[Bug c/106465] ICE for VLA in struct in parameter of nested function

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106465

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2022-07-29
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.  The ICE is the following

> ./cc1 -quiet t.c
t.c: In function 'f':
t.c:3:17: warning: anonymous struct declared inside parameter list will not be
visible outside of this definition or declaration
    3 |   void g(int m, struct { char p[m]; } b) { }
      |                 ^~~~~~
t.c:1:5: internal compiler error: m from g referenced in f
    1 | int f()
      |     ^
0x15818d9 convert_nonlocal_reference_op
        /home/rguenther/src/trunk/gcc/tree-nested.cc:1164