[Bug python/11914] Multiple call to inferior function can leed tosegfault

["cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>]

http://sourceware.org/bugzilla/show_bug.cgi?id=11914

--- Comment #7 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> 2012-07-16 19:15:46 UTC ---
CVSROOT:    /cvs/src
Module name:    src
Changes by:    jkratoch@sourceware.org    2012-07-16 19:15:39

Modified files:
    gdb            : ChangeLog f-valprint.c printcmd.c stack.c 
    gdb/testsuite  : ChangeLog 
    gdb/testsuite/gdb.python: py-prettyprint.c py-prettyprint.exp 
                              py-prettyprint.py 

Log message:
    gdb/
    PR 11914
    * f-valprint.c (info_common_command): New variable frame_id.
    Reinitialize FI form FRAME_ID after each print_variable_and_value.
    * printcmd.c (print_variable_and_value): Extend function comment.
    Add comment for invalidated FRAME.
    * stack.c (backtrace_command_1): New variable frame_id.  Reinitialize
    FI form FRAME_ID after each print_frame_local_vars.
    (struct print_variable_and_value_data): Change frame to frame_id.
    (do_print_variable_and_value): New variable frame, initialize it from
    p->frame_id.  Add comment for invalidated FRAME.
    (print_frame_local_vars, print_frame_arg_vars): New function comment.
    Update CB_DATA.FRAME to CB_DATA.FRAME_ID initialization.  Add comment
    for invalidated FRAME.

    gdb/testsuite/
    PR 11914
    * gdb.python/py-prettyprint.c (eval_func, eval_sub): New.
    (main): Call eval_sub.
    * gdb.python/py-prettyprint.exp:
    (python execfile ('py-prettyprint.py')): Move it earlier.
    New breakpoint for eval-break.
    (continue to breakpoint: eval-break, info locals): New test.
    (python execfile ('py-prettyprint.py')): Move it from here.
    * gdb.python/py-prettyprint.py (class pp_eval_type): New.
    (register_pretty_printers): Register pp_eval_type.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.14468&r2=1.14469
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/f-valprint.c.diff?cvsroot=src&r1=1.76&r2=1.77
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/printcmd.c.diff?cvsroot=src&r1=1.209&r2=1.210
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/stack.c.diff?cvsroot=src&r1=1.254&r2=1.255
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/ChangeLog.diff?cvsroot=src&r1=1.3293&r2=1.3294
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.python/py-prettyprint.c.diff?cvsroot=src&r1=1.14&r2=1.15
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.python/py-prettyprint.exp.diff?cvsroot=src&r1=1.26&r2=1.27
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.python/py-prettyprint.py.diff?cvsroot=src&r1=1.13&r2=1.14

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