[Buildroot] [PATCH] package/gdb: fix gdb python support with python 3.8

[Peter Korsgaard]

>>>>> "Romain" == Romain Naour <romain.naour at gmail.com> writes:

 > CPython 3.8 has added a new Syntax Warning that print
 > a waring at runtime while unsing gdb python support.

 > $ gdb -ex "python import os"
 > /usr/share/gdb/python/gdb/command/prompt.py:48: SyntaxWarning: "is not" with a literal. Did you mean "!="?
 >   if self.value is not '':
 > /usr/share/gdb/python/gdb/command/prompt.py:60: SyntaxWarning: "is not" with a literal. Did you mean "!="?
 >   if self.value is not '':

 > Backport an upstream patch for this:
 > https://sourceware.org/git/?p=binutils-gdb.git;a=commitdiff;h=b6484282f85bf7f11451b2441599c241d302ad9d

 > Signed-off-by: Romain Naour <romain.naour at gmail.com>

Committed to 2020.05.x, thanks.

-- 
Bye, Peter Korsgaard