From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id C5BC246AA1; Thu, 3 Jul 2025 19:03:17 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 82C7540267; Thu, 3 Jul 2025 19:03:17 +0200 (CEST) Received: from inbox.dpdk.org (inbox.dpdk.org [95.142.172.178]) by mails.dpdk.org (Postfix) with ESMTP id 97A8E40264 for ; Thu, 3 Jul 2025 19:03:15 +0200 (CEST) Received: by inbox.dpdk.org (Postfix, from userid 33) id 857D246AE7; Thu, 3 Jul 2025 19:03:15 +0200 (CEST) From: bugzilla@dpdk.org To: dev@dpdk.org Subject: [DPDK/core Bug 1742] trace: duplicate shadow of same variable Date: Thu, 03 Jul 2025 17:03:15 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: DPDK X-Bugzilla-Component: core X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: minor X-Bugzilla-Who: stephen@networkplumber.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: dev@dpdk.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: multipart/alternative; boundary=17515621950.A38C0.1307483 Content-Transfer-Encoding: 7bit X-Bugzilla-URL: https://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org --17515621950.A38C0.1307483 Date: Thu, 3 Jul 2025 19:03:15 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All https://bugs.dpdk.org/show_bug.cgi?id=3D1742 Bug ID: 1742 Summary: trace: duplicate shadow of same variable Product: DPDK Version: unspecified Hardware: All OS: All Status: UNCONFIRMED Severity: minor Priority: Normal Component: core Assignee: dev@dpdk.org Reporter: stephen@networkplumber.org Target Milestone: --- The variable name 'trace' is used in different places and will get flagged = as warning with -Wshadow. Confusing and error prone [48/3418] Compiling C object lib/librte_eal.a.p/eal_common_eal_common_trace= .c.o ../lib/eal/common/eal_common_trace.c: In function =E2=80=98trace_lcore_mem_= dump=E2=80=99: ../lib/eal/common/eal_common_trace.c:273:23: warning: declaration of =E2=80= =98trace=E2=80=99 shadows a global declaration [-Wshadow] 273 | struct trace *trace =3D trace_obj_get(); | ^~~~~ ../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h= ere 27 | static struct trace trace =3D { .args =3D STAILQ_HEAD_INITIALIZER(trace.args), }; | ^~~~~ ../lib/eal/common/eal_common_trace.c: In function =E2=80=98rte_trace_dump= =E2=80=99: ../lib/eal/common/eal_common_trace.c:298:34: warning: declaration of =E2=80= =98tp_list=E2=80=99 shadows a global declaration [-Wshadow] 298 | struct trace_point_head *tp_list =3D trace_list_head_get(); | ^~~~~~~ ../lib/eal/common/eal_common_trace.c:26:32: note: shadowed declaration is h= ere 26 | static struct trace_point_head tp_list =3D STAILQ_HEAD_INITIALIZER(tp_list); | ^~~~~~~ ../lib/eal/common/eal_common_trace.c:299:23: warning: declaration of =E2=80= =98trace=E2=80=99 shadows a global declaration [-Wshadow] 299 | struct trace *trace =3D trace_obj_get(); | ^~~~~ ../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h= ere 27 | static struct trace trace =3D { .args =3D STAILQ_HEAD_INITIALIZER(trace.args), }; | ^~~~~ ../lib/eal/common/eal_common_trace.c: In function =E2=80=98__rte_trace_mem_per_thread_alloc=E2=80=99: ../lib/eal/common/eal_common_trace.c:334:23: warning: declaration of =E2=80= =98trace=E2=80=99 shadows a global declaration [-Wshadow] 334 | struct trace *trace =3D trace_obj_get(); | ^~~~~ ../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h= ere 27 | static struct trace trace =3D { .args =3D STAILQ_HEAD_INITIALIZER(trace.args), }; | ^~~~~ ../lib/eal/common/eal_common_trace.c: In function =E2=80=98trace_mem_per_th= read_free=E2=80=99: ../lib/eal/common/eal_common_trace.c:411:23: warning: declaration of =E2=80= =98trace=E2=80=99 shadows a global declaration [-Wshadow] 411 | struct trace *trace =3D trace_obj_get(); | ^~~~~ ../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h= ere 27 | static struct trace trace =3D { .args =3D STAILQ_HEAD_INITIALIZER(trace.args), }; | ^~~~~ ../lib/eal/common/eal_common_trace.c: In function =E2=80=98trace_mem_free= =E2=80=99: ../lib/eal/common/eal_common_trace.c:441:23: warning: declaration of =E2=80= =98trace=E2=80=99 shadows a global declaration [-Wshadow] 441 | struct trace *trace =3D trace_obj_get(); | ^~~~~ ../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h= ere 27 | static struct trace trace =3D { .args =3D STAILQ_HEAD_INITIALIZER(trace.args), }; | ^~~~~ --=20 You are receiving this mail because: You are the assignee for the bug.= --17515621950.A38C0.1307483 Date: Thu, 3 Jul 2025 19:03:15 +0200 MIME-Version: 1.0 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All
Bug ID 1742
Summary trace: duplicate shadow of same variable
Product DPDK
Version unspecified
Hardware All
OS All
Status UNCONFIRMED
Severity minor
Priority Normal
Component core
Assignee dev@dpdk.org
Reporter stephen@networkplumber.org
Target Milestone --- 

The variable name 'trace' is used =
in different places and will get flagged as
warning with -Wshadow. Confusing and error prone

[48/3418] Compiling C object lib/librte_eal.a.p/eal_common_eal_common_trace=
.c.o
../lib/eal/common/eal_common_trace.c: In function =E2=80=98trace_lcore_mem_=
dump=E2=80=99:
../lib/eal/common/eal_common_trace.c:273:23: warning: declaration of =E2=80=
=98trace=E2=80=99
shadows a global declaration [-Wshadow]
  273 |         struct trace *trace =3D trace_obj_get();
      |                       ^~~~~
../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h=
ere
   27 | static struct trace trace =3D { .args =3D
STAILQ_HEAD_INITIALIZER(trace.args), };
      |                     ^~~~~
../lib/eal/common/eal_common_trace.c: In function =E2=80=98rte_trace_dump=
=E2=80=99:
../lib/eal/common/eal_common_trace.c:298:34: warning: declaration of =E2=80=
=98tp_list=E2=80=99
shadows a global declaration [-Wshadow]
  298 |         struct trace_point_head *tp_list =3D trace_list_head_get();
      |                                  ^~~~~~~
../lib/eal/common/eal_common_trace.c:26:32: note: shadowed declaration is h=
ere
   26 | static struct trace_point_head tp_list =3D
STAILQ_HEAD_INITIALIZER(tp_list);
      |                                ^~~~~~~
../lib/eal/common/eal_common_trace.c:299:23: warning: declaration of =E2=80=
=98trace=E2=80=99
shadows a global declaration [-Wshadow]
  299 |         struct trace *trace =3D trace_obj_get();
      |                       ^~~~~
../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h=
ere
   27 | static struct trace trace =3D { .args =3D
STAILQ_HEAD_INITIALIZER(trace.args), };
      |                     ^~~~~
../lib/eal/common/eal_common_trace.c: In function
=E2=80=98__rte_trace_mem_per_thread_alloc=E2=80=99:
../lib/eal/common/eal_common_trace.c:334:23: warning: declaration of =E2=80=
=98trace=E2=80=99
shadows a global declaration [-Wshadow]
  334 |         struct trace *trace =3D trace_obj_get();
      |                       ^~~~~
../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h=
ere
   27 | static struct trace trace =3D { .args =3D
STAILQ_HEAD_INITIALIZER(trace.args), };
      |                     ^~~~~
../lib/eal/common/eal_common_trace.c: In function =E2=80=98trace_mem_per_th=
read_free=E2=80=99:
../lib/eal/common/eal_common_trace.c:411:23: warning: declaration of =E2=80=
=98trace=E2=80=99
shadows a global declaration [-Wshadow]
  411 |         struct trace *trace =3D trace_obj_get();
      |                       ^~~~~
../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h=
ere
   27 | static struct trace trace =3D { .args =3D
STAILQ_HEAD_INITIALIZER(trace.args), };
      |                     ^~~~~
../lib/eal/common/eal_common_trace.c: In function =E2=80=98trace_mem_free=
=E2=80=99:
../lib/eal/common/eal_common_trace.c:441:23: warning: declaration of =E2=80=
=98trace=E2=80=99
shadows a global declaration [-Wshadow]
  441 |         struct trace *trace =3D trace_obj_get();
      |                       ^~~~~
../lib/eal/common/eal_common_trace.c:27:21: note: shadowed declaration is h=
ere
   27 | static struct trace trace =3D { .args =3D
STAILQ_HEAD_INITIALIZER(trace.args), };
      |                     ^~~~~

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