2002-11-09 Andrew Cagney <ac131313@redhat.com>

* frame.c (get_prev_frame): Test prev_p to identify a previously
	unwound frame.  Initialize prev_p.
	* frame.h (struct frame_info): Add field prev_p.  Expand prev/next
	comment.
This commit is contained in:
Andrew Cagney
2002-11-09 18:14:10 +00:00
parent 95adb866d7
commit 15220c65c0
3 changed files with 15 additions and 10 deletions

View File

@ -140,10 +140,11 @@ struct frame_info
frame_register_unwind_ftype *register_unwind;
void *register_unwind_cache;
/* Pointers to the next (down, inner) and previous (up, outer)
frame_info's in the frame cache. */
struct frame_info *next; /* down, inner */
struct frame_info *prev; /* up, outer */
/* Pointers to the next (down, inner, younger) and previous (up,
outer, older) frame_info's in the frame cache. */
struct frame_info *next; /* down, inner, younger */
int prev_p;
struct frame_info *prev; /* up, outer, older */
};
/* Values for the source flag to be used in print_frame_info_base(). */