From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 06C313850401; Tue, 2 Feb 2021 16:19:35 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 06C313850401 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/98937] New: [11 Regression] pointer_query cache leaks Date: Tue, 02 Feb 2021 16:19:35 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Feb 2021 16:19:36 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98937 Bug ID: 98937 Summary: [11 Regression] pointer_query cache leaks Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: rguenth at gcc dot gnu.org Target Milestone: --- =3D=3D25237=3D=3D 2,634,236 bytes in 1 blocks are possibly lost in loss rec= ord 9,732 of 9,737 =3D=3D25237=3D=3D at 0x4C308BF: realloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) =3D=3D25237=3D=3D by 0x1547AFC: xrealloc (xmalloc.c:179) =3D=3D25237=3D=3D by 0x67CB71: reserve (vec.h:290) =3D=3D25237=3D=3D by 0x67CB71: reserve (vec.h:1778) =3D=3D25237=3D=3D by 0x67CB71: safe_grow (vec.h:1926) =3D=3D25237=3D=3D by 0x67CB71: safe_grow_cleared (vec.h:1945) =3D=3D25237=3D=3D by 0x67CB71: pointer_query::put_ref(tree_node*, access= _ref const&, int) (builtins.c:705) =3D=3D25237=3D=3D by 0x6864DF: compute_objsize_r(tree_node*, int, access= _ref*, ssa_name_limit_t&, pointer_query*) (builtins.c:5739) =3D=3D25237=3D=3D by 0x68CEAD: compute_objsize(tree_node*, int, access_r= ef*, pointer_query*) (builtins.c:5775) =3D=3D25237=3D=3D by 0xC4BFD1: maybe_warn_overflow(gimple*, tree_node*, pointer_query&, strinfo*, bool, bool) (tree-ssa-strlen.c:1952) =3D=3D25237=3D=3D by 0xC5642F: handle_builtin_memset (tree-ssa-strlen.c:= 3687) =3D=3D25237=3D=3D by 0xC5642F: strlen_check_and_optimize_call (tree-ssa-strlen.c:5178) =3D=3D25237=3D=3D by 0xC5642F: check_and_optimize_stmt (tree-ssa-strlen.= c:5359) =3D=3D25237=3D=3D by 0xC5642F: strlen_dom_walker::before_dom_children(basic_block_def*) (tree-ssa-strlen.c:5602) =3D=3D25237=3D=3D by 0x13366A4: dom_walker::walk(basic_block_def*) (domw= alk.c:309) =3D=3D25237=3D=3D by 0xC49ABE: (anonymous namespace)::printf_strlen_execute(function*, bool) (tree-ssa-strlen.c:5668) =3D=3D25237=3D=3D by 0x9E58A3: execute_one_pass(opt_pass*) (passes.c:256= 7) =3D=3D25237=3D=3D by 0x9E6100: execute_pass_list_1(opt_pass*) (passes.c:= 2656) =3D=3D25237=3D=3D by 0x9E6112: execute_pass_list_1(opt_pass*) (passes.c:= 2657) looks like there's no DTOR for pointer_query::cache_type so strlen_dom_walk= er will not release the two vectors.=