On Mon, Jan 24, 2022 at 12:21 PM Junio C Hamano <gitster@xxxxxxxxx> wrote: > > If the question is "name a compiler that breaks and is *still* in > active use", then the answer would be fuzzy (it depends on the > definition of "in active use"), but is useful to find out. `gcc -pedantic -werror` will abort the build (ISO C forbids an empty translation unit) because an empty translation unit is not syntactically correct code per ISO, as well as clang (ISO C requires a translation unit to contain at least one declaration [-Wempty-translation-unit]). Carlo