'declare -f|-F FUNCNAME' fails if FUNCNAME contains a '['

[oliver . physik]

Configuration Information [Automatically generated, do not change]:
Machine: x86_64
OS: linux-gnu
Compiler: gcc
Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64' 
-DCONF_OSTYPE='linux-gnu' -DCONF_MACHTYPE='x86_64-pc-linux-gnu' -DCONF_VENDO$
uname output: Linux deb 4.4.0-31-generic #50-Ubuntu SMP Wed Jul 13 00:07:12 UTC 
2016 x86_64 x86_64 x86_64 GNU/Linux
Machine Type: x86_64-pc-linux-gnu

Bash Version: 4.3
Patch Level: 46
Release Status: release

Description:
        If a function FUNCNAME contains the '[' character, 'declare -F 
FUNCNAME' and 'declare -f FUNCNAME'
        fails:
                bash: declare: `[': not a valid identifier
        If called without argument FUNCNAME (to display all declared functions) 
FUNCNAME is displayed
        correctly.

Best wishes
Oliver Physik