[Bug fortran/79859] diagnostics: argument quoted twice in "No initializer for allocatable compoonent"

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79859

--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Patch posted at https://gcc.gnu.org/ml/fortran/2017-03/msg00086.html.