[Bug tree-optimization/81354] [5/6 Regression] Segmentation fault in SSA Strength Reduction using -O3

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81354

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
                 CC|                            |wschmidt at gcc dot gnu.org
   Target Milestone|---                         |5.5

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Program received signal SIGSEGV, Segmentation fault.
0x00000000019c11f3 in record_phi_increments (basis=0x29dd3d0, phi=
    <gimple_phi 0x7ffff6a14800>)
    at
/space/rguenther/src/svn/gcc-6-branch/gcc/gimple-ssa-strength-reduction.c:2559
2559      slsr_cand_t phi_cand = *stmt_cand_map->get (phi);


Bill, can you have a look?