topic Re: undefined reference to `__pformatter' in Kinetis Microcontrollers

undefined reference to `__pformatter'

Saikiran — Mon, 07 Jun 2021 15:38:14 GMT

Currently I am porting MQX4.1 project to MQX4.2 which is running on MK60FN1M0VLQ12 controller. we want to use UART for debug output application is building properly but at linking stage showing error ARM_GCC_Support/ewl/EWL_C/src/stdio/vsnprintf.c:58: undefined reference to `__pformatter' related to ewl library, please suggest possible solution for this issue.

Regards,

Saikiran

Re: undefined reference to `__pformatter'

danielchen — Wed, 09 Jun 2021 03:21:50 GMT

Hi @Saikiran

Please refer to below link: "undefined reference to __pformatter"

https://community.nxp.com/t5/CodeWarrior-Development-Tools/error-quot-undefined-reference-to-pformatter-quot-when-using/m-p/405209

I hope it helps.

Regards

Daniel

Re: undefined reference to `__pformatter'

Saikiran — Thu, 10 Jun 2021 11:03:02 GMT

Hi @danielchen

Thanks for the Help, I tried the solution provided by you still the issue is not provided. found below ticket similar to my issue.

https://community.nxp.com/t5/S32-Design-Studio-Knowledge-Base/How-to-use-printf-function-in-S32DS-for-Power-Architecture-using/ta-p/1118901

changed linker settings flags and it worked issue resolved.

Regards,

Saikiran.M