[Bug c/66066] [6 Regression] r222889 causes bogus error: initializer element is not constant

[clyon at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66066

--- Comment #8 from clyon at gcc dot gnu.org ---
Can we consider moving this to -pedantic as suggested by Richard in comment #4?

Full compiler builds are broken because of this.

Thanks