failed to merge target specific data of a filehttps://devzone.nordicsemi.com/f/nordic-q-a/27809/failed-to-merge-target-specific-data-of-a-fileHi everyone, I&#39;m trying to compile a ble_app_uart exemple using my own Makefile (The exemple compiles and works fine), but i got an error from the linker. error: objects_application/main.o uses VFP register arguments, objects_application/TeepTrakApp52en-USTelligent Community 13Tue, 05 Dec 2017 14:31:02 GMTRE: failed to merge target specific data of a filehttps://devzone.nordicsemi.com/thread/109668?ContentTypeID=1Tue, 05 Dec 2017 14:31:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e9a5e323-1aee-485b-89fb-ff838858e89fMartinBL<p>Hi,</p> <p>I copy pasted your flags into the original Makefile and it compiled fine. Have you seen the <a href="https://stackoverflow.com/questions/23123431/arm-linking-error-uses-vfp-register-arguments-main-elf-does-not-on-windows-8">solutions on stackoverflow</a>? Can you post your entire makefile?</p><div style="clear:both;"></div>