Article View: pl.comp.programming
Article #217598Re: rzadki bład w programie w C++
From: Robert Magdziarz
Date: Fri, 27 Aug 2021 14:58
Date: Fri, 27 Aug 2021 14:58
20 lines
4096 bytes
4096 bytes
piątek, 27 sierpnia 2021 o 14:42:06 UTC+2 heby napisał(a): > On 27/08/2021 08:04, Robert Magdziarz wrote: > > ==4215== by 0x43783B: backslash_special(std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >) (common.hpp:404) > > ==4215== by 0x4389FC: exec_php_script(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >) (common.hpp:409) > Gdzieś w tej okolicy możesz działać na niezainicjowanej pamięci. Albo > wyskoczyłeś poza zakres tablicy albo wręcz przekazałałeś zdeallokowany > pointer wskazujacy w kosmos. > > ==4215== Conditional jump or move depends on uninitialised value(s) > > ==4215== by 0x424ABA: is_subdir_of_any(std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >, std::vector<std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >, std::allocator<std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > > > const&) (common.cpp:476) > > ==4215== by 0x452EC6: obfuscator::remember_identifiers(std::__cxx11::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >, identifiers_vector*, bool, bool) (obfuscator.cpp:1440) > Tu podobnie. > > Sprawdź co robisz w tych linijkach, które podpowiedział valgrind. kod wygląda ok > Przy okazji: kompilowałeś program z -O0? Takie błedy często się > ujawniają po wyłączeniu optymalizacji. co to znaczy "ujawniają się"? core dumped?
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X-Received: by 2002:a37:8d3:: with SMTP id 202mr9462389qki.417.1630076313430; Fri, 27 Aug 2021 07:58:33 -0700 (PDT) X-Received: by 2002:a05:622a:84:: with SMTP id o4mr8585568qtw.174.1630076313256; Fri, 27 Aug 2021 07:58:33 -0700 (PDT) Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!news.icm.edu.pl!newsfeed.pionier.net.pl!2.eu.feeder.erje.net!feeder.erje.net!newsfeed.xs4all.nl!newsfeed9.news.xs4all.nl!tr1.eu1.usenetexpress.com!feeder.usenetexpress.com!tr1.iad1.usenetexpress.com!border1.nntp.dca1.giganews.com!nntp.giganews.com!news-out.google.com!nntp.google.com!postnews.google.com!google-groups.googlegroups.com!not-for-mail Newsgroups: pl.comp.programming Date: Fri, 27 Aug 2021 07:58:33 -0700 (PDT) In-Reply-To: <sgamir$p9$1@dont-email.me> Injection-Info: google-groups.googlegroups.com; posting-host=2a00:f41:8081:82bd:6966:b8a:d1d6:2634; posting-account=RisGjQoAAABn52Xt4Qe_spC4J60eD_kY NNTP-Posting-Host: 2a00:f41:8081:82bd:6966:b8a:d1d6:2634 References: <903213e7-90d8-443c-98f4-7ccefb998340n@googlegroups.com> <2edb8323-e973-42ee-941a-741c0673ff77n@googlegroups.com> <c1d2a942-4e7c-4452-824d-71a8db594048n@googlegroups.com> <3dfd68ef-d0fb-47f4-a2ce-e9c069713457n@googlegroups.com> <f1fb5dec-5ffe-45da-9bee-4521b3d17477n@googlegroups.com> <41fd5c32-23e3-47d2-868a-172ab784564an@googlegroups.com> <2fb81a33-e9ab-4c16-a2a2-3af25e2d5a21n@googlegroups.com> <5e4a621a-ada0-4350-8ac4-bf03d7fc27aen@googlegroups.com> <c6d69e80-6bcd-4d79-8fb3-eff50dec2a7bn@googlegroups.com> <a03f31d6-82b0-415e-8819-78b1b9a69143n@googlegroups.com> <9d3d02b7-f835-4126-b95b-08267aa6d29dn@googlegroups.com> <b642989a-1eb6-40e6-8c7b-51922ef55d3en@googlegroups.com> <12550858-b36e-4328-b486-cad8f509dcf0n@googlegroups.com> <aec58231-a12c-45e7-a4f4-507f70f32d02n@googlegroups.com> <sg8o4g$1jc$1@dont-email.me> <cbbca008-d37a-49e6-bf6f-a3134bec3b21n@googlegroups.com> <sg8rh6$pb4$1@dont-email.me> <e2c4e260-f31f-4692-9ecb-bfb14f7bd199n@googlegroups.com> <sgamir$p9$1@dont-email.me> User-Agent: G2/1.0 MIME-Version: 1.0 Message-ID: <15556ae9-9ef1-489a-a45d-a04048e28044n@googlegroups.com> Subject: Re: rzadki bład w programie w C++ From: Robert Magdziarz <rmagdziarz2018@rmagdziarz2018.e-kei.pl> Injection-Date: Fri, 27 Aug 2021 14:58:33 +0000 Lines: 38 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit