gdb-arm-none-eabi - 7.12-6+9+b2 main

Bare metal GNU debugger for embedded ARM chips using Cortex-M0/M0+/M3/M4,
Cortex-R4/R5/R7 and Cortex-A* processors. GDB is a source-level debugger,
capable of breaking programs at any specific line, displaying variable values,
and determining where errors occurred.