 Summary: basic_regex::operator= does not reset flags Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc++ Assignee: unassigned at gcc dot gnu.org Reporter: kariya_mitsuru at hotmail dot com Created attachment 34491 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34491&action=edit g++ -v The sample code below should not throw a regex_error. ========================= sample code ========================= #include <regex> int main() { std::regex re("[[:alnum:]]", std::regex_constants::basic); re = "\\w+"; } =============================================================== cf. http://melpon.org/wandbox/permlink/lrD2Ia4urIPVgakK According to the C++11 standard 28.8.3[re.regex.assign], operator=(const charT* ptr) is equivalent to assign(ptr), and assign(ptr) calls assign(const char* ptr, flag_type f = regex_constants::ECMAScript). Since "\\w+" is a valid ECMAScript syntax, the sample code above should end normally. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/64680] basic_regex::operator= does not reset flags 2015-01-20 2:53 [Bug libstdc++/64680] New: basic_regex::operator= does not reset flags kariya_mitsuru at hotmail dot com @ 2015-01-22 5:07 ` timshen at gcc dot gnu.org 2015-02-03 9:02 ` timshen at gcc dot gnu.org ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: timshen at gcc dot gnu.org @ 2015-01-22 5:07 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64680 --- Comment #1 from Tim Shen <timshen at gcc dot gnu.org> --- Author: timshen Date: Thu Jan 22 05:07:03 2015 New Revision: 219987 URL: https://gcc.gnu.org/viewcvs?rev=219987&root=gcc&view=rev Log: PR libstdc++/64680 * include/bits/regex.h (basic_regex<>::basic_regex, basic_regex<>::operator=, basic_regex<>::imbue): Conform to the standard interface. * testsuite/28_regex/basic_regex/assign/char/cstring.cc: New testcase. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/include/bits/regex.h trunk/libstdc++-v3/testsuite/28_regex/basic_regex/assign/char/cstring.cc ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/64680] basic_regex::operator= does not reset flags 2015-01-20 2:53 [Bug libstdc++/64680] New: basic_regex::operator= does not reset flags kariya_mitsuru at hotmail dot com 2015-01-22 5:07 ` [Bug libstdc++/64680] " timshen at gcc dot gnu.org @ 2015-02-03 9:02 ` timshen at gcc dot gnu.org 2015-03-09 6:52 ` timshen at gcc dot gnu.org 2023-07-20 11:45 ` redi at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: timshen at gcc dot gnu.org @ 2015-02-03 9:02 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64680 --- Comment #2 from Tim Shen <timshen at gcc dot gnu.org> --- Author: timshen Date: Tue Feb 3 09:01:36 2015 New Revision: 220366 URL: https://gcc.gnu.org/viewcvs?rev=220366&root=gcc&view=rev Log: PR libstdc++/64680 Backported from mainline 2015-01-22 Tim Shen <timshen@google.com> * include/bits/regex.h (basic_regex<>::basic_regex, basic_regex<>::operator=, basic_regex<>::imbue): Conform to the standard interface. * testsuite/28_regex/basic_regex/assign/char/cstring.cc: New testcase. Modified: branches/gcc-4_9-branch/libstdc++-v3/ChangeLog branches/gcc-4_9-branch/libstdc++-v3/include/bits/regex.h branches/gcc-4_9-branch/libstdc++-v3/testsuite/28_regex/basic_regex/assign/char/cstring.cc ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/64680] basic_regex::operator= does not reset flags 2015-01-20 2:53 [Bug libstdc++/64680] New: basic_regex::operator= does not reset flags kariya_mitsuru at hotmail dot com 2015-01-22 5:07 ` [Bug libstdc++/64680] " timshen at gcc dot gnu.org 2015-02-03 9:02 ` timshen at gcc dot gnu.org @ 2015-03-09 6:52 ` timshen at gcc dot gnu.org 2023-07-20 11:45 ` redi at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: timshen at gcc dot gnu.org @ 2015-03-09 6:52 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64680 Tim Shen <timshen at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED CC| |timshen at gcc dot gnu.org Resolution|--- |FIXED --- Comment #3 from Tim Shen <timshen at gcc dot gnu.org> --- Resolved. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug libstdc++/64680] basic_regex::operator= does not reset flags 2015-01-20 2:53 [Bug libstdc++/64680] New: basic_regex::operator= does not reset flags kariya_mitsuru at hotmail dot com ` (2 preceding siblings ...) 2015-03-09 6:52 ` timshen at gcc dot gnu.org @ 2023-07-20 11:45 ` redi at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: redi at gcc dot gnu.org @ 2023-07-20 11:45 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64680 Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |4.9.3 ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2023-07-20 11:45 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2015-01-20 2:53 [Bug libstdc++/64680] New: basic_regex::operator= does not reset flags kariya_mitsuru at hotmail dot com 2015-01-22 5:07 ` [Bug libstdc++/64680] " timshen at gcc dot gnu.org 2015-02-03 9:02 ` timshen at gcc dot gnu.org 2015-03-09 6:52 ` timshen at gcc dot gnu.org 2023-07-20 11:45 ` redi at gcc dot gnu.org
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