[Bug c/100993] ICE with -O2: Segmentation fault, cgraph_update_edges_for_call_stmt(gimple*, tree_node*, gimple*)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100993

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |jsm28 at gcc dot gnu.org,
                   |                            |rguenth at gcc dot gnu.org
            Version|tree-ssa                    |12.0
           Keywords|                            |accepts-invalid,
                   |                            |ice-on-invalid-code

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
I suppose we should reject definitions in the __builtin_* namespace?  Joseph,
can we?  It's fine to define 'memcpy', but it should not valid to define (or
even declare?) __builtin_memcpy.