gdb/testsuite/gdb.stabs/weird.exp

   1 # Copyright 1997, 1998, 1999, 2001, 2003, 2004, 2006, 2007
   2 # Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # Test that GDB properly ignores invalid stabs.
  21 # Also test that GDB can debug a .o file, and that it doesn't mind
  22 # a file that's more minimal than what a compiler normally puts out.
  23 if $tracelevel then {
  24         strace $tracelevel
  25 }
  26
  27 # If the test directory was not created by configure then skip
  28 # this test.
  29 if ![file isdirectory ${objdir}/${subdir}] then {
  30     return 0
  31 }
  32
  33 set prms_id 0
  34 set bug_id 0
  35
  36 set testfile weird
  37 set srcfile ${objdir}/${subdir}/weird.s
  38 set binfile ${objdir}/${subdir}/weirdx.o
  39
  40 if { [ get_compiler_info "$binfile" ] } {
  41     return -1
  42 }
  43
  44 if { $hp_cc_compiler || $hp_aCC_compiler } {
  45     # The native hp-ux assembler does not support stabs at all.
  46     # If the compiler is native hp-ux, of course the assembler is too.
  47     # But if someone builds gcc with the native assembler (not recommended)
  48     # rather than the gnu assembler, then this logic will not suppress it.
  49     # -- chastain 2004-01-07
  50     unsupported "stabs with hp-ux assembler"
  51     continue
  52 }
  53
  54 proc do_tests {} {
  55         global binfile
  56         global gdb_prompt
  57
  58         # Mips/alpha targets that use gcc with mips-tfile put out the stabs
  59         # assembler directives embedded in comments. If the assembler
  60         # file is then processed with native cc, all stabs directives
  61         # will be lost.
  62         # Skip the rest of the stabs tests for this case.
  63         send_gdb "ptype inttype\n"
  64         gdb_expect {
  65                 -re "^ptype inttype\r*\ntype = inttype.*$gdb_prompt $" {
  66                         pass "stabs found"
  67                 }
  68                 -re ".*$gdb_prompt $" {
  69                         setup_xfail "mips-*-*"
  70                         setup_xfail "alpha-*-*"
  71                         fail "stabs not found"
  72                         return
  73                 }
  74                 default { fail "checking for stabs" }
  75         }
  76
  77         print_weird_var var0
  78         print_weird_var var1
  79         print_weird_var var2
  80         print_weird_var var3
  81
  82         print_weird_var attr32
  83         print_weird_var attr33
  84         print_weird_var attr35
  85         print_weird_var attr36
  86         print_weird_var attr37
  87         print_weird_var attr38
  88         print_weird_var attr39
  89         print_weird_var attr41
  90         print_weird_var attr42
  91         print_weird_var attr43
  92         print_weird_var attr44
  93         print_weird_var attr46
  94         print_weird_var attr47
  95         print_weird_var attr58
  96         print_weird_var attr59
  97         print_weird_var attr60
  98         print_weird_var attr61
  99         print_weird_var attr62
 100         print_weird_var attr63
 101         print_weird_var attr64
 102         print_weird_var attr65
 103         print_weird_var attr66
 104         print_weird_var attr67
 105         print_weird_var attr68
 106         print_weird_var attr69
 107         print_weird_var attr70
 108         print_weird_var attr71
 109         print_weird_var attr72
 110         print_weird_var attr73
 111         print_weird_var attr74
 112         print_weird_var attr75
 113         print_weird_var attr76
 114         print_weird_var attr77
 115         print_weird_var attr78
 116         print_weird_var attr79
 117         print_weird_var attr80
 118         print_weird_var attr81
 119         print_weird_var attr82
 120         print_weird_var attr83
 121         print_weird_var attr84
 122         print_weird_var attr85
 123         print_weird_var attr86
 124         print_weird_var attr87
 125         print_weird_var attr88
 126         print_weird_var attr89
 127         print_weird_var attr90
 128         print_weird_var attr91
 129         print_weird_var attr92
 130         print_weird_var attr93
 131         print_weird_var attr94
 132         print_weird_var attr95
 133         print_weird_var attr96
 134         print_weird_var attr97
 135         print_weird_var attr98
 136         print_weird_var attr99
 137         print_weird_var attr100
 138         print_weird_var attr101
 139         print_weird_var attr102
 140         print_weird_var attr103
 141         print_weird_var attr104
 142         print_weird_var attr105
 143         print_weird_var attr106
 144         print_weird_var attr107
 145         print_weird_var attr108
 146         print_weird_var attr109
 147         print_weird_var attr110
 148         print_weird_var attr111
 149         print_weird_var attr112
 150         print_weird_var attr113
 151         print_weird_var attr114
 152         print_weird_var attr115
 153         print_weird_var attr116
 154         print_weird_var attr117
 155         print_weird_var attr118
 156         print_weird_var attr119
 157         print_weird_var attr120
 158         print_weird_var attr121
 159         print_weird_var attr122
 160         print_weird_var attr123
 161         print_weird_var attr124
 162         print_weird_var attr125
 163         print_weird_var attr126
 164
 165         gdb_test "p const69" " = 69" "'e' constant on non-enum type"
 166         gdb_test "whatis const69" "type = (unsigned int|inttype)" "whatis const69"
 167
 168         gdb_test "p sizeof (const70)" " = 2" "'e' constant with embedded type"
 169
 170         gdb_test "p bad_neg0" " = \{field0 = 42, field2 =.*field3 = 45\}" "p bad_neg0"
 171
 172         gdb_test "ptype inttype" "type = (unsigned int|inttype)" "ptype on inttype"
 173         gdb_test "p sizeof (float72type)" " = 9" "unrecognized floating point type"
 174
 175         # This big number needs to be kept as one piece
 176         gdb_test "p/x int256var" " = 0x0*2a0000002b0000002c0000002d0000002d0000002c0000002b0000002a" "print very big integer"
 177
 178         gdb_test "whatis consth" "type = inttype" "whatis consth"
 179         gdb_test "whatis consth2" "type = inttype" "whatis consth2"
 180
 181         # GDB does not yet understand S constants
 182         setup_xfail "*-*-*"
 183         gdb_test "p/x bad_neg0const" " = \{field0 = 0x11222211, field2 =.*\
 184 field3 = 0x77888877\}" "print struct constant"
 185
 186         gdb_test "ptype bad_type0" "type = .*" "print bad_type0"
 187         gdb_test "ptype bad_type1" "type = .*" "print bad_type1"
 188
 189         # GDB does not yet support arrays indexed by anything at all unusual
 190         setup_xfail "*-*-*"
 191         gdb_test "p array0" " = \\{42, 43, 44, 45, 46, 47\\}" "array0 with strange index"
 192         setup_xfail "*-*-*"
 193         gdb_test "p array1" " = \\{42, 43, 44\\}" "array1 with strange index"
 194
 195         # GDB does not yet support this feature
 196         gdb_test "whatis one_var" "type = inttype_one" \
 197             "whatis one_var (known failure in gdb 4.10)"
 198         # But do make sure that it prints as something reasonable
 199         gdb_test "whatis one_var" "type = inttype(|_one)" \
 200             "whatis one_var test 2"
 201
 202         gdb_test "whatis two_var" "type = inttype_two" \
 203             "whatis two_var (known failure in gdb 4.10)"
 204         # But do make sure that it prints as something reasonable
 205         gdb_test "whatis two_var" "type = inttype(|_two)" \
 206             "whatis two_var test 2"
 207
 208         setup_xfail "*-*-*"
 209         gdb_test "whatis pointer_to_int_var" "type = int \[*\]"
 210         setup_xfail "*-*-*"
 211         gdb_test "whatis intp_var" "type = intp"
 212
 213         gdb_test "p common0var0" "= 42"
 214         # GDB seems to only understand common blocks local to a function.
 215         # These variables never get relocated to be relative to the common
 216         # block.
 217         # I'm not sure whether it is valid to have a common block which
 218         # is not local to a function.
 219         setup_xfail "*-*-*"
 220         gdb_test "p common0var1" "= 24"
 221         setup_xfail "*-*-*"
 222         gdb_test "p common0var2" "= 22"
 223 }
 224
 225 proc print_weird_var { var } {
 226         global gdb_prompt
 227
 228         # Make sure that the variable gets printed out correctly, without
 229         # any sort of warning message.
 230         gdb_test_multiple "print $var" "variable $var printed property" {
 231                 -re "^print $var\r*\n.\[0-9\]* = 42.*$gdb_prompt $" {
 232                         pass "variable $var printed properly"
 233                 }
 234                 -re ".*$gdb_prompt $" {
 235                         fail "variable $var printed properly"
 236                 }
 237         }
 238
 239         # Make sure that the stabs did get loaded in a sensible way.
 240         # If somehow the stabs got skipped, then the above test can
 241         # pass because GDB assumes int for variables without a stab.
 242
 243         # This doesn't work because 32=45 doesn't preserve the name in
 244         # gdb (as of 14 Sep 93 anyway).
 245         #gdb_test "whatis $var" "type = (unsigned int|inttype)"
 246
 247         # But the size should be right.
 248         gdb_test "print sizeof ($var)" "= 4"
 249 }
 250
 251
 252 # Don't use gdb_load; it doesn't bitch if the loading produced some
 253 # error messages during symbol reading.
 254
 255 global target_os
 256 set sedscript ${srcdir}/${subdir}/aout.sed
 257 switch -glob ${target_triplet} {
 258     "hppa*-*-*" {
 259         set sedscript ${srcdir}/${subdir}/hppa.sed
 260     }
 261     "mips-*-ecoff" {
 262         set sedscript ${srcdir}/${subdir}/ecoff.sed
 263     }
 264     "powerpc-*-aix*" {
 265         set sedscript ${srcdir}/${subdir}/xcoff.sed
 266     }
 267     "rs6000-*-aix*" {
 268         set sedscript ${srcdir}/${subdir}/xcoff.sed
 269     }
 270     "*-*-aout" {
 271         set sedscript ${srcdir}/${subdir}/aout.sed
 272     }
 273     "*-*-xcoff" {
 274         set sedscript ${srcdir}/${subdir}/xcoff.sed
 275     }
 276     "alpha-*-*" {
 277         set sedscript ${srcdir}/${subdir}/ecoff.sed
 278     }
 279 }
 280
 281 # Hope this is a Unix box.
 282 set exec_output [remote_exec build "sed" "-f ${sedscript}" "${srcdir}/${subdir}/weird.def" "${srcfile}"]
 283 if { [lindex $exec_output 0] != 0 } {
 284     perror "Couldn't make test case. $exec_output"
 285     return -1
 286 }
 287
 288 if  { [gdb_compile "${srcfile}" "${binfile}" object ""] != "" } {
 289      untested weird.exp
 290      return -1
 291 }
 292
 293 remote_file build delete ${srcfile}
 294
 295 # Start with a fresh gdb
 296 gdb_exit
 297 gdb_start
 298 gdb_reinitialize_dir $srcdir/$subdir
 299
 300 set binfile [remote_download host ${binfile} object.o]
 301 send_gdb "file $binfile\n"
 302 # If $binfile is very long, a \r (but not a \n) will echo in the
 303 # middle of the echo of the command.  So to match the echo, we
 304 # would like to match anything not containing \n
 305 # (we would prefer to be sure not to match any warning message).
 306 # But \[^\n\]* doesn't seem to work, so instead use the heuristic
 307 # that a filename won't contain a space and a warning message will.
 308 # But spaces following by backspaces aren't really spaces.
 309 gdb_expect 60 {
 310     -re "^file (\[^ \]| +\008)*\r*\n" {
 311         exp_continue
 312     }
 313     -re "A program is being debugged already.\[\r\n\]+Are you sure you want to change the file\\? \\(y or n\\)" {
 314         send_gdb "y\n"
 315         exp_continue
 316     }
 317     -re "^Reading symbols from .*$binfile\\.\\.\\.done\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)\r\n$gdb_prompt $" {
 318         pass "weirdx.o read without error"
 319     }
 320     -re ".*$gdb_prompt $" {
 321         fail "Errors reading weirdx.o"
 322     }
 323     timeout {
 324         perror "couldn't load $binfile into $GDB (timed out)."
 325         return -1
 326     }
 327     eof { fail "(eof) cannot read weirdx.o" }
 328 }
 329
 330 do_tests
 331
 332 remote_file host delete ${binfile}
 333
 334 return 0