Looks like the msp430-gdb package has been fixed to resolve the
installation problem of a conflicting file.
Package: tinyos-msp430
Architecture: all
Package: tinyos-msp430
Architecture: all
-Depends: binutils-msp430, msp430mcu, gcc-msp430, msp430-libc, libgmp3c2
+Depends: binutils-msp430, gcc-msp430, msp430mcu, msp430-libc, gdb-msp430,
+ mspdebug, libgmp3c2
Provides: tinyos-toolchain
Conflicts:
Priority: extra
Provides: tinyos-toolchain
Conflicts:
Priority: extra