mprintf("\r%d", 3) crashes Scilab. Was OK with 6.0.2 (6.1.0 regression)

Reported by Samuel GOUGEON (@sgougeon)

BUG DESCRIPTION:
----------------
mprintf("\r%d", 3) crashes Scilab. Was OK with 6.0.2 (6.1.0 regression)

In 6.0.2, it displays
--> mprintf("\r%d",3)

3


ERROR LOG:
----------
crash


HOW TO REPRODUCE THE BUG:
-------------------------
mprintf("\r%d", 3)


OTHER INFORMATION:
------------------
see also the bug 16493