wrote in message news:244b242a-09a8-48d2-918b-77e9b171098f@googlegroups.com... Le mardi 8 mai 2018 11:03:38 UTC+2, Paul Rubin a écrit : ... >> The revision 622 comment says "regressed 'Image to pre-Ada-2012 form, >> for pleasing gcc version 5.4.0 20160609". But I'm using the default >> GNAT with Debian 9 and that seems to use gcc6. Is that supposed to >> support Ada 2012? I thought last time I played with it, I was able to >> use Ada 2012 features. > >My mistake: I thought Value'Image was Ada 2012, but it seems to be a > Ada 2020 feature put early into GNAT. Neither: it was added by the 2016 Corrigendum to Ada 2012. Formally, that's Ada 2012 (a corrigendum is a "correction" to the Standard, not a new version), but you need a very recent compiler for that to be the case in practice. I usually say something like "Ada 2012 as corrected by TC1". Randy.