gdb/testsuite/gdb.base/nodebug.exp

   1 # Copyright 1997, 1999, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@prep.ai.mit.edu
  18
  19 # Test that things still (sort of) work when compiled without -g.
  20
  21 if $tracelevel then {
  22         strace $tracelevel
  23 }
  24
  25 set prms_id 0
  26 set bug_id 0
  27
  28 set testfile nodebug
  29 set srcfile $srcdir/$subdir/$testfile.c
  30 set binfile $objdir/$subdir/$testfile
  31
  32 if [get_compiler_info ${binfile}] {
  33     return -1;
  34 }
  35
  36 if [test_compiler_info "xlc-*"] {
  37     # By default, IBM'x xlc compiler doesn't add static variables into the symtab.
  38     # Use "-qstatsym" to do so.
  39     set exec_opts additional_flags=-qstatsym
  40 } else {
  41     set exec_opts ""
  42 }
  43
  44 if  { [gdb_compile $srcfile $binfile executable $exec_opts] != "" } {
  45     untested "Couldn't compile $srcfile."
  46     return -1
  47 }
  48
  49 # Start with a fresh gdb.
  50
  51 gdb_exit
  52 gdb_start
  53 gdb_reinitialize_dir $srcdir/$subdir
  54 gdb_load $binfile
  55
  56 if [runto inner] then {
  57
  58     # Expect to find global/local symbols in each of text/data/bss.
  59
  60     # The exact format for some of this output is not necessarily
  61     # ideal, particularly interpreting "p top" requires a fair bit of
  62     # savvy about gdb's workings and the meaning of the "{}"
  63     # construct.  So the details maybe could be tweaked.  But the
  64     # basic purpose should be maintained, which is (a) users should be
  65     # able to interact with these variables with some care (they have
  66     # to know how to interpret them according to their real type,
  67     # since gdb doesn't know the type), but (b) users should be able
  68     # to detect that gdb does not know the type, rather than just
  69     # being told they are ints or functions returning int like old
  70     # versions of gdb used to do.
  71
  72     # On alpha (and other ecoff systems) the native compilers put
  73     # out debugging info for non-aggregate return values of functions
  74     # even without -g, which should be accepted.
  75     # Irix5, even though it is ELF, counts as "ecoff" because it
  76     # encapsulates ecoff debugging info in a .mdebug section.
  77     # Irix6 gcc emits no debug info at all for static functions and
  78     # variables, so all tests involving statics fail.
  79
  80     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  81     gdb_test "p top" \
  82         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <top(\\(int\\)|)>"
  83     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  84     gdb_test "whatis top" \
  85         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  86     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix6*" }
  87     gdb_test "ptype top" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  88
  89     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  90     setup_xfail "mips-sgi-irix6*"
  91     gdb_test "p middle" \
  92         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <middle(\\(int\\)|)>"
  93     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  94     setup_xfail "mips-sgi-irix6*"
  95     gdb_test "whatis middle" \
  96         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  97     setup_xfail "mips-sgi-irix6*"
  98     gdb_test "ptype middle" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  99
 100     gdb_test "p dataglobal" "= 3"
 101     gdb_test "whatis dataglobal" \
 102         "<(data variable|variable), no debug info>|int"
 103     gdb_test "ptype dataglobal" "<(data variable|variable), no debug info>|int"
 104
 105     # The only symbol xcoff puts out for statics is for the TOC entry.
 106     # Possible, but hairy, for gdb to deal.  Right now it doesn't, it
 107     # doesn't know the variables exist at all.
 108     setup_xfail "rs6000*-*-aix*"
 109     setup_xfail "powerpc*-*-aix*"
 110     if [test_compiler_info "gcc-*"] {
 111         setup_xfail "mips-sgi-irix6*"
 112     } else {
 113         setup_xfail "hppa*-*-hpux*"
 114     }
 115
 116     gdb_test "p datalocal" "= 4"
 117
 118     setup_xfail "rs6000*-*-aix*"
 119     setup_xfail "powerpc*-*-aix*"
 120     if [test_compiler_info "gcc-*"] {
 121         setup_xfail "mips-sgi-irix6*"
 122     } else {
 123         setup_xfail "hppa*-*-hpux*"
 124     }
 125
 126     gdb_test "whatis datalocal" "<(data variable|variable), no debug info>"
 127
 128     setup_xfail "rs6000*-*-aix*"
 129     setup_xfail "powerpc*-*-aix*"
 130     if [test_compiler_info "gcc-*"] {
 131         setup_xfail "mips-sgi-irix6*"
 132     } else {
 133         setup_xfail "hppa*-*-hpux*"
 134     }
 135
 136     gdb_test "ptype datalocal" "<(data variable|variable), no debug info>"
 137     gdb_test "p bssglobal" "= 0"
 138     gdb_test "whatis bssglobal" "<(data variable|variable), no debug info>|int"
 139     gdb_test "ptype bssglobal" "<(data variable|variable), no debug info>|int"
 140
 141     setup_xfail "rs6000*-*-aix*"
 142     setup_xfail "powerpc*-*-aix*"
 143     if [test_compiler_info "gcc-*"] {
 144         setup_xfail "mips-sgi-irix6*"
 145     } else {
 146         setup_xfail "hppa*-*-hpux*"
 147     }
 148
 149     gdb_test "p bsslocal" "= 0"
 150
 151     setup_xfail "rs6000*-*-aix*"
 152     setup_xfail "powerpc*-*-aix*"
 153     if [test_compiler_info "gcc-*"] {
 154         setup_xfail "mips-sgi-irix6*"
 155     } else {
 156         setup_xfail "hppa*-*-hpux*"
 157     }
 158
 159     gdb_test "whatis bsslocal" "<(data variable|variable), no debug info>"
 160
 161     setup_xfail "rs6000*-*-aix*"
 162     setup_xfail "powerpc*-*-aix*"
 163     if [test_compiler_info "gcc-*"] {
 164         setup_xfail "mips-sgi-irix6*"
 165     } else {
 166         setup_xfail "hppa*-*-hpux*"
 167     }
 168     gdb_test "ptype bsslocal" "<(data variable|variable), no debug info>"
 169
 170     if [test_compiler_info "gcc-*"] {
 171         setup_xfail "mips-sgi-irix6*"
 172     }
 173
 174     gdb_test "backtrace 10" "#0.*inner.*#1.*middle.*#2.*top.*#3.*main.*" \
 175         "backtrace from inner in nodebug.exp"
 176     # Or if that doesn't work, at least hope for the external symbols
 177     # Commented out because if we aren't going to xfail the above test
 178     # ever, why bother with a weaker test?
 179     #gdb_test "backtrace 10" "#0.*inner.*#1.*#2.*top.*#3.*main.*" \
 180         #    "backtrace from inner in nodebug.exp for externals"
 181
 182     # This test is not as obscure as it might look.  `p getenv ("TERM")'
 183     # is a real-world example, at least on many systems.
 184     if { ! [test_compiler_info "gcc-*"]} {
 185         setup_xfail "mips-sgi-irix6*"
 186     }
 187     if [target_info exists gdb,cannot_call_functions] {
 188         setup_xfail "*-*-*" 2416
 189         fail "p/c array_index(\"abcdef\",2)"
 190     } else {
 191         #
 192         # On HP-UX, a support function (__d_plt_call) necessary to
 193         # implement an inferior call is normally only available when
 194         # the inferior was compiled with -g.  Thus, we expect this
 195         # testpoint to fail on HP-UX.
 196         if { [istarget "hppa*-hpux*"] } {
 197             send_gdb "p/c array_index(\"abcdef\",2)\n"
 198             gdb_expect {
 199                 -re ".*Suggest linking executable with -g.*$gdb_prompt $" { pass "p/c array_index(\"abcdef\",2)" }
 200                 -re ".*Cannot find __wdb_call_dummy in.*end.o.*" { pass "p/c array_index(\"abcdef\",2)" }
 201                 -re ".*99 'c'.*" { pass "p/c array_index(\"abcdef\",2)" }
 202                 timeout { fail "(timeout) p/c array_index" }
 203             }
 204         } else {
 205             # We need to up this because this can be really slow on some boards.
 206             # (malloc() is called as part of the test).
 207             set timeout 60;
 208             gdb_test {p/c array_index("abcdef",2)} " = 99 'c'"
 209         }
 210     }
 211
 212     # Now, try that we can give names of file-local symbols which happen
 213     # to be unique, and have it still work
 214     if [test_compiler_info "gcc-*"] {
 215         setup_xfail "mips-sgi-irix6*"
 216     }
 217     if [runto middle] then {
 218         gdb_test "backtrace 10" "#0.*middle.*#1.*top.*#2.*main.*" \
 219             "backtrace from middle in nodebug.exp"
 220     }
 221 }