From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1647) id 2BDFF385B507; Fri, 24 Feb 2023 21:14:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2BDFF385B507 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1677273279; bh=Unq6uPhfeELR7inO78baEj5rgVpEgEk3cXcgkcbLsMw=; h=From:To:Subject:Date:From; b=KsMlReIRDhvndFrs7Qxp5lJo8AnI9NNWK4lDXVGcuPnCAoZO1MSNkM4HhSsgoaLHm euHflL2elmXcU19UcaT1Wtl6kAdBIhK8ik/M6wzTtttmQo+xdlORSUYZ7jMrAuD1ZG zeuWpu2rv+q3+3KeKOc6aQAR3/Cfn8tzSWBOlPBI= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Mikael Morin To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-6337] fortran: Plug leak of associated_dummy memory. [PR108923] X-Act-Checkin: gcc X-Git-Author: Mikael Morin X-Git-Refname: refs/heads/master X-Git-Oldrev: 45f406c4f62e516b58dcda20b5a7aa43ff0aa0f3 X-Git-Newrev: 24c9edfa73632276d7698c103f35833f29804d98 Message-Id: <20230224211439.2BDFF385B507@sourceware.org> Date: Fri, 24 Feb 2023 21:14:39 +0000 (GMT) List-Id: https://gcc.gnu.org/g:24c9edfa73632276d7698c103f35833f29804d98 commit r13-6337-g24c9edfa73632276d7698c103f35833f29804d98 Author: Mikael Morin Date: Fri Feb 24 22:11:17 2023 +0100 fortran: Plug leak of associated_dummy memory. [PR108923] This fixes a memory leak by accompanying the release of gfc_actual_arglist elements' memory with a release of the associated_dummy field memory (if allocated). Actual argument copy is adjusted as well so that each copy can free its field independently. PR fortran/108923 gcc/fortran/ChangeLog: * expr.cc (gfc_free_actual_arglist): Free associated_dummy memory. (gfc_copy_actual_arglist): Make a copy of the associated_dummy field if it is set in the original element. Diff: --- gcc/fortran/expr.cc | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/gcc/fortran/expr.cc b/gcc/fortran/expr.cc index c295721b9d6..4662328bf31 100644 --- a/gcc/fortran/expr.cc +++ b/gcc/fortran/expr.cc @@ -545,6 +545,7 @@ gfc_free_actual_arglist (gfc_actual_arglist *a1) a2 = a1->next; if (a1->expr) gfc_free_expr (a1->expr); + free (a1->associated_dummy); free (a1); a1 = a2; } @@ -565,6 +566,12 @@ gfc_copy_actual_arglist (gfc_actual_arglist *p) new_arg = gfc_get_actual_arglist (); *new_arg = *p; + if (p->associated_dummy != NULL) + { + new_arg->associated_dummy = gfc_get_dummy_arg (); + *new_arg->associated_dummy = *p->associated_dummy; + } + new_arg->expr = gfc_copy_expr (p->expr); new_arg->next = NULL;