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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Feb 2023 09:47:30.4710 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 293ec1c2-a12c-4128-6ae7-08db043955fa X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM7EUR03FT046.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV2PR08MB8677 X-Spam-Status: No, score=-12.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,GIT_PATCH_0,KAM_DMARC_NONE,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: I have noticed some warnings when building GCC for arm-eabi: pr-support.c:110:7: warning: variable ‘set_pac_sp’ set but not used [-Wunused-but-set-variable] pr-support.c:109:7: warning: variable ‘set_pac’ set but not used [-Wunused-but-set-variable] This small patch avoids them by defining these two variables undef TARGET_HAVE_PACBTI, like the code which actually uses them. libgcc/ * config/arm/pr-support.c (__gnu_unwind_execute): Use TARGET_HAVE_PACBTI to define set_pac and set_pac_sp. --- libgcc/config/arm/pr-support.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libgcc/config/arm/pr-support.c b/libgcc/config/arm/pr-support.c index 9c9d4eed85f..6c36ab47756 100644 --- a/libgcc/config/arm/pr-support.c +++ b/libgcc/config/arm/pr-support.c @@ -106,8 +106,10 @@ __gnu_unwind_execute (_Unwind_Context * context, __gnu_unwind_state * uws) { _uw op; int set_pc; +#if defined(TARGET_HAVE_PACBTI) int set_pac = 0; int set_pac_sp = 0; +#endif _uw reg; _uw sp; @@ -258,7 +260,9 @@ __gnu_unwind_execute (_Unwind_Context * context, __gnu_unwind_state * uws) if (_Unwind_VRS_Pop (context, _UVRSC_PAC, 0, _UVRSD_UINT32) != _UVRSR_OK) return _URC_FAILURE; +#if defined(TARGET_HAVE_PACBTI) set_pac = 1; +#endif continue; } @@ -266,7 +270,9 @@ __gnu_unwind_execute (_Unwind_Context * context, __gnu_unwind_state * uws) if (op == 0xb5) { _Unwind_VRS_Get (context, _UVRSC_CORE, R_SP, _UVRSD_UINT32, &sp); +#if defined(TARGET_HAVE_PACBTI) set_pac_sp = 1; +#endif continue; } -- 2.34.1