[Bug middle-end/67821] [5/6 Regression] ICE in duplicate_ssa_name_range_info

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67821

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
I think this should be just

diff --git a/gcc/tree-ssanames.c b/gcc/tree-ssanames.c
index 64e2379..c3484fe 100644
--- a/gcc/tree-ssanames.c
+++ b/gcc/tree-ssanames.c
@@ -561,7 +561,10 @@ reset_flow_sensitive_info (tree name)
    mark_ptr_info_alignment_unknown (SSA_NAME_PTR_INFO (name));
     }
   else
-    SSA_NAME_RANGE_INFO (name) = NULL;
+    {
+      SSA_NAME_RANGE_INFO (name) = NULL;
+      SSA_NAME_ANTI_RANGE_P (name) = 0;
+    }
 }

 /* Clear all flow sensitive data from all statements and PHI definitions