gdb/
authorJan Kratochvil <jan.kratochvil@redhat.com>
Mon, 18 Jun 2012 17:28:38 +0000 (17:28 +0000)
committerJan Kratochvil <jan.kratochvil@redhat.com>
Mon, 18 Jun 2012 17:28:38 +0000 (17:28 +0000)
commite2e4d78b2216962789c8a982d3e889ba6933321a
treecd9aa71e52f6bb308e2b82e5b23ec1949d043518
parent09d5912c6f5be8d8935ff45941bf957209bd42a6
gdb/
Remove stale dummy frames.
* breakpoint.c: Include dummy-frame.h.
(longjmp_breakpoint_ops): New variable.
(update_breakpoints_after_exec, breakpoint_init_inferior): Delete also
bp_longjmp_call_dummy.
(bpstat_what, bptype_string, print_one_breakpoint_location)
(init_bp_location): Support bp_longjmp_call_dummy.
(set_longjmp_breakpoint): Use longjmp_breakpoint_ops.  Comment why.
(set_longjmp_breakpoint_for_call_dummy)
(check_longjmp_breakpoint_for_call_dummy, longjmp_bkpt_dtor): New
functions.
(initialize_breakpoint_ops): Initialize longjmp_breakpoint_ops.
* breakpoint.h (enum bptype): New item bp_longjmp_call_dummy.  Delete
FIXME comment and extend the other comment for bp_call_dummy.
(set_longjmp_breakpoint_for_call_dummy)
(check_longjmp_breakpoint_for_call_dummy): New declarations.
* dummy-frame.c: Include gdbthread.h.
(pop_dummy_frame_bpt): New function.
(pop_dummy_frame): Call pop_dummy_frame_bpt.
(dummy_frame_discard): New function.
(cleanup_dummy_frames): Update the comment about longjmps.
* dummy-frame.h (dummy_frame_discard): New declaration.
* gdbthread.h (struct thread_info): Extend initiating_frame comment.
* infcall.c (call_function_by_hand): New variable longjmp_b.  Call
set_longjmp_breakpoint_for_call_dummy.  Chain its breakpoints with BPT.
* infrun.c (handle_inferior_event) <BPSTAT_WHAT_CLEAR_LONGJMP_RESUME>:
Add case 4 comment.  Call check_longjmp_breakpoint_for_call_dummy and
keep_going if IS_LONGJMP and there is no other reason to stop.

gdb/testsuite/
Remove stale dummy frames.
* gdb.base/call-signal-resume.exp (maintenance print dummy-frames)
(maintenance info breakpoints): New tests.
* gdb.base/stale-infcall.c: New file.
* gdb.base/stale-infcall.exp: New file.
12 files changed:
gdb/ChangeLog
gdb/breakpoint.c
gdb/breakpoint.h
gdb/dummy-frame.c
gdb/dummy-frame.h
gdb/gdbthread.h
gdb/infcall.c
gdb/infrun.c
gdb/testsuite/ChangeLog
gdb/testsuite/gdb.base/call-signal-resume.exp
gdb/testsuite/gdb.base/stale-infcall.c [new file with mode: 0644]
gdb/testsuite/gdb.base/stale-infcall.exp [new file with mode: 0644]