diff options
Diffstat (limited to 'gdb/frame.h')
| -rw-r--r-- | gdb/frame.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/gdb/frame.h b/gdb/frame.h index 611c6d3..994b529 100644 --- a/gdb/frame.h +++ b/gdb/frame.h @@ -142,9 +142,14 @@ struct frame_id /* Methods for constructing and comparing Frame IDs. */ -/* For convenience. All fields are zero. */ +/* For convenience. All fields are zero. This means "there is no frame". */ extern const struct frame_id null_frame_id; +/* This means "there is no frame ID, but there is a frame". It should be + replaced by best-effort frame IDs for the outermost frame, somehow. + The implementation is only special_addr_p set. */ +extern const struct frame_id outer_frame_id; + /* Flag to control debugging. */ extern int frame_debug; @@ -170,7 +175,8 @@ extern struct frame_id frame_id_build_special (CORE_ADDR stack_addr, extern struct frame_id frame_id_build_wild (CORE_ADDR stack_addr); /* Returns non-zero when L is a valid frame (a valid frame has a - non-zero .base). */ + non-zero .base). The outermost frame is valid even without an + ID. */ extern int frame_id_p (struct frame_id l); /* Returns non-zero when L is a valid frame representing an inlined |