On Thu, 23 Feb 2023, Qing Zhao via Gcc-patches wrote:
> But the following:
>
> struct flex1 { int length1; char data1[]; };
> struct flex2 { int length2; char data2[]; };
> union union_flex { struct flex1 f1; struct flex2 f2; }; /* this is C
> standard. */
>
> struct out_flex { int n; union union_flex flex_data1;}; /* this is GNU
> extension. */
>
> Should add this item into the documentation?
"union that contains a structure with a flexible array member" is just
like "structure with a flexible array member". I suppose the
documentation should try to make that clear, without repeating it too much
for every separate case.
--
Joseph S. Myers
jos...@codesourcery.com
