gdb/testsuite/gdb.stabs/weird.exp

   1 # Copyright 1997, 1998, 1999, 2001, 2003, 2004, 2006, 2007, 2008
   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 # Test that GDB properly ignores invalid stabs.
  18 # Also test that GDB can debug a .o file, and that it doesn't mind
  19 # a file that's more minimal than what a compiler normally puts out.
  20 if $tracelevel then {
  21         strace $tracelevel
  22 }
  23
  24 # If the test directory was not created by configure then skip
  25 # this test.
  26 if ![file isdirectory ${objdir}/${subdir}] then {
  27     return 0
  28 }
  29
  30 set prms_id 0
  31 set bug_id 0
  32
  33 set testfile weird
  34 set srcfile ${objdir}/${subdir}/weird.s
  35 set binfile ${objdir}/${subdir}/weirdx.o
  36
  37 if { [ get_compiler_info "$binfile" ] } {
  38     return -1
  39 }
  40
  41 if { $hp_cc_compiler || $hp_aCC_compiler } {
  42     # The native hp-ux assembler does not support stabs at all.
  43     # If the compiler is native hp-ux, of course the assembler is too.
  44     # But if someone builds gcc with the native assembler (not recommended)
  45     # rather than the gnu assembler, then this logic will not suppress it.
  46     # -- chastain 2004-01-07
  47     unsupported "stabs with hp-ux assembler"
  48     continue
  49 }
  50
  51 proc do_tests {} {
  52         global binfile
  53         global gdb_prompt
  54
  55         # Mips/alpha targets that use gcc with mips-tfile put out the stabs
  56         # assembler directives embedded in comments. If the assembler
  57         # file is then processed with native cc, all stabs directives
  58         # will be lost.
  59         # Skip the rest of the stabs tests for this case.
  60         send_gdb "ptype inttype\n"
  61         gdb_expect {
  62                 -re "^ptype inttype\r*\ntype = inttype.*$gdb_prompt $" {
  63                         pass "stabs found"
  64                 }
  65                 -re ".*$gdb_prompt $" {
  66                         setup_xfail "mips-*-*"
  67                         setup_xfail "alpha-*-*"
  68                         fail "stabs not found"
  69                         return
  70                 }
  71                 default { fail "checking for stabs" }
  72         }
  73
  74         print_weird_var var0
  75         print_weird_var var1
  76         print_weird_var var2
  77         print_weird_var var3
  78
  79         print_weird_var attr32
  80         print_weird_var attr33
  81         print_weird_var attr35
  82         print_weird_var attr36
  83         print_weird_var attr37
  84         print_weird_var attr38
  85         print_weird_var attr39
  86         print_weird_var attr41
  87         print_weird_var attr42
  88         print_weird_var attr43
  89         print_weird_var attr44
  90         print_weird_var attr46
  91         print_weird_var attr47
  92         print_weird_var attr58
  93         print_weird_var attr59
  94         print_weird_var attr60
  95         print_weird_var attr61
  96         print_weird_var attr62
  97         print_weird_var attr63
  98         print_weird_var attr64
  99         print_weird_var attr65
 100         print_weird_var attr66
 101         print_weird_var attr67
 102         print_weird_var attr68
 103         print_weird_var attr69
 104         print_weird_var attr70
 105         print_weird_var attr71
 106         print_weird_var attr72
 107         print_weird_var attr73
 108         print_weird_var attr74
 109         print_weird_var attr75
 110         print_weird_var attr76
 111         print_weird_var attr77
 112         print_weird_var attr78
 113         print_weird_var attr79
 114         print_weird_var attr80
 115         print_weird_var attr81
 116         print_weird_var attr82
 117         print_weird_var attr83
 118         print_weird_var attr84
 119         print_weird_var attr85
 120         print_weird_var attr86
 121         print_weird_var attr87
 122         print_weird_var attr88
 123         print_weird_var attr89
 124         print_weird_var attr90
 125         print_weird_var attr91
 126         print_weird_var attr92
 127         print_weird_var attr93
 128         print_weird_var attr94
 129         print_weird_var attr95
 130         print_weird_var attr96
 131         print_weird_var attr97
 132         print_weird_var attr98
 133         print_weird_var attr99
 134         print_weird_var attr100
 135         print_weird_var attr101
 136         print_weird_var attr102
 137         print_weird_var attr103
 138         print_weird_var attr104
 139         print_weird_var attr105
 140         print_weird_var attr106
 141         print_weird_var attr107
 142         print_weird_var attr108
 143         print_weird_var attr109
 144         print_weird_var attr110
 145         print_weird_var attr111
 146         print_weird_var attr112
 147         print_weird_var attr113
 148         print_weird_var attr114
 149         print_weird_var attr115
 150         print_weird_var attr116
 151         print_weird_var attr117
 152         print_weird_var attr118
 153         print_weird_var attr119
 154         print_weird_var attr120
 155         print_weird_var attr121
 156         print_weird_var attr122
 157         print_weird_var attr123
 158         print_weird_var attr124
 159         print_weird_var attr125
 160         print_weird_var attr126
 161
 162         gdb_test "p const69" " = 69" "'e' constant on non-enum type"
 163         gdb_test "whatis const69" "type = (unsigned int|inttype)" "whatis const69"
 164
 165         gdb_test "p sizeof (const70)" " = 2" "'e' constant with embedded type"
 166
 167         gdb_test "p bad_neg0" " = \{field0 = 42, field2 =.*field3 = 45\}" "p bad_neg0"
 168
 169         gdb_test "ptype inttype" "type = (unsigned int|inttype)" "ptype on inttype"
 170         gdb_test "p sizeof (float72type)" " = 9" "unrecognized floating point type"
 171
 172         # This big number needs to be kept as one piece
 173         gdb_test "p/x int256var" " = 0x0*2a0000002b0000002c0000002d0000002d0000002c0000002b0000002a" "print very big integer"
 174
 175         gdb_test "whatis consth" "type = inttype" "whatis consth"
 176         gdb_test "whatis consth2" "type = inttype" "whatis consth2"
 177
 178         # GDB does not yet understand S constants
 179         setup_xfail "*-*-*"
 180         gdb_test "p/x bad_neg0const" " = \{field0 = 0x11222211, field2 =.*\
 181 field3 = 0x77888877\}" "print struct constant"
 182
 183         gdb_test "ptype bad_type0" "type = .*" "print bad_type0"
 184         gdb_test "ptype bad_type1" "type = .*" "print bad_type1"
 185
 186         # GDB does not yet support arrays indexed by anything at all unusual
 187         setup_xfail "*-*-*"
 188         gdb_test "p array0" " = \\{42, 43, 44, 45, 46, 47\\}" "array0 with strange index"
 189         setup_xfail "*-*-*"
 190         gdb_test "p array1" " = \\{42, 43, 44\\}" "array1 with strange index"
 191
 192         # GDB does not yet support this feature
 193         gdb_test "whatis one_var" "type = inttype_one" \
 194             "whatis one_var (known failure in gdb 4.10)"
 195         # But do make sure that it prints as something reasonable
 196         gdb_test "whatis one_var" "type = inttype(|_one)" \
 197             "whatis one_var test 2"
 198
 199         gdb_test "whatis two_var" "type = inttype_two" \
 200             "whatis two_var (known failure in gdb 4.10)"
 201         # But do make sure that it prints as something reasonable
 202         gdb_test "whatis two_var" "type = inttype(|_two)" \
 203             "whatis two_var test 2"
 204
 205         setup_xfail "*-*-*"
 206         gdb_test "whatis pointer_to_int_var" "type = int \[*\]"
 207         setup_xfail "*-*-*"
 208         gdb_test "whatis intp_var" "type = intp"
 209
 210         gdb_test "p common0var0" "= 42"
 211         # GDB seems to only understand common blocks local to a function.
 212         # These variables never get relocated to be relative to the common
 213         # block.
 214         # I'm not sure whether it is valid to have a common block which
 215         # is not local to a function.
 216         setup_xfail "*-*-*"
 217         gdb_test "p common0var1" "= 24"
 218         setup_xfail "*-*-*"
 219         gdb_test "p common0var2" "= 22"
 220 }
 221
 222 proc print_weird_var { var } {
 223         global gdb_prompt
 224
 225         # Make sure that the variable gets printed out correctly, without
 226         # any sort of warning message.
 227         gdb_test_multiple "print $var" "variable $var printed property" {
 228                 -re "^print $var\r*\n.\[0-9\]* = 42.*$gdb_prompt $" {
 229                         pass "variable $var printed properly"
 230                 }
 231                 -re ".*$gdb_prompt $" {
 232                         fail "variable $var printed properly"
 233                 }
 234         }
 235
 236         # Make sure that the stabs did get loaded in a sensible way.
 237         # If somehow the stabs got skipped, then the above test can
 238         # pass because GDB assumes int for variables without a stab.
 239
 240         # This doesn't work because 32=45 doesn't preserve the name in
 241         # gdb (as of 14 Sep 93 anyway).
 242         #gdb_test "whatis $var" "type = (unsigned int|inttype)"
 243
 244         # But the size should be right.
 245         gdb_test "print sizeof ($var)" "= 4"
 246 }
 247
 248
 249 # Don't use gdb_load; it doesn't bitch if the loading produced some
 250 # error messages during symbol reading.
 251
 252 global target_os
 253 set sedscript ${srcdir}/${subdir}/aout.sed
 254 switch -glob ${target_triplet} {
 255     "hppa*-*-*" {
 256         set sedscript ${srcdir}/${subdir}/hppa.sed
 257     }
 258     "mips-*-ecoff" {
 259         set sedscript ${srcdir}/${subdir}/ecoff.sed
 260     }
 261     "powerpc-*-aix*" {
 262         set sedscript ${srcdir}/${subdir}/xcoff.sed
 263     }
 264     "rs6000-*-aix*" {
 265         set sedscript ${srcdir}/${subdir}/xcoff.sed
 266     }
 267     "*-*-aout" {
 268         set sedscript ${srcdir}/${subdir}/aout.sed
 269     }
 270     "*-*-xcoff" {
 271         set sedscript ${srcdir}/${subdir}/xcoff.sed
 272     }
 273     "alpha-*-*" {
 274         set sedscript ${srcdir}/${subdir}/ecoff.sed
 275     }
 276 }
 277
 278 # Hope this is a Unix box.
 279 set exec_output [remote_exec build "sed" "-f ${sedscript}" "${srcdir}/${subdir}/weird.def" "${srcfile}"]
 280 if { [lindex $exec_output 0] != 0 } {
 281     perror "Couldn't make test case. $exec_output"
 282     return -1
 283 }
 284
 285 if  { [gdb_compile "${srcfile}" "${binfile}" object ""] != "" } {
 286      untested weird.exp
 287      return -1
 288 }
 289
 290 remote_file build delete ${srcfile}
 291
 292 # Start with a fresh gdb
 293 gdb_exit
 294 gdb_start
 295 gdb_reinitialize_dir $srcdir/$subdir
 296
 297 set binfile [remote_download host ${binfile} object.o]
 298 send_gdb "file $binfile\n"
 299 # If $binfile is very long, a \r (but not a \n) will echo in the
 300 # middle of the echo of the command.  So to match the echo, we
 301 # would like to match anything not containing \n
 302 # (we would prefer to be sure not to match any warning message).
 303 # But \[^\n\]* doesn't seem to work, so instead use the heuristic
 304 # that a filename won't contain a space and a warning message will.
 305 # But spaces following by backspaces aren't really spaces.
 306 gdb_expect 60 {
 307     -re "^file (\[^ \]| +\008)*\r*\n" {
 308         exp_continue
 309     }
 310     -re "A program is being debugged already.\[\r\n\]+Are you sure you want to change the file\\? \\(y or n\\)" {
 311         send_gdb "y\n"
 312         exp_continue
 313     }
 314     -re "^Reading symbols from .*$binfile\\.\\.\\.done\.(|\r\nUsing host libthread_db library .*libthread_db.so.*\\.)\r\n$gdb_prompt $" {
 315         pass "weirdx.o read without error"
 316     }
 317     -re ".*$gdb_prompt $" {
 318         fail "Errors reading weirdx.o"
 319     }
 320     timeout {
 321         perror "couldn't load $binfile into $GDB (timed out)."
 322         return -1
 323     }
 324     eof { fail "(eof) cannot read weirdx.o" }
 325 }
 326
 327 do_tests
 328
 329 remote_file host delete ${binfile}
 330
 331 return 0