[Bug c/64768] [4.8/4.9/5 Regression] internal compiler error: tree check:=?UTF-8?Q?=20expected=20tree=20that=20contains=20=E2=80=98decl=20with=20RTL=E2=80=99=20structure?=,=?UTF-8?Q?=20have=20=E2=80=98field=5Fdecl=E2=80=99=20in=20set=5Fdecl=5Frtl?=, at emit-rtl.c:1274

[joseph at codesourcery dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64768

--- Comment #6 from joseph at codesourcery dot com <joseph at codesourcery dot com> ---
On Sat, 24 Jan 2015, mpolacek at gcc dot gnu.org wrote:

> typedef int A[];
> struct { int i; A a; } a;

This is valid code for C99 and above / gnu89 (i.e., it's valid to use a 
typedef when declaring a flexible array member, whenever flexible array 
members are accepted).