[PATCH] Fix PR92460

[Richard Biener]

Bootstrapped and tested on x86_64-unknown-linux-gnu, applied.

Richard.

2019-11-12  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/92460
        * tree-vect-stmts.c (vectorizable_simd_clone_call): Unshare
        expression before gimplifying.

Index: gcc/tree-vect-stmts.c
===================================================================
--- gcc/tree-vect-stmts.c       (revision 278081)
+++ gcc/tree-vect-stmts.c       (working copy)
@@ -4246,8 +4246,8 @@ vectorizable_simd_clone_call (stmt_vec_i
                {
                  gimple_seq stmts;
                  arginfo[i].op
-                   = force_gimple_operand (arginfo[i].op, &stmts, true,
-                                           NULL_TREE);
+                   = force_gimple_operand (unshare_expr (arginfo[i].op),
+                                           &stmts, true, NULL_TREE);
                  if (stmts != NULL)
                    {
                      basic_block new_bb;