[Bug target/86348] [9 Regression] ICE: in curr_insn_transform, at lra-constraints.c:3919: unable to generate reloads for: vec_extractv4si_0_zext_sse4

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86348

Uroš Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2018-06-28
           Assignee|unassigned at gcc dot gnu.org      |ubizjak at gmail dot com
   Target Milestone|---                         |9.0
     Ever confirmed|0                           |1

--- Comment #1 from Uroš Bizjak <ubizjak at gmail dot com> ---
Patch in testing:

Index: sse.md
===================================================================
--- sse.md      (revision 262224)
+++ sse.md      (working copy)
@@ -13715,7 +13715,7 @@
   "#"
   [(set_attr "isa" "x64,*,avx512f")
    (set (attr "preferred_for_speed")
-     (cond [(eq_attr "alternative" "1")
+     (cond [(eq_attr "alternative" "0")
              (symbol_ref "TARGET_INTER_UNIT_MOVES_FROM_VEC")
           ]
           (symbol_ref "true")))])