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#   Copyright (C) 1997 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 2 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, write to the Free Software

# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

# 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

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"

        # this long line must be continous, not with "/" escaping the newline

        gdb_test "p v_comb" "{<> = {<> = {x = 42}, \[_a-zA-Z$.\]* = \[0-9xa-fA-F\]*, a = 43}, <> = {\[_a-zA-Z$.\]* = \[0-9xa-fA-F\]*, b = 44}, comb = 45}"

}

proc print_weird_var { var } {

        global gdb_prompt

        # Make sure that the variable gets printed out correctly, without

        # any sort of warning message.

        send_gdb "print $var\n"

        gdb_expect {

                -re "^print $var\r*\n.\[0-9\]* = 42.*$gdb_prompt $" {

                        pass "variable $var printed properly"

                }

                -re ".*$gdb_prompt $" {

                        fail "variable $var not printed properly"

                }

                timeout { fail "variable $var not printed (timeout)" }

                eof { fail "(eof) variable $var not printed" }

        }

        # 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.

set testfile weird

set srcfile ${objdir}/${subdir}/weird.s

set binfile ${objdir}/${subdir}/weirdx.o

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

}

# HP's assembler has no idea of what to do with .stab directives; detect the

# use of HP compilers and escape from here.  (No doubt a better heuristic

# could be devised.)

if { [ info exists CC ] && [ string first "/opt/ansic/bin/cc" "$CC" ] >= 0 } then { continue }

if  { [gdb_compile "${srcfile}" "${binfile}" object ""] != "" } {

     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."

}

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.  Kill it\\? \\(y or n\\)" {

        send_gdb "y\n"

        exp_continue

    }

    -re "^Reading symbols from $binfile\\.\\.\\.done\.\r*\n$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