$ sudo apt-get --reinstall install libstdc++6
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 2 reinstalled, 0 to remove and 1 not upgraded.
Need to get 561 kB of archives.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Get:1 http://httpredir.debian.org/debian/ jessie/main libstdc++6 amd64 4.9.2-10 [273 kB]
Get:2 http://httpredir.debian.org/debian/ jessie/main libstdc++6 i386 4.9.2-10 [288 kB]
Fetched 561 kB in 0s (1,222 kB/s)
(Reading database ... 174250 files and directories currently installed.)
Preparing to unpack .../libstdc++6_4.9.2-10_amd64.deb ...
Unpacking libstdc++6:amd64 (4.9.2-10) over (4.9.2-10) ...
Preparing to unpack .../libstdc++6_4.9.2-10_i386.deb ...
Unpacking libstdc++6:i386 (4.9.2-10) over (4.9.2-10) ...
Setting up libstdc++6:amd64 (4.9.2-10) ...
Setting up libstdc++6:i386 (4.9.2-10) ...
Processing triggers for libc-bin (2.19-18+deb8u7) ...