https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57694
Klaus Rudolph <lts-rudolph at gmx dot de> changed: What |Removed |Added ---------------------------------------------------------------------------- Version|4.8.1 |4.9.0 Known to fail|4.9.0 |4.8.3 --- Comment #1 from Klaus Rudolph <lts-rudolph at gmx dot de> --- I retested the problem with 4.9.0 and got sorry, unimplemented: use of the value of the object being constructed in a constant expression