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-rw-r--r--gdb/frame.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/gdb/frame.c b/gdb/frame.c
index f9384fe..bdb6cb9 100644
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -39,6 +39,7 @@
#include "frame-base.h"
#include "command.h"
#include "gdbcmd.h"
+#include "observer.h"
static struct frame_info *get_prev_frame_1 (struct frame_info *this_frame);
@@ -1237,6 +1238,14 @@ get_next_frame (struct frame_info *this_frame)
return NULL;
}
+/* Observer for the target_changed event. */
+
+void
+frame_observer_target_changed (struct target_ops *target)
+{
+ flush_cached_frames ();
+}
+
/* Flush the entire frame cache. */
void
@@ -2356,6 +2365,8 @@ _initialize_frame (void)
{
obstack_init (&frame_cache_obstack);
+ observer_attach_target_changed (frame_observer_target_changed);
+
add_prefix_cmd ("backtrace", class_maintenance, set_backtrace_cmd, "\
Set backtrace specific variables.\n\
Configure backtrace variables such as the backtrace limit",