On 2016-09-05 15:16, Philipp Stephani wrote:
> emacs -Q -eval '(setq blink-cursor-delay 0.0)'

Indeed, I can reproduce this too.
Clément.

In GNU Emacs 25.1.50.7 (x86_64-pc-linux-gnu, GTK+ Version 3.18.9)
 of 2016-07-20 built on clem-w50-mint
Repository revision: a1a0c208e3e895a6ea0942e8e5c4077faf12c7ad
Windowing system distributor 'The X.Org Foundation', version 11.0.11803000
System Description:	Linux Mint 18 Sarah