Subversion Repositories openrisc_2011-10-31

# Copyright (C) 1998, 1999, 2001, 2004, 2007, 2008, 2009, 2010

# Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see .

# written by Elena Zannoni (ezannoni@cygnus.com)

# modified by Michael Chastain (chastain@redhat.com)

# This file is part of the gdb testsuite

#

# tests for overloaded member functions. Set breakpoints on

# overloaded member functions

#

global timeout

set timeout 15

if $tracelevel then {

        strace $tracelevel

        }

#

# test running programs

#

if { [skip_cplus_tests] } { continue }

set testfile "ovldbreak"

set srcfile ${testfile}.cc

set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {

     untested ovldbreak.exp

     return -1

}

gdb_exit

gdb_start

gdb_reinitialize_dir $srcdir/$subdir

gdb_load ${binfile}

# set it up at a breakpoint so we can play with the variable values

#

if ![runto_main] then {

    perror "couldn't run to breakpoint"

    continue

}

# When I ask gdb to set a breakpoint on an overloaded function,

# gdb gives me a choice menu.  I might get stuck in that choice menu

# (for example, if C++ name mangling is not working properly).

#

# This procedure issues a command that works at either the menu

# prompt or the command prompt to get back to the command prompt.

#

# Note that an empty line won't do it (it means 'repeat the previous command'

# at top level).  A line with a single space in it works nicely.

proc take_gdb_out_of_choice_menu {} {

    global gdb_prompt

    gdb_test_multiple " " " " {

        -re ".*$gdb_prompt $" {

        }

        timeout {

            perror "could not resynchronize to command prompt (timeout)"

            continue

        }

    }

}

# This procedure sets an overloaded breakpoint.

# When I ask for such a breakpoint, gdb gives me a menu of 'cancel' 'all'

# and a bunch of choices.  I then choose from that menu by number.

proc set_bp_overloaded {name expectedmenu mychoice bpnumber linenumber} {

    global gdb_prompt hex srcfile

    # Get into the overload menu.

    send_gdb "break $name\n"

    gdb_expect {

        -re "$expectedmenu" {

            pass "bp menu for $name choice $mychoice"

            # Choose my choice.

            send_gdb "$mychoice\n"

            gdb_expect {

                -re "Breakpoint $bpnumber at $hex: file.*$srcfile, line $linenumber.\r\n$gdb_prompt $" {

                    pass "set bp $bpnumber on $name $mychoice line $linenumber"

                }

                -re ".*$gdb_prompt $" {

                    fail "set bp $bpnumber on $name $mychoice line $linenumber (bad bp)"

                }

                timeout {

                    fail "set bp $bpnumber on $name $mychoice line $linenumber (timeout)"

                    take_gdb_out_of_choice_menu

                }

            }

        }

        -re ".*\r\n> " {

            fail "bp menu for $name choice $mychoice (bad menu)"

            take_gdb_out_of_choice_menu

        }

        -re ".*$gdb_prompt $" {

            fail "bp menu for $name choice $mychoice (no menu)"

        }

        timeout {

            fail "bp menu for $name choice $mychoice (timeout)"

            take_gdb_out_of_choice_menu

        }

    }

}

# This is the expected menu for overload1arg.

# Note the arg type variations for void and integer types.

# This accommodates different versions of g++.

set    menu_overload1arg "\\\[0\\\] cancel\r\n"

append menu_overload1arg "\\\[1\\\] all\r\n"

append menu_overload1arg "\\\[2\\\] foo::overload1arg\\(double\\) at.*$srcfile:121\r\n"

append menu_overload1arg "\\\[3\\\] foo::overload1arg\\(float\\) at.*$srcfile:120\r\n"

append menu_overload1arg "\\\[4\\\] foo::overload1arg\\((unsigned long|long unsigned)( int)?\\) at.*$srcfile:119\r\n"

append menu_overload1arg "\\\[5\\\] foo::overload1arg\\(long( int)?\\) at.*$srcfile:118\r\n"

append menu_overload1arg "\\\[6\\\] foo::overload1arg\\((unsigned int|unsigned)\\) at.*$srcfile:117\r\n"

append menu_overload1arg "\\\[7\\\] foo::overload1arg\\(int\\) at.*$srcfile:116\r\n"

append menu_overload1arg "\\\[8\\\] foo::overload1arg\\((unsigned short|short unsigned)( int)?\\) at.*$srcfile:115\r\n"

append menu_overload1arg "\\\[9\\\] foo::overload1arg\\(short( int)?\\) at.*$srcfile:114\r\n"

append menu_overload1arg "\\\[10\\\] foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r\n"

append menu_overload1arg "\\\[11\\\] foo::overload1arg\\(signed char\\) at.*$srcfile:112\r\n"

append menu_overload1arg "\\\[12\\\] foo::overload1arg\\(char\\) at.*$srcfile:111\r\n"

append menu_overload1arg "\\\[13\\\] foo::overload1arg\\((void|)\\) at.*$srcfile:110\r\n"

append menu_overload1arg "> $"

# Set multiple-symbols to "ask", to allow us to test the use

# of the multiple-choice menu when breaking on an overloaded method.

gdb_test_no_output "set multiple-symbols ask"

# Set breakpoints on foo::overload1arg, one by one.

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 12    2 111

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 11    3 112

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 10    4 113

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  9    5 114

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  8    6 115

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  7    7 116

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  6    8 117

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  5    9 118

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  4   10 119

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  3   11 120

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg"  2   12 121

set_bp_overloaded "foo::overload1arg" "$menu_overload1arg" 13   13 110

# Verify the breakpoints.

gdb_test "info break" \

    "Num     Type\[\t \]+Disp Enb Address\[\t \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in main(\\((|void)\\))? at.*$srcfile:49\r

\[\t \]+breakpoint already hit 1 time\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(char\\) at.*$srcfile:111\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(signed char\\) at.*$srcfile:112\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(short( int)?\\) at.*$srcfile:114\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned short|short unsigned)( int)?\\) at.*$srcfile:115\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(int\\) at.*$srcfile:116\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned|unsigned int)\\) at.*$srcfile:117\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(long( int)?\\) at.*$srcfile:118\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned long|long unsigned)( int)?\\) at.*$srcfile:119\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(float\\) at.*$srcfile:120\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(double\\) at.*$srcfile:121\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((void|)\\) at.*$srcfile:110" \

    "breakpoint info (after setting one-by-one)"

# Test choice "cancel".

# This is copy-and-paste from set_bp_overloaded.

send_gdb "break foo::overload1arg\n"

gdb_expect {

    -re "$menu_overload1arg" {

        pass "bp menu for foo::overload1arg choice cancel"

        # Choose cancel.

        send_gdb "0\n"

        gdb_expect {

            -re "canceled\r\n$gdb_prompt $" {

                pass "set bp on overload1arg canceled"

            }

            -re "cancelled\r\n$gdb_prompt $" {

                pass "set bp on overload1arg canceled"

            }

            -re ".*$gdb_prompt $" {

                fail "set bp on overload1arg canceled (bad message)"

            }

            timeout {

                fail "set bp on overload1arg canceled (timeout)"

                take_gdb_out_of_choice_menu

            }

        }

    }

    -re ".*\r\n> " {

        fail "bp menu for foo::overload1arg choice cancel (bad menu)"

        take_gdb_out_of_choice_menu

    }

    -re ".*$gdb_prompt $" {

        fail "bp menu for foo::overload1arg choice cancel (no menu)"

    }

    timeout {

        fail "bp menu for foo::overload1arg choice cancel (timeout)"

        take_gdb_out_of_choice_menu

    }

}

gdb_test "info break" \

    "Num     Type\[\t \]+Disp Enb Address\[\t \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in main(\\((|void)\\))? at.*$srcfile:49\r

\[\t \]+breakpoint already hit 1 time\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(char\\) at.*$srcfile:111\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(signed char\\) at.*$srcfile:112\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(short( int)?\\) at.*$srcfile:114\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned short|short unsigned)( int)?\\) at.*$srcfile:115\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(int\\) at.*$srcfile:116\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned|unsigned int)\\) at.*$srcfile:117\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(long( int)?\\) at.*$srcfile:118\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned long|long unsigned)( int)?\\) at.*$srcfile:119\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(float\\) at.*$srcfile:120\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(double\\) at.*$srcfile:121\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((void|)\\) at.*$srcfile:110" \

    "breakpoint info (after cancel)"

# Delete these breakpoints.

send_gdb "delete breakpoints\n"

gdb_expect {

    -re "Delete all breakpoints.* $" {

        send_gdb "y\n"

        gdb_expect {

            -re ".*$gdb_prompt $" {

                pass "delete all breakpoints"

            }

            timeout {

                fail "delete all breakpoints (timeout)"

            }

        }

    }

    timeout {

        fail "delete all breakpoints (timeout)"

    }

}

gdb_test "info breakpoints" "No breakpoints or watchpoints." "breakpoint info (after delete)"

# Test choice "all".

# This is copy-and-paste from set_bp_overloaded.

send_gdb "break foo::overload1arg\n"

gdb_expect {

    -re "$menu_overload1arg" {

        pass "bp menu for foo::overload1arg choice all"

        # Choose all.

        send_gdb "1\n"

        gdb_expect {

            -re "Breakpoint $decimal at $hex: file.*$srcfile, line 121.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 120.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 119.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 118.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 117.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 116.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 115.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 114.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 113.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 112.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 111.\r\nBreakpoint $decimal at $hex: file.*$srcfile, line 110.\r\nwarning: Multiple breakpoints were set.\r\nUse the .delete. command to delete unwanted breakpoints.\r\n$gdb_prompt $" {

                pass "set bp on overload1arg all"

            }

            -re ".*$gdb_prompt $" {

                fail "set bp on overload1arg all (bad message)"

            }

            timeout {

                fail "set bp on overload1arg all (timeout)"

                take_gdb_out_of_choice_menu

            }

        }

    }

    -re ".*\r\n> " {

        fail "bp menu for foo::overload1arg choice all (bad menu)"

        take_gdb_out_of_choice_menu

    }

    -re ".*$gdb_prompt $" {

        fail "bp menu for foo::overload1arg choice all (no menu)"

    }

    timeout {

        fail "bp menu for foo::overload1arg choice all (timeout)"

        take_gdb_out_of_choice_menu

    }

}

gdb_test "info break" \

    "Num     Type\[\t \]+Disp Enb Address\[\t \]+What.*

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(double\\) at.*$srcfile:121\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(float\\) at.*$srcfile:120\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned long|long unsigned)( int)?\\) at.*$srcfile:119\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(long( int)?\\) at.*$srcfile:118\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned|unsigned int)\\) at.*$srcfile:117\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(int\\) at.*$srcfile:116\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((unsigned short|short unsigned)( int)?\\) at.*$srcfile:115\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(short( int)?\\) at.*$srcfile:114\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(unsigned char\\) at.*$srcfile:113\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(signed char\\) at.*$srcfile:112\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\(char\\) at.*$srcfile:111\r

\[0-9\]+\[\t \]+breakpoint     keep y\[\t \]+$hex\[\t \]+in foo::overload1arg\\((void|)\\) at.*$srcfile:110" \

    "breakpoint info (after setting on all)"

# Run through each breakpoint.

# NOTE: carlton/2003-02-03: I'm seeing failures on some of the tests,

# with the wrong arg being printed out.  Michael Chastain sees

# failures at times, too, albeit fewer than I do.

proc continue_to_bp_overloaded {might_kfail bpnumber argtype actuals} {

    global gdb_prompt hex decimal srcfile

    send_gdb "continue\n"

    gdb_expect {

        -re "Continuing.\r\n\r\nBreakpoint ${bpnumber}, (${hex} in )?foo::overload1arg(\\(${argtype}\\))? \\(this=${hex}(, )?${actuals}\\) at.*${srcfile}:${decimal}\r\n${decimal}\[\t \]+int foo::overload1arg \\(${argtype}( arg)?\\).*\r\n.*$gdb_prompt $" {

            pass "continue to bp overloaded : ${argtype}"

        }

        -re "Continuing.\r\n\r\nBreakpoint ${bpnumber}, (${hex} in )?foo::overload1arg(\\(${argtype}\\))? \\(this=${hex}, arg=.*\\) at.*${srcfile}:${decimal}\r\n${decimal}\[\t \]+int foo::overload1arg \\(${argtype}( arg)?\\).*\r\n.*$gdb_prompt $" {

            if $might_kfail {

                kfail "gdb/1025" "continue to bp overloaded : ${argtype}"

            } else {

                fail "continue to bp overloaded : ${argtype}"

            }

        }

        -re ".*$gdb_prompt $" {

            fail "continue to bp overloaded : ${argtype}"

        }

        timeout {

            fail "continue to bp overloaded : ${argtype} (timeout)"

        }

    }

}

continue_to_bp_overloaded 0 25 "(void|)" ""

continue_to_bp_overloaded 1 24 "char" "arg=2 \\'\\\\002\\'"

continue_to_bp_overloaded 1 23 "signed char" "arg=3 \\'\\\\003\\'"

continue_to_bp_overloaded 1 22 "unsigned char" "arg=4 \\'\\\\004\\'"

continue_to_bp_overloaded 1 21 "short" "arg=5"

continue_to_bp_overloaded 1 20 "unsigned short" "arg=6"

continue_to_bp_overloaded 0 19 "int" "arg=7"

continue_to_bp_overloaded 0 18 "(unsigned|unsigned int)" "arg=8"

continue_to_bp_overloaded 0 17 "long" "arg=9"

continue_to_bp_overloaded 0 16 "unsigned long" "arg=10"

continue_to_bp_overloaded 0 15 "float" "arg=100"

continue_to_bp_overloaded 1 14 "double" "arg=200"

# Test breaking on an overloaded function when multiple-symbols

# is set to "cancel"

gdb_test_no_output "set multiple-symbols cancel"

gdb_test "break foo::foofunc" \

         "canceled.*"

# Test breaking on an overloaded function when multiple-symbols

# is set to "all"

gdb_test_no_output "set multiple-symbols all"

gdb_test "break foo::foofunc" \

         "Breakpoint \[0-9\]+ at ${hex}: file .*ovldbreak\\.cc, line \[0-9\]+\\.\r\nBreakpoint \[0-9\]+ at ${hex}: file .*ovldbreak\\.cc, line \[0-9\]+\\.\r\nwarning: Multiple breakpoints were set\\.\r\nUse the \"delete\" command to delete unwanted breakpoints\\."

# That's all, folks.

gdb_continue_to_end "finish program"