[gcc r14-372] Convert get_legacy_range in bounds_of_var_in_loop to irange API.

[Aldy Hernandez <aldyh@gcc.gnu.org>]

https://gcc.gnu.org/g:2c39e0fabff4de3cedd82beb03b4e1987e273a33

commit r14-372-g2c39e0fabff4de3cedd82beb03b4e1987e273a33
Author: Aldy Hernandez <aldyh@redhat.com>
Date:   Wed Jan 25 12:59:50 2023 +0100

    Convert get_legacy_range in bounds_of_var_in_loop to irange API.
    
    gcc/ChangeLog:
    
            * vr-values.cc (bounds_of_var_in_loop): Convert to irange API.

Diff:
---
 gcc/vr-values.cc | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/gcc/vr-values.cc b/gcc/vr-values.cc
index 7f623102ac6..3d28198f9f5 100644
--- a/gcc/vr-values.cc
+++ b/gcc/vr-values.cc
@@ -331,13 +331,16 @@ bounds_of_var_in_loop (tree *min, tree *max, range_query *query,
 		      || initvr.undefined_p ())
 		    return false;
 
-		  tree initvr_min, initvr_max;
+		  tree initvr_type = initvr.type ();
+		  tree initvr_min = wide_int_to_tree (initvr_type,
+						      initvr.lower_bound ());
+		  tree initvr_max = wide_int_to_tree (initvr_type,
+						      initvr.upper_bound ());
 		  tree maxvr_type = maxvr.type ();
 		  tree maxvr_min = wide_int_to_tree (maxvr_type,
 						     maxvr.lower_bound ());
 		  tree maxvr_max = wide_int_to_tree (maxvr_type,
 						     maxvr.upper_bound ());
-		  get_legacy_range (initvr, initvr_min, initvr_max);
 
 		  /* Check if init + nit * step overflows.  Though we checked
 		     scev {init, step}_loop doesn't wrap, it is not enough