gdb/ChangeLog:
2020-08-21 Jon Turney <jon.turney@dronecode.org.uk>
* NEWS: Mention x86_64 Cygwin core file support.
+2020-08-21 Jon Turney <jon.turney@dronecode.org.uk>
+
+ * NEWS: Mention x86_64 Cygwin core file support.
+
2020-07-01 Jon Turney <jon.turney@dronecode.org.uk>
* windows-tdep.c (NOTE_INFO_MODULE, NOTE_INFO_MODULE64): Define.
equivalent of the CLI's "break -qualified" and "dprintf
-qualified".
+* GDB now supports core file debugging for x86_64 Cygwin programs.
+
*** Changes in GDB 10
* There are new feature names for ARC targets: "org.gnu.gdb.arc.core"