On Wed, 8 Aug 2018, Martin Sebor wrote:
> Jason/Joseph, is this meant to be accepted? It's rejected with
> a hard error with -Wpedantic but I don't see any tests for it:
>
> warning: ISO C forbids empty initializer braces [-Wpedantic]
> const char x[] = { };
> ^
> error: zero or negative size array ‘b’
> const char x[] = { };
> ^
>
> I'll avoid handling it but I'm not sure I should add a test case
> for it if it's accepted by mistake (and if I should open a bug
> to reject it instead).
It's a perfectly ordinary combination of two GNU extensions (zero-size
arrays, and empty initializer braces), so yes, it should be accepted, and
have size 0 (but -pedantic should produce a pedwarn, not a hard error).
--
Joseph S. Myers
jos...@codesourcery.com
