[gcc r12-5503] Range-on-edge trace tweak.

[gcc r12-5503] Range-on-edge trace tweak.

[Andrew Macleod]

https://gcc.gnu.org/g:a031bb7a585f789df2aed856a57646b8c45d0878

commit r12-5503-ga031bb7a585f789df2aed856a57646b8c45d0878
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Fri Nov 19 13:27:18 2021 -0500

    Range-on-edge trace tweak.
    
    Trace formatting gets out of sync when range on edge is called with a constant.
    
            * gimple-range.cc (gimple_ranger::range_on_edge): Call trailer when
            a constant is encountered to terminate the trace.

Diff:
---
 gcc/gimple-range.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc/gimple-range.cc b/gcc/gimple-range.cc
index a2b68b2bc80..9ca568ce55d 100644
--- a/gcc/gimple-range.cc
+++ b/gcc/gimple-range.cc
@@ -216,7 +216,7 @@ gimple_ranger::range_on_edge (irange &r, edge e, tree name)
 
   bool res = true;
   if (!gimple_range_ssa_p (name))
-    return get_tree_range (r, name, NULL);
+    res = get_tree_range (r, name, NULL);
   else
     {
       range_on_exit (r, e->src, name);
@@ -230,7 +230,7 @@ gimple_ranger::range_on_edge (irange &r, edge e, tree name)
 
   if (idx)
     tracer.trailer (idx, "range_on_edge", res, name, r);
-  return true;
+  return res;
 }
 
 // fold_range wrapper for range_of_stmt to use as an internal client.