...caused by moving code here from Atree.
gcc/ada/
* sinfo-utils.adb: Update comment to refer to
New_Node_Debugging_Output.
-- Either way, gnat1 will stop when node 12345 is created, or certain other
-- interesting operations are performed, such as Rewrite. To see exactly
- -- which operations, search for "pragma Debug" below.
+ -- which operations, search for "New_Node_Debugging_Output" in Atree.
-- The second method is much faster if the amount of Ada code being
-- compiled is large.