[Bug ipa/64282] [5 Regression] ICE in gimple_get_virt_method_for_vtable, at gimple-fold.c:5635
hubicka at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Tue Jan 20 05:40:00 GMT 2015
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64282
--- Comment #4 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
The reduced testcase does not seem to reproduce for me. The ICE is however
just overactive sanity check - the program is invalid and accesses random data
as vtable pointer. In this case we can just optimize to unreachable instead of
ICEing. I am testing the following:
Index: gimple-fold.c
===================================================================
--- gimple-fold.c (revision 219876)
+++ gimple-fold.c (working copy)
@@ -5649,7 +5649,6 @@ gimple_get_virt_method_for_vtable (HOST_
if (TREE_CODE (v) != VAR_DECL
|| !DECL_VIRTUAL_P (v))
{
- gcc_assert (in_lto_p);
/* Pass down that we lost track of the target. */
if (can_refer)
*can_refer = false;
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