Hello everyone, i am trying to write a flashloader for a STM32F4 SPI-Flash. I included the CMSIS Libs (gpio, rcc and spi) to the build and copied the Flash Read/Write Functions, that use the CMSIS libs to the FlashPrg.c The Debugbuild is successfull and works fine on the Platform. When i switched to the Releasebuild the First error was: C:/Program Files/SEGGER/SEGGER Embedded Studio for ARM 5.20a/gcc/arm-none-eabi/bin/ld: Output/Release/Exe/Template_CortexM.elf section .text.libc.__uint32_div' w…