1 files changed, 4 insertions, 0 deletions
diff --git a/gdb/exec.c b/gdb/exec.c
index 7648b03..a759ab5 100644
--- a/gdb/exec.c
+++ b/gdb/exec.c
@@ -69,6 +69,7 @@ struct target_ops exec_ops;
 /* The Binary File Descriptor handle for the executable file.  */
 
 bfd *exec_bfd = NULL;
+long exec_bfd_mtime = 0;
 
 /* Whether to open exec and core files read-only or read-write.  */
 
@@ -136,6 +137,7 @@ exec_close (int quitting)
 		 name, bfd_errmsg (bfd_get_error ()));
       xfree (name);
       exec_bfd = NULL;
+      exec_bfd_mtime = 0;
     }
 
   if (exec_ops.to_sections)
@@ -260,6 +262,8 @@ exec_file_attach (char *filename, int from_tty)
 		 scratch_pathname, bfd_errmsg (bfd_get_error ()));
 	}
 
+      exec_bfd_mtime = bfd_get_mtime (exec_bfd);
+
       validate_files ();
 
       set_gdbarch_from_file (exec_bfd);