[Bug tree-optimization/91010] ICE: Segmentation fault (in location_wrapper_p)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91010

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2019-06-27
                 CC|                            |jakub at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.

Program received signal SIGSEGV, Segmentation fault.
0x00000000008cff4e in location_wrapper_p (exp=<tree 0x0>)
    at /space/rguenther/src/svn/trunk2/gcc/tree.h:3854
3854      if ((TREE_CODE (exp) == NON_LVALUE_EXPR
(gdb) 
#4  0x00000000018050fe in scan_operand_equal_p (ref1=
    <component_ref 0x7ffff6a065a0>, ref2=<component_ref 0x7ffff69f4de0>)
    at /space/rguenther/src/svn/trunk2/gcc/tree-vect-stmts.c:6351
6351      if (!operand_equal_p (offset1, offset2, 0))

and offset1/offset2 are NULL_TREE.  Jakub, this is yours.