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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Dec 2022 18:35:32.4271 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 8ebc2273-0897-4a03-a8fc-08dae5147961 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: AM7EUR03FT014.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR08MB10290 X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,FORGED_SPF_HELO,KAM_DMARC_NONE,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE,TXREP,UNPARSEABLE_RELAY autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Hi Alex,=0A= =0A= >=A0 =A0=A0=A0=A0if (dst =3D=3D end)=0A= >=A0 =A0=A0=A0=A0=A0=A0=A0 return end;=0A= >=A0 =A0=A0=A0=A0if (stp_unlikely(dst =3D=3D NULL))=A0 // Allow chaining wi= th stpeprintf().=0A= >=A0 =A0=A0=A0=A0=A0=A0=A0 return NULL;=0A= =0A= > Oh, and the two branches above can be optimized into a branch that return= s dst. =0A= =0A= How? There will be 2 branches since you're doing 2 checks here...=0A= =0A= Cheers,=0A= Wilco=