GDB 7.12 发布，程序调试利器

y23335793

* New target support: Andes NDS32 (nds32*-*-elf)　　

　　
* Rust: Debugging programs written in Rust is now supported.
　　

　　
* Fortran: Support structures with fields of dynamic types and
　　
   arrays of dynamic types.
　　

　　
* Various Python enhancements (new convenience functions,
　　
   enhanced support for breakpoints).
　　

　　
* Various GDBserver enhancements:  
　　
  ** btrace recording without maintaining an active GDB connection.
　　
    ** tracepoints and fast tracepoints support added on s390-linux,
　　
       s390x-linux, powerpc64-linux, and powerpc64le-linux.
　　

　　
* Support for the following remote target protocols and ROM monitors
　　
   has been removed:
　　

　　
   target m32rsdi        Remote M32R debugging over SDI
　　
   target mips           MIPS remote debugging protocol
　　
   target pmon           PMON ROM monitor
　　
   target ddb            NEC's DDB variant of PMON for Vr4300
　　
   target rockhopper     NEC RockHopper variant of PMON
　　
   target lsi            LSI variant of PMO