1# Copyright 1997, 1999, 2004, 2005, 2007 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 21if $tracelevel then { 22 strace $tracelevel 23} 24 25set prms_id 0 26set bug_id 0 27 28set testfile nodebug 29set srcfile $srcdir/$subdir/$testfile.c 30set binfile $objdir/$subdir/$testfile 31 32if [get_compiler_info ${binfile}] { 33 return -1; 34} 35 36if [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 44if { [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 51gdb_exit 52gdb_start 53gdb_reinitialize_dir $srcdir/$subdir 54gdb_load $binfile 55 56if [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} 222