gdb/testsuite/gdb.base/nodebug.exp

   1 # Copyright 1997, 1999, 2004, 2005, 2007, 2008, 2009, 2010, 2011
   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
  24 set testfile nodebug
  25 set srcfile $srcdir/$subdir/$testfile.c
  26 set binfile $objdir/$subdir/$testfile
  27
  28 if [get_compiler_info ${binfile}] {
  29     return -1;
  30 }
  31
  32 if [test_compiler_info "xlc-*"] {
  33     # By default, IBM'x xlc compiler doesn't add static variables into the symtab.
  34     # Use "-qstatsym" to do so.
  35     set exec_opts additional_flags=-qstatsym
  36 } else {
  37     set exec_opts ""
  38 }
  39
  40 if  { [gdb_compile $srcfile $binfile executable $exec_opts] != "" } {
  41     untested "Couldn't compile $srcfile."
  42     return -1
  43 }
  44
  45 # Start with a fresh gdb.
  46
  47 gdb_exit
  48 gdb_start
  49 gdb_reinitialize_dir $srcdir/$subdir
  50 gdb_load $binfile
  51
  52 if [runto inner] then {
  53
  54     # Expect to find global/local symbols in each of text/data/bss.
  55
  56     # The exact format for some of this output is not necessarily
  57     # ideal, particularly interpreting "p top" requires a fair bit of
  58     # savvy about gdb's workings and the meaning of the "{}"
  59     # construct.  So the details maybe could be tweaked.  But the
  60     # basic purpose should be maintained, which is (a) users should be
  61     # able to interact with these variables with some care (they have
  62     # to know how to interpret them according to their real type,
  63     # since gdb doesn't know the type), but (b) users should be able
  64     # to detect that gdb does not know the type, rather than just
  65     # being told they are ints or functions returning int like old
  66     # versions of gdb used to do.
  67
  68     # On alpha (and other ecoff systems) the native compilers put
  69     # out debugging info for non-aggregate return values of functions
  70     # even without -g, which should be accepted.
  71     # Irix5, even though it is ELF, counts as "ecoff" because it
  72     # encapsulates ecoff debugging info in a .mdebug section.
  73     # Irix6 gcc emits no debug info at all for static functions and
  74     # variables, so all tests involving statics fail.
  75
  76     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  77     gdb_test "p top" \
  78         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <\\.?top(\\(int\\)|)>"
  79     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" "mips-sgi-irix6*" }
  80     gdb_test "whatis top" \
  81         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  82     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix6*" }
  83     gdb_test "ptype top" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  84
  85     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  86     setup_xfail "mips-sgi-irix6*"
  87     gdb_test "p middle" \
  88         "\{(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))\} \[0-9a-fx]* <\\.?middle(\\(int\\)|)>"
  89     if {![test_compiler_info "gcc-*"]} then { setup_xfail "mips-sgi-irix5*" }
  90     setup_xfail "mips-sgi-irix6*"
  91     gdb_test "whatis middle" \
  92         "(<(text variable|function), no debug info>|short \\(int\\)|short \\(\\))"
  93     setup_xfail "mips-sgi-irix6*"
  94     gdb_test "ptype middle" "(short|int) \\((|void|int|<non-float parameter>|<non-float parameter>, <non-float parameter>)\\)"
  95
  96     gdb_test "p dataglobal" "= 3"
  97     gdb_test "whatis dataglobal" \
  98         "<(data variable|variable), no debug info>|int"
  99     gdb_test "ptype dataglobal" "<(data variable|variable), no debug info>|int"
 100
 101     # The only symbol xcoff puts out for statics is for the TOC entry.
 102     # Possible, but hairy, for gdb to deal.  Right now it doesn't, it
 103     # doesn't know the variables exist at all.
 104     setup_xfail "rs6000*-*-aix*"
 105     setup_xfail "powerpc*-*-aix*"
 106     if [test_compiler_info "gcc-*"] {
 107         setup_xfail "mips-sgi-irix6*"
 108     } else {
 109         setup_xfail "hppa*-*-hpux*"
 110     }
 111
 112     gdb_test "p datalocal" "= 4"
 113
 114     setup_xfail "rs6000*-*-aix*"
 115     setup_xfail "powerpc*-*-aix*"
 116     if [test_compiler_info "gcc-*"] {
 117         setup_xfail "mips-sgi-irix6*"
 118     } else {
 119         setup_xfail "hppa*-*-hpux*"
 120     }
 121
 122     gdb_test "whatis datalocal" "<(data variable|variable), no debug info>"
 123
 124     setup_xfail "rs6000*-*-aix*"
 125     setup_xfail "powerpc*-*-aix*"
 126     if [test_compiler_info "gcc-*"] {
 127         setup_xfail "mips-sgi-irix6*"
 128     } else {
 129         setup_xfail "hppa*-*-hpux*"
 130     }
 131
 132     gdb_test "ptype datalocal" "<(data variable|variable), no debug info>"
 133     gdb_test "p bssglobal" "= 0"
 134     gdb_test "whatis bssglobal" "<(data variable|variable), no debug info>|int"
 135     gdb_test "ptype bssglobal" "<(data variable|variable), no debug info>|int"
 136
 137     setup_xfail "rs6000*-*-aix*"
 138     setup_xfail "powerpc*-*-aix*"
 139     if [test_compiler_info "gcc-*"] {
 140         setup_xfail "mips-sgi-irix6*"
 141     } else {
 142         setup_xfail "hppa*-*-hpux*"
 143     }
 144
 145     gdb_test "p bsslocal" "= 0"
 146
 147     setup_xfail "rs6000*-*-aix*"
 148     setup_xfail "powerpc*-*-aix*"
 149     if [test_compiler_info "gcc-*"] {
 150         setup_xfail "mips-sgi-irix6*"
 151     } else {
 152         setup_xfail "hppa*-*-hpux*"
 153     }
 154
 155     gdb_test "whatis bsslocal" "<(data variable|variable), no debug info>"
 156
 157     setup_xfail "rs6000*-*-aix*"
 158     setup_xfail "powerpc*-*-aix*"
 159     if [test_compiler_info "gcc-*"] {
 160         setup_xfail "mips-sgi-irix6*"
 161     } else {
 162         setup_xfail "hppa*-*-hpux*"
 163     }
 164     gdb_test "ptype bsslocal" "<(data variable|variable), no debug info>"
 165
 166     if [test_compiler_info "gcc-*"] {
 167         setup_xfail "mips-sgi-irix6*"
 168     }
 169
 170     gdb_test "backtrace 10" "#0.*inner.*#1.*middle.*#2.*top.*#3.*main.*" \
 171         "backtrace from inner in nodebug.exp"
 172     # Or if that doesn't work, at least hope for the external symbols
 173     # Commented out because if we aren't going to xfail the above test
 174     # ever, why bother with a weaker test?
 175     #gdb_test "backtrace 10" "#0.*inner.*#1.*#2.*top.*#3.*main.*" \
 176         #    "backtrace from inner in nodebug.exp for externals"
 177
 178     # This test is not as obscure as it might look.  `p getenv ("TERM")'
 179     # is a real-world example, at least on many systems.
 180     if { ! [test_compiler_info "gcc-*"]} {
 181         setup_xfail "mips-sgi-irix6*"
 182     }
 183     if [target_info exists gdb,cannot_call_functions] {
 184         setup_xfail "*-*-*" 2416
 185         fail "p/c array_index(\"abcdef\",2)"
 186     } else {
 187         #
 188         # On HP-UX, a support function (__d_plt_call) necessary to
 189         # implement an inferior call is normally only available when
 190         # the inferior was compiled with -g.  Thus, we expect this
 191         # testpoint to fail on HP-UX.
 192         if { [istarget "hppa*-hpux*"] } {
 193             gdb_test_multiple "p/c array_index(\"abcdef\",2)" \
 194                 "p/c array_index(\"abcdef\",2)" {
 195                     -re ".*Suggest linking executable with -g.*$gdb_prompt $" {
 196                         pass "p/c array_index(\"abcdef\",2)"
 197                     }
 198                     -re ".*Cannot find __wdb_call_dummy in.*end.o.*" {
 199                         pass "p/c array_index(\"abcdef\",2)"
 200                     }
 201                 -re ".*99 'c'.*" {
 202                     pass "p/c array_index(\"abcdef\",2)"
 203                 }
 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 prev_timeout $timeout
 209             set timeout 60
 210             gdb_test {p/c array_index("abcdef",2)} " = 99 'c'"
 211             set timeout $prev_timeout
 212         }
 213     }
 214
 215     # Now, try that we can give names of file-local symbols which happen
 216     # to be unique, and have it still work
 217     if [test_compiler_info "gcc-*"] {
 218         setup_xfail "mips-sgi-irix6*"
 219     }
 220     if [runto middle] then {
 221         gdb_test "backtrace 10" "#0.*middle.*#1.*top.*#2.*main.*" \
 222             "backtrace from middle in nodebug.exp"
 223     }
 224 }