[Bug c/64709] [5 Regression] Bogus -Wmissing-field-initializers warning

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64709

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
What value will constructor_zeroinit have if it has a single element which is
not integer_zerop?  Should we set it to 0 in that case?