gdb/testsuite/gdb.base/nodebug.exp

   1 # Copyright 1997, 1999, 2004, 2005 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 2 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, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  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 things still (sort of) work when compiled without -g.
  21
  22 if $tracelevel then {
  23         strace $tracelevel
  24 }
  25
  26 set prms_id 0
  27 set bug_id 0
  28
  29 set testfile nodebug
  30 set srcfile $srcdir/$subdir/$testfile.c
  31 set binfile $objdir/$subdir/$testfile
  32
  33 if [get_compiler_info ${binfile}] {
  34     return -1;
  35 }
  36
  37 if [test_compiler_info "xlc-*"] {
  38     # By default, IBM'x xlc compiler doesn't add static variables into the symtab.
  39     # Use "-qstatsym" to do so.
  40     set exec_opts additional_flags=-qstatsym
  41 } else {
  42     set exec_opts ""
  43 }
  44
  45 if  { [gdb_compile $srcfile $binfile executable $exec_opts] != "" } {
  46     untested "Couldn't compile $srcfile."
  47     return -1
  48 }
  49
  50 # Start with a fresh gdb.
  51
  52 gdb_exit
  53 gdb_start
  54 gdb_reinitialize_dir $srcdir/$subdir
  55 gdb_load $binfile
  56
  57 if [runto inner] then {
  58
  59     # Expect to find global/local symbols in each of text/data/bss.
  60
  61     # The exact format for some of this output is not necessarily
  62     # ideal, particularly interpreting "p top" requires a fair bit of
  63     # savvy about gdb's workings and the meaning of the "{}"
  64     # construct.  So the details maybe could be tweaked.  But the
  65     # basic purpose should be maintained, which is (a) users should be
  66     # able to interact with these variables with some care (they have
  67     # to know how to interpret them according to their real type,
  68     # since gdb doesn't know the type), but (b) users should be able
  69     # to detect that gdb does not know the type, rather than just
  70     # being told they are ints or functions returning int like old
  71     # versions of gdb used to do.
  72
  73     # On alpha (and other ecoff systems) the native compilers put
  74     # out debugging info for non-aggregate return values of functions
  75     # even without -g, which should be accepted.
  76     # Irix5, even though it is ELF, counts as "ecoff" because it
  77     # encapsulates ecoff debugging info in a .mdebug section.
  78     # Irix6 gcc emits no debug info at all for static functions and
  79     # variables, so all tests involving statics fail.
  80
  81     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  82     gdb_test "p top" \
  83         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <top(\\(int\\)|)>"
  84     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  85     gdb_test "whatis top" \
  86         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  87     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix6*" }
  88     gdb_test "ptype top" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  89
  90     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  91     setup_xfail "mips-sgi-irix6*"
  92     gdb_test "p middle" \
  93         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <middle(\\(int\\)|)>"
  94     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  95     setup_xfail "mips-sgi-irix6*"
  96     gdb_test "whatis middle" \
  97         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  98     setup_xfail "mips-sgi-irix6*"
  99     gdb_test "ptype middle" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
 100
 101     gdb_test "p dataglobal" "= 3"
 102     gdb_test "whatis dataglobal" \
 103         "<(data variable|variable), no debug info>|int"
 104     gdb_test "ptype dataglobal" "<(data variable|variable), no debug info>|int"
 105
 106     # The only symbol xcoff puts out for statics is for the TOC entry.
 107     # Possible, but hairy, for gdb to deal.  Right now it doesn't, it
 108     # doesn't know the variables exist at all.
 109     setup_xfail "rs6000*-*-aix*"
 110     setup_xfail "powerpc*-*-aix*"
 111     if [test_compiler_info "gcc-*"] {
 112         setup_xfail "mips-sgi-irix6*"
 113     } else {
 114         setup_xfail "hppa*-*-hpux*"
 115     }
 116
 117     gdb_test "p datalocal" "= 4"
 118
 119     setup_xfail "rs6000*-*-aix*"
 120     setup_xfail "powerpc*-*-aix*"
 121     if [test_compiler_info "gcc-*"] {
 122         setup_xfail "mips-sgi-irix6*"
 123     } else {
 124         setup_xfail "hppa*-*-hpux*"
 125     }
 126
 127     gdb_test "whatis datalocal" "<(data variable|variable), no debug info>"
 128
 129     setup_xfail "rs6000*-*-aix*"
 130     setup_xfail "powerpc*-*-aix*"
 131     if [test_compiler_info "gcc-*"] {
 132         setup_xfail "mips-sgi-irix6*"
 133     } else {
 134         setup_xfail "hppa*-*-hpux*"
 135     }
 136
 137     gdb_test "ptype datalocal" "<(data variable|variable), no debug info>"
 138     gdb_test "p bssglobal" "= 0"
 139     gdb_test "whatis bssglobal" "<(data variable|variable), no debug info>|int"
 140     gdb_test "ptype bssglobal" "<(data variable|variable), no debug info>|int"
 141
 142     setup_xfail "rs6000*-*-aix*"
 143     setup_xfail "powerpc*-*-aix*"
 144     if [test_compiler_info "gcc-*"] {
 145         setup_xfail "mips-sgi-irix6*"
 146     } else {
 147         setup_xfail "hppa*-*-hpux*"
 148     }
 149
 150     gdb_test "p bsslocal" "= 0"
 151
 152     setup_xfail "rs6000*-*-aix*"
 153     setup_xfail "powerpc*-*-aix*"
 154     if [test_compiler_info "gcc-*"] {
 155         setup_xfail "mips-sgi-irix6*"
 156     } else {
 157         setup_xfail "hppa*-*-hpux*"
 158     }
 159
 160     gdb_test "whatis bsslocal" "<(data variable|variable), no debug info>"
 161
 162     setup_xfail "rs6000*-*-aix*"
 163     setup_xfail "powerpc*-*-aix*"
 164     if [test_compiler_info "gcc-*"] {
 165         setup_xfail "mips-sgi-irix6*"
 166     } else {
 167         setup_xfail "hppa*-*-hpux*"
 168     }
 169     gdb_test "ptype bsslocal" "<(data variable|variable), no debug info>"
 170
 171     if [test_compiler_info "gcc-*"] {
 172         setup_xfail "mips-sgi-irix6*"
 173     }
 174
 175     gdb_test "backtrace 10" "#0.*inner.*#1.*middle.*#2.*top.*#3.*main.*" \
 176         "backtrace from inner in nodebug.exp"
 177     # Or if that doesn't work, at least hope for the external symbols
 178     # Commented out because if we aren't going to xfail the above test
 179     # ever, why bother with a weaker test?
 180     #gdb_test "backtrace 10" "#0.*inner.*#1.*#2.*top.*#3.*main.*" \
 181         #    "backtrace from inner in nodebug.exp for externals"
 182
 183     # This test is not as obscure as it might look.  `p getenv ("TERM")'
 184     # is a real-world example, at least on many systems.
 185     if { ! [test_compiler_info "gcc-*"]} {
 186         setup_xfail "mips-sgi-irix6*"
 187     }
 188     if [target_info exists gdb,cannot_call_functions] {
 189         setup_xfail "*-*-*" 2416
 190         fail "p/c array_index(\"abcdef\",2)"
 191     } else {
 192         #
 193         # On HP-UX, a support function (__d_plt_call) necessary to
 194         # implement an inferior call is normally only available when
 195         # the inferior was compiled with -g.  Thus, we expect this
 196         # testpoint to fail on HP-UX.
 197         if { [istarget "hppa*-hpux*"] } {
 198             send_gdb "p/c array_index(\"abcdef\",2)\n"
 199             gdb_expect {
 200                 -re ".*Suggest linking executable with -g.*$gdb_prompt $" { pass "p/c array_index(\"abcdef\",2)" }
 201                 -re ".*Cannot find __wdb_call_dummy in.*end.o.*" { pass "p/c array_index(\"abcdef\",2)" }
 202                 -re ".*99 'c'.*" { pass "p/c array_index(\"abcdef\",2)" }
 203                 timeout { fail "(timeout) p/c array_index" }
 204             }
 205         } else {
 206             # We need to up this because this can be really slow on some boards.
 207             # (malloc() is called as part of the test).
 208             set timeout 60;
 209             gdb_test {p/c array_index("abcdef",2)} " = 99 'c'"
 210         }
 211     }
 212
 213     # Now, try that we can give names of file-local symbols which happen
 214     # to be unique, and have it still work
 215     if [test_compiler_info "gcc-*"] {
 216         setup_xfail "mips-sgi-irix6*"
 217     }
 218     if [runto middle] then {
 219         gdb_test "backtrace 10" "#0.*middle.*#1.*top.*#2.*main.*" \
 220             "backtrace from middle in nodebug.exp"
 221     }
 222 }