{"id":2221236,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2221236/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/20260408205924.31756-1-tkaminsk@redhat.com/","project":{"id":17,"url":"http://patchwork.ozlabs.org/api/1.1/projects/17/?format=json","name":"GNU Compiler Collection","link_name":"gcc","list_id":"gcc-patches.gcc.gnu.org","list_email":"gcc-patches@gcc.gnu.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260408205924.31756-1-tkaminsk@redhat.com>","date":"2026-04-08T20:56:56","name":"libstdc++: Fix duplicated export on basic_string::_M_disjunct on Solaris.","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"082d87bee7eb9a18e2c9a7c9464a0acea2d1a2e6","submitter":{"id":90409,"url":"http://patchwork.ozlabs.org/api/1.1/people/90409/?format=json","name":"Tomasz Kamiński","email":"tkaminsk@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/20260408205924.31756-1-tkaminsk@redhat.com/mbox/","series":[{"id":499217,"url":"http://patchwork.ozlabs.org/api/1.1/series/499217/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=499217","date":"2026-04-08T20:56:56","name":"libstdc++: Fix duplicated export on basic_string::_M_disjunct on Solaris.","version":1,"mbox":"http://patchwork.ozlabs.org/series/499217/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2221236/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2221236/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=jDrTqh94;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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charset=\"US-ASCII\"; x-default=true","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"The patterns for cow_string that were split to exclude starts_with,\nends_with, did not include name starting with _:\n _ZNKSs[0-9][0-9][a-z]*;\n _ZNKSbIwSt11char_traitsIwESaIwEE[0-9][0-9][a-z]*;\n\nThis was not caught on x86_64-linux as _M_disjunt was already exported\nin 3.4 version (when HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT\nis defined).\n\nlibstdc++-v3/ChangeLog:\n\n\t* config/abi/pre/gnu.ver (GLIBCXX_3.4): Remove _ZNKSs11_[MS]_*\n\tand _ZNKSbIwSt11char_traitsIwESaIwEE11_[MS]_* patterns.\n---\nI got this patterns wrong, because SSO string pattern includes _M_disjunct,\nand I have seen this funciton being exported in 3.4 version on linux.\n\nTested on x86_64-linux (check-abi and baseline). Rainer confirmed it fixes \nSolaris. OK for trunk?\n\n libstdc++-v3/config/abi/pre/gnu.ver | 2 --\n 1 file changed, 2 deletions(-)","diff":"diff --git a/libstdc++-v3/config/abi/pre/gnu.ver b/libstdc++-v3/config/abi/pre/gnu.ver\nindex 2ff2aa02383..624de951d41 100644\n--- a/libstdc++-v3/config/abi/pre/gnu.ver\n+++ b/libstdc++-v3/config/abi/pre/gnu.ver\n@@ -270,7 +270,6 @@ GLIBCXX_3.4 {\n _ZNKSs[5-9][a-b]*;\n _ZNKSs[0-8][d-e]*;\n _ZNKSs[0-9][g-z]*;\n- _ZNKSs11_[MS]_*;\n _ZNKSs1[2-8][a-z]*;\n _ZNKSs[2-9][0-9][a-z]*;\n _ZNKSs4find*;\n@@ -343,7 +342,6 @@ GLIBCXX_3.4 {\n _ZNKSbIwSt11char_traitsIwESaIwEE[5-9][a-b]*;\n _ZNKSbIwSt11char_traitsIwESaIwEE[0-8][d-e]*;\n _ZNKSbIwSt11char_traitsIwESaIwEE[0-9][g-z]*;\n- _ZNKSbIwSt11char_traitsIwESaIwEE11_[MS]_*;\n _ZNKSbIwSt11char_traitsIwESaIwEE1[2-8][a-z]*;\n _ZNKSbIwSt11char_traitsIwESaIwEE[2-9][0-9][a-z]*;\n _ZNKSbIwSt11char_traitsIwESaIwEE[abd-z]*;\n","prefixes":[]}