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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [gdb/] [testsuite/] [gdb.stabs/] [weird.exp] - Rev 840

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# Copyright 1997, 1998, 1999, 2001, 2003, 2004, 2006, 2007, 2008
# 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 <http://www.gnu.org/licenses/>.

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

# Test that GDB properly ignores invalid stabs.
# Also test that GDB can debug a .o file, and that it doesn't mind
# a file that's more minimal than what a compiler normally puts out.
if $tracelevel then {
        strace $tracelevel
}

# If the test directory was not created by configure then skip
# this test.
if ![file isdirectory ${objdir}/${subdir}] then {
    return 0
}

set prms_id 0
set bug_id 0

set testfile weird
set srcfile ${objdir}/${subdir}/weird.s
set binfile ${objdir}/${subdir}/weirdx.o

if { [ get_compiler_info "$binfile" ] } {
    return -1
}

if { $hp_cc_compiler || $hp_aCC_compiler } {
    # The native hp-ux assembler does not support stabs at all.
    # If the compiler is native hp-ux, of course the assembler is too.
    # But if someone builds gcc with the native assembler (not recommended)
    # rather than the gnu assembler, then this logic will not suppress it.
    # -- chastain 2004-01-07
    unsupported "stabs with hp-ux assembler"
    continue
}

proc do_tests {} {
        global binfile
        global gdb_prompt

        # Mips/alpha targets that use gcc with mips-tfile put out the stabs
        # assembler directives embedded in comments. If the assembler
        # file is then processed with native cc, all stabs directives
        # will be lost.
        # Skip the rest of the stabs tests for this case.
        send_gdb "ptype inttype\n"
        gdb_expect {
                -re "^ptype inttype\r*\ntype = inttype.*$gdb_prompt $" {
                        pass "stabs found"
                }
                -re ".*$gdb_prompt $" {
                        setup_xfail "mips-*-*"
                        setup_xfail "alpha-*-*"
                        fail "stabs not found"
                        return
                }
                default { fail "checking for stabs" }
        }

        print_weird_var var0
        print_weird_var var1
        print_weird_var var2
        print_weird_var var3

        print_weird_var attr32
        print_weird_var attr33
        print_weird_var attr35
        print_weird_var attr36
        print_weird_var attr37
        print_weird_var attr38
        print_weird_var attr39
        print_weird_var attr41
        print_weird_var attr42
        print_weird_var attr43
        print_weird_var attr44
        print_weird_var attr46
        print_weird_var attr47
        print_weird_var attr58
        print_weird_var attr59
        print_weird_var attr60
        print_weird_var attr61
        print_weird_var attr62
        print_weird_var attr63
        print_weird_var attr64
        print_weird_var attr65
        print_weird_var attr66
        print_weird_var attr67
        print_weird_var attr68
        print_weird_var attr69
        print_weird_var attr70
        print_weird_var attr71
        print_weird_var attr72
        print_weird_var attr73
        print_weird_var attr74
        print_weird_var attr75
        print_weird_var attr76
        print_weird_var attr77
        print_weird_var attr78
        print_weird_var attr79
        print_weird_var attr80
        print_weird_var attr81
        print_weird_var attr82
        print_weird_var attr83
        print_weird_var attr84
        print_weird_var attr85
        print_weird_var attr86
        print_weird_var attr87
        print_weird_var attr88
        print_weird_var attr89
        print_weird_var attr90
        print_weird_var attr91
        print_weird_var attr92
        print_weird_var attr93
        print_weird_var attr94
        print_weird_var attr95
        print_weird_var attr96
        print_weird_var attr97
        print_weird_var attr98
        print_weird_var attr99
        print_weird_var attr100
        print_weird_var attr101
        print_weird_var attr102
        print_weird_var attr103
        print_weird_var attr104
        print_weird_var attr105
        print_weird_var attr106
        print_weird_var attr107
        print_weird_var attr108
        print_weird_var attr109
        print_weird_var attr110
        print_weird_var attr111
        print_weird_var attr112
        print_weird_var attr113
        print_weird_var attr114
        print_weird_var attr115
        print_weird_var attr116
        print_weird_var attr117
        print_weird_var attr118
        print_weird_var attr119
        print_weird_var attr120
        print_weird_var attr121
        print_weird_var attr122
        print_weird_var attr123
        print_weird_var attr124
        print_weird_var attr125
        print_weird_var attr126

        gdb_test "p const69" " = 69" "'e' constant on non-enum type"
        gdb_test "whatis const69" "type = (unsigned int|inttype)" "whatis const69"

        gdb_test "p sizeof (const70)" " = 2" "'e' constant with embedded type"

        gdb_test "p bad_neg0" " = \{field0 = 42, field2 =.*field3 = 45\}" "p bad_neg0"

        gdb_test "ptype inttype" "type = (unsigned int|inttype)" "ptype on inttype"
        gdb_test "p sizeof (float72type)" " = 9" "unrecognized floating point type"

        # This big number needs to be kept as one piece
        gdb_test "p/x int256var" " = 0x0*2a0000002b0000002c0000002d0000002d0000002c0000002b0000002a" "print very big integer"

        gdb_test "whatis consth" "type = inttype" "whatis consth"
        gdb_test "whatis consth2" "type = inttype" "whatis consth2"

        # GDB does not yet understand S constants
        setup_xfail "*-*-*"
        gdb_test "p/x bad_neg0const" " = \{field0 = 0x11222211, field2 =.*\
field3 = 0x77888877\}" "print struct constant"

        gdb_test "ptype bad_type0" "type = .*" "print bad_type0"
        gdb_test "ptype bad_type1" "type = .*" "print bad_type1"

        # GDB does not yet support arrays indexed by anything at all unusual
        setup_xfail "*-*-*"
        gdb_test "p array0" " = \\{42, 43, 44, 45, 46, 47\\}" "array0 with strange index"
        setup_xfail "*-*-*"
        gdb_test "p array1" " = \\{42, 43, 44\\}" "array1 with strange index"

        # GDB does not yet support this feature
        gdb_test "whatis one_var" "type = inttype_one" \
            "whatis one_var (known failure in gdb 4.10)"
        # But do make sure that it prints as something reasonable
        gdb_test "whatis one_var" "type = inttype(|_one)" \
            "whatis one_var test 2"

        gdb_test "whatis two_var" "type = inttype_two" \
            "whatis two_var (known failure in gdb 4.10)"
        # But do make sure that it prints as something reasonable
        gdb_test "whatis two_var" "type = inttype(|_two)" \
            "whatis two_var test 2"

        setup_xfail "*-*-*"
        gdb_test "whatis pointer_to_int_var" "type = int \[*\]"
        setup_xfail "*-*-*"
        gdb_test "whatis intp_var" "type = intp"

        gdb_test "p common0var0" "= 42"
        # GDB seems to only understand common blocks local to a function.
        # These variables never get relocated to be relative to the common 
        # block.
        # I'm not sure whether it is valid to have a common block which
        # is not local to a function.
        setup_xfail "*-*-*"
        gdb_test "p common0var1" "= 24"
        setup_xfail "*-*-*"
        gdb_test "p common0var2" "= 22"
}

proc print_weird_var { var } {
        global gdb_prompt

        # Make sure that the variable gets printed out correctly, without
        # any sort of warning message.
        gdb_test_multiple "print $var" "variable $var printed property" {  
                -re "^print $var\r*\n.\[0-9\]* = 42.*$gdb_prompt $" {
                        pass "variable $var printed properly"
                }
                -re ".*$gdb_prompt $" {
                        fail "variable $var printed properly"
                }
        }

        # Make sure that the stabs did get loaded in a sensible way.
        # If somehow the stabs got skipped, then the above test can
        # pass because GDB assumes int for variables without a stab.

        # This doesn't work because 32=45 doesn't preserve the name in
        # gdb (as of 14 Sep 93 anyway).
        #gdb_test "whatis $var" "type = (unsigned int|inttype)"

        # But the size should be right.
        gdb_test "print sizeof ($var)" "= 4"
}


# Don't use gdb_load; it doesn't bitch if the loading produced some
# error messages during symbol reading.

global target_os
set sedscript ${srcdir}/${subdir}/aout.sed
switch -glob ${target_triplet} {
    "hppa*-*-*" {
        set sedscript ${srcdir}/${subdir}/hppa.sed
    }
    "mips-*-ecoff" {
        set sedscript ${srcdir}/${subdir}/ecoff.sed
    }
    "powerpc-*-aix*" {
        set sedscript ${srcdir}/${subdir}/xcoff.sed
    }
    "rs6000-*-aix*" {
        set sedscript ${srcdir}/${subdir}/xcoff.sed
    }
    "*-*-aout" {
        set sedscript ${srcdir}/${subdir}/aout.sed
    }
    "*-*-xcoff" {
        set sedscript ${srcdir}/${subdir}/xcoff.sed
    }
    "alpha-*-*" {
        set sedscript ${srcdir}/${subdir}/ecoff.sed
    }
}

# Hope this is a Unix box.
set exec_output [remote_exec build "sed" "-f ${sedscript}" "${srcdir}/${subdir}/weird.def" "${srcfile}"]
if { [lindex $exec_output 0] != 0 } {
    perror "Couldn't make test case. $exec_output"
    return -1
}

if  { [gdb_compile "${srcfile}" "${binfile}" object ""] != "" } {
     untested weird.exp
     return -1
}

remote_file build delete ${srcfile}

# Start with a fresh gdb
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir

set binfile [remote_download host ${binfile} object.o]
send_gdb "file $binfile\n"
# If $binfile is very long, a \r (but not a \n) will echo in the
# middle of the echo of the command.  So to match the echo, we
# would like to match anything not containing \n
# (we would prefer to be sure not to match any warning message).
# But \[^\n\]* doesn't seem to work, so instead use the heuristic
# that a filename won't contain a space and a warning message will.
# But spaces following by backspaces aren't really spaces.
gdb_expect 60 {
    -re "^file (\[^ \]| +\008)*\r*\n" {
        exp_continue
    }
    -re "A program is being debugged already.\[\r\n\]+Are you sure you want to change the file\\? \\(y or n\\)" {
        send_gdb "y\n"
        exp_continue
    }
    -re "^Reading symbols from .*$binfile\\.\\.\\.done\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)\r\n$gdb_prompt $" {
        pass "weirdx.o read without error"
    }
    -re ".*$gdb_prompt $" {
        fail "Errors reading weirdx.o"
    }
    timeout {
        perror "couldn't load $binfile into $GDB (timed out)."
        return -1
    }
    eof { fail "(eof) cannot read weirdx.o" }
}

do_tests

remote_file host delete ${binfile}

return 0

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