Add advice about using Cygwin GDB (from a

thread in [h-e-w]).

diff --git a/lisp/progmodes/gdb-ui.el b/lisp/progmodes/gdb-ui.el
index cbafd944c8d8ce547cf074e2e31c2d13cc10b69b..866a043982fdf99a15c4a697707896c09caf9fd7 100644 (file)
--- a/lisp/progmodes/gdb-ui.el
+++ b/lisp/progmodes/gdb-ui.el
@@ -77,6 +77,14 @@
 
 ;; and compiling with -DUNBUFFERED while debugging.
 
+;; If you are using Cygwin GDB and find that the source is not being displayed
+;; in Emacs when you step through it, possible solutions are to:
+
+;;   1) Use Cygwin X Windows and Cygwin Emacs.
+;;        (Since 22.1 Emacs builds under Cygwin.)
+;;   2) Use MinGW GDB instead.
+;;   3) Use cygwin-mount.el
+
 ;;; Known Bugs:
 
 ;; 1) Cannot handle multiple debug sessions.