gdb/testsuite/gdb.base/nodebug.exp

   1 # Copyright 1997, 1999, 2004, 2005, 2007, 2008, 2009
   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 things still (sort of) work when compiled without -g.
  18
  19 if $tracelevel then {
  20         strace $tracelevel
  21 }
  22
  23 set prms_id 0
  24 set bug_id 0
  25
  26 set testfile nodebug
  27 set srcfile $srcdir/$subdir/$testfile.c
  28 set binfile $objdir/$subdir/$testfile
  29
  30 if [get_compiler_info ${binfile}] {
  31     return -1;
  32 }
  33
  34 if [test_compiler_info "xlc-*"] {
  35     # By default, IBM'x xlc compiler doesn't add static variables into the symtab.
  36     # Use "-qstatsym" to do so.
  37     set exec_opts additional_flags=-qstatsym
  38 } else {
  39     set exec_opts ""
  40 }
  41
  42 if  { [gdb_compile $srcfile $binfile executable $exec_opts] != "" } {
  43     untested "Couldn't compile $srcfile."
  44     return -1
  45 }
  46
  47 # Start with a fresh gdb.
  48
  49 gdb_exit
  50 gdb_start
  51 gdb_reinitialize_dir $srcdir/$subdir
  52 gdb_load $binfile
  53
  54 if [runto inner] then {
  55
  56     # Expect to find global/local symbols in each of text/data/bss.
  57
  58     # The exact format for some of this output is not necessarily
  59     # ideal, particularly interpreting "p top" requires a fair bit of
  60     # savvy about gdb's workings and the meaning of the "{}"
  61     # construct.  So the details maybe could be tweaked.  But the
  62     # basic purpose should be maintained, which is (a) users should be
  63     # able to interact with these variables with some care (they have
  64     # to know how to interpret them according to their real type,
  65     # since gdb doesn't know the type), but (b) users should be able
  66     # to detect that gdb does not know the type, rather than just
  67     # being told they are ints or functions returning int like old
  68     # versions of gdb used to do.
  69
  70     # On alpha (and other ecoff systems) the native compilers put
  71     # out debugging info for non-aggregate return values of functions
  72     # even without -g, which should be accepted.
  73     # Irix5, even though it is ELF, counts as "ecoff" because it
  74     # encapsulates ecoff debugging info in a .mdebug section.
  75     # Irix6 gcc emits no debug info at all for static functions and
  76     # variables, so all tests involving statics fail.
  77
  78     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  79     gdb_test "p top" \
  80         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <top(\\(int\\)|)>"
  81     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  82     gdb_test "whatis top" \
  83         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  84     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix6*" }
  85     gdb_test "ptype top" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  86
  87     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  88     setup_xfail "mips-sgi-irix6*"
  89     gdb_test "p middle" \
  90         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <middle(\\(int\\)|)>"
  91     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  92     setup_xfail "mips-sgi-irix6*"
  93     gdb_test "whatis middle" \
  94         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  95     setup_xfail "mips-sgi-irix6*"
  96     gdb_test "ptype middle" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  97
  98     gdb_test "p dataglobal" "= 3"
  99     gdb_test "whatis dataglobal" \
 100         "<(data variable|variable), no debug info>|int"
 101     gdb_test "ptype dataglobal" "<(data variable|variable), no debug info>|int"
 102
 103     # The only symbol xcoff puts out for statics is for the TOC entry.
 104     # Possible, but hairy, for gdb to deal.  Right now it doesn't, it
 105     # doesn't know the variables exist at all.
 106     setup_xfail "rs6000*-*-aix*"
 107     setup_xfail "powerpc*-*-aix*"
 108     if [test_compiler_info "gcc-*"] {
 109         setup_xfail "mips-sgi-irix6*"
 110     } else {
 111         setup_xfail "hppa*-*-hpux*"
 112     }
 113
 114     gdb_test "p datalocal" "= 4"
 115
 116     setup_xfail "rs6000*-*-aix*"
 117     setup_xfail "powerpc*-*-aix*"
 118     if [test_compiler_info "gcc-*"] {
 119         setup_xfail "mips-sgi-irix6*"
 120     } else {
 121         setup_xfail "hppa*-*-hpux*"
 122     }
 123
 124     gdb_test "whatis datalocal" "<(data variable|variable), no debug info>"
 125
 126     setup_xfail "rs6000*-*-aix*"
 127     setup_xfail "powerpc*-*-aix*"
 128     if [test_compiler_info "gcc-*"] {
 129         setup_xfail "mips-sgi-irix6*"
 130     } else {
 131         setup_xfail "hppa*-*-hpux*"
 132     }
 133
 134     gdb_test "ptype datalocal" "<(data variable|variable), no debug info>"
 135     gdb_test "p bssglobal" "= 0"
 136     gdb_test "whatis bssglobal" "<(data variable|variable), no debug info>|int"
 137     gdb_test "ptype bssglobal" "<(data variable|variable), no debug info>|int"
 138
 139     setup_xfail "rs6000*-*-aix*"
 140     setup_xfail "powerpc*-*-aix*"
 141     if [test_compiler_info "gcc-*"] {
 142         setup_xfail "mips-sgi-irix6*"
 143     } else {
 144         setup_xfail "hppa*-*-hpux*"
 145     }
 146
 147     gdb_test "p bsslocal" "= 0"
 148
 149     setup_xfail "rs6000*-*-aix*"
 150     setup_xfail "powerpc*-*-aix*"
 151     if [test_compiler_info "gcc-*"] {
 152         setup_xfail "mips-sgi-irix6*"
 153     } else {
 154         setup_xfail "hppa*-*-hpux*"
 155     }
 156
 157     gdb_test "whatis bsslocal" "<(data variable|variable), no debug info>"
 158
 159     setup_xfail "rs6000*-*-aix*"
 160     setup_xfail "powerpc*-*-aix*"
 161     if [test_compiler_info "gcc-*"] {
 162         setup_xfail "mips-sgi-irix6*"
 163     } else {
 164         setup_xfail "hppa*-*-hpux*"
 165     }
 166     gdb_test "ptype bsslocal" "<(data variable|variable), no debug info>"
 167
 168     if [test_compiler_info "gcc-*"] {
 169         setup_xfail "mips-sgi-irix6*"
 170     }
 171
 172     gdb_test "backtrace 10" "#0.*inner.*#1.*middle.*#2.*top.*#3.*main.*" \
 173         "backtrace from inner in nodebug.exp"
 174     # Or if that doesn't work, at least hope for the external symbols
 175     # Commented out because if we aren't going to xfail the above test
 176     # ever, why bother with a weaker test?
 177     #gdb_test "backtrace 10" "#0.*inner.*#1.*#2.*top.*#3.*main.*" \
 178         #    "backtrace from inner in nodebug.exp for externals"
 179
 180     # This test is not as obscure as it might look.  `p getenv ("TERM")'
 181     # is a real-world example, at least on many systems.
 182     if { ! [test_compiler_info "gcc-*"]} {
 183         setup_xfail "mips-sgi-irix6*"
 184     }
 185     if [target_info exists gdb,cannot_call_functions] {
 186         setup_xfail "*-*-*" 2416
 187         fail "p/c array_index(\"abcdef\",2)"
 188     } else {
 189         #
 190         # On HP-UX, a support function (__d_plt_call) necessary to
 191         # implement an inferior call is normally only available when
 192         # the inferior was compiled with -g.  Thus, we expect this
 193         # testpoint to fail on HP-UX.
 194         if { [istarget "hppa*-hpux*"] } {
 195             send_gdb "p/c array_index(\"abcdef\",2)\n"
 196             gdb_expect {
 197                 -re ".*Suggest linking executable with -g.*$gdb_prompt $" { pass "p/c array_index(\"abcdef\",2)" }
 198                 -re ".*Cannot find __wdb_call_dummy in.*end.o.*" { pass "p/c array_index(\"abcdef\",2)" }
 199                 -re ".*99 'c'.*" { pass "p/c array_index(\"abcdef\",2)" }
 200                 timeout { fail "(timeout) p/c array_index" }
 201             }
 202         } else {
 203             # We need to up this because this can be really slow on some boards.
 204             # (malloc() is called as part of the test).
 205             set timeout 60;
 206             gdb_test {p/c array_index("abcdef",2)} " = 99 'c'"
 207         }
 208     }
 209
 210     # Now, try that we can give names of file-local symbols which happen
 211     # to be unique, and have it still work
 212     if [test_compiler_info "gcc-*"] {
 213         setup_xfail "mips-sgi-irix6*"
 214     }
 215     if [runto middle] then {
 216         gdb_test "backtrace 10" "#0.*middle.*#1.*top.*#2.*main.*" \
 217             "backtrace from middle in nodebug.exp"
 218     }
 219 }