gdb/testsuite/gdb.hp/gdb.defects/solib-d.exp

   1 #   Copyright (C) 1997 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 # This file was written by srikanth (with huge chunks borrowed from old ones)
  18 #
  19 # Regression test for
  20 #
  21 #     CLLbs14756
  22 #
  23 #         o catch load command does not stop for implicit loads.
  24 #
  25 #     CLLbs15382
  26 #
  27 #         o sharedlibrary command ignores its argument and ends
  28 #           up loading every shared library there is ...
  29 #
  30 #     CLLbs15582
  31 #
  32 #         o info line non-existent-function dumps core
  33 #         o clear non-existent function dumps core
  34 #         o xbreak non-existent-function dumps core
  35 #
  36 #     CLLbs15725
  37 #
  38 #         o gdb prints static and extern variables in shlibs incorrectly.
  39 #
  40 #     CLLbs16090
  41 #
  42 #         o deferred breakpoints should kick in for shlibs loaded explicitly
  43 #           with the sharedlibrary command.
  44 #         o GDB confuses export stubs with actual function.
  45 #
  46 #
  47
  48 if $tracelevel {
  49     strace $tracelevel
  50 }
  51
  52 if { [skip_hp_tests] } { continue }
  53
  54 set prms_id 0
  55 set bug_id 0
  56
  57 # are we on a target board
  58 if ![isnative] {
  59     return
  60 }
  61
  62 # This test is presently only valid on HP-UX, since it requires
  63 # that we use HP-UX-specific compiler & linker options to build
  64 # the testcase.
  65 #
  66 setup_xfail "*-*-*"
  67 clear_xfail "hppa*-*-*hpux*"
  68
  69 set prototypes 0
  70 set testfile "solib-d"
  71 set srcfile ${testfile}.c
  72 set binfile ${objdir}/${subdir}/${testfile}
  73 set testfile1 ${objdir}/${subdir}/${testfile}1.o
  74 set testfile2 ${objdir}/${subdir}/${testfile}2.o
  75 set libfile1 ${objdir}/${subdir}/${testfile}1.sl
  76 set libfile2 ${objdir}/${subdir}/${testfile}2.sl
  77
  78 # Build the shared libraries this test case needs.
  79 #
  80 #cd ${subdir}
  81
  82 if { [gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${testfile1}" object {debug additional_flags=+z}] != "" } {
  83     perror "Couldn't compile ${testfile}1.c"
  84     return -1
  85 }
  86
  87 if { [gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${testfile2}" object {debug additional_flags=+z}] != ""} {
  88     perror "Couldn't compile ${testfile}2.c"
  89     return -1
  90 }
  91
  92 remote_exec build "ld -b ${testfile1} -o ${libfile1}"
  93 remote_exec build "ld -b ${testfile2} -o ${libfile2}"
  94
  95 # Build the test case
  96
  97 if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile1} ${libfile2}" "${binfile}" executable {debug additional_flags=-Ae -Wl,-aarchive}] != "" } {
  98     perror "Couldn't build ${binfile}"
  99     return -1
 100 }
 101
 102 # Start with a fresh gdb
 103
 104 gdb_exit
 105 gdb_start
 106 gdb_reinitialize_dir $srcdir/$subdir
 107 gdb_load ${binfile}
 108
 109 # Verify that we can set a generic catchpoint on shlib loads.  I.e., that
 110 # we can catch any shlib load, without specifying the name.
 111 #
 112 gdb_test "catch load" "Catchpoint \[0-9\]* .load <any library>.*" \
 113     "set generic catch load"
 114
 115 # Verify that implicit shlib loads are caught and reported.
 116 send_gdb "run\n"
 117 gdb_expect {
 118     -re ".*solib-d1.*$gdb_prompt $" {
 119         pass "Catch implicit load at startup"
 120     }
 121     -re "Program exited.*$gdb_prompt $" {
 122         fail "CLLbs14756 || CLLbs16090 came back ???"
 123     }
 124     timeout { fail "(timeout) implicit library load" }
 125 }
 126
 127 gdb_exit
 128 gdb_start
 129 gdb_reinitialize_dir $srcdir/$subdir
 130 gdb_load ${binfile}
 131
 132 if ![runto_main] { fail "breakpoint at main did not trigger ?" }
 133
 134 # verify that we print globals from shlibs correctly.
 135 gdb_test "p global_from_primary" " = 5678" \
 136     "print global from shlib (CLLbs15725)"
 137
 138 gdb_test "p global_from_secondary" " = 9012" \
 139     "print global from shlib (CLLbs15725)"
 140
 141 # verify that we print static variables from shlibs correctly.
 142 if { ![runto function_from_primary] } { return }
 143 gdb_test "p file_static" " = 1234" "print file static variable (CLLbs15725)"
 144
 145 if { ![runto function_from_secondary] } { return }
 146 gdb_test "p local_static" " = 3456" "print local static variable (CLLbs15725)"
 147
 148 gdb_exit
 149 gdb_start
 150 gdb_reinitialize_dir $srcdir/$subdir
 151 gdb_load ${binfile}
 152
 153 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 154
 155 if ![runto_main] {
 156     perror "C function calling tests suppressed"
 157 }
 158
 159 # verify that "clear non-existent-symbol" does not crash
 160 gdb_test "clear junkfunc" "Location not found.*" \
 161     "clear non-existent function does not dump core !"
 162
 163 # verify that "info line non-existent-symbol" does not crash
 164 gdb_test "info line junkfunc" "Location not found.*" \
 165     "info line junkfunc does not dump core !"
 166
 167 # verify that "xbreak non-existent-symbol" does not crash
 168 gdb_test "xbreak junkfunc" "Function \"junkfunc\" not defined.*" \
 169     "xbreak junkfunc does not dump core !"
 170
 171 gdb_test "list function_from_primary" \
 172     "No line number known for function_from_primary.*" \
 173     "turning off auto shlib debug loading"
 174
 175 send_gdb "sharedlibrary solib-d1\n"
 176 gdb_expect {
 177     -re "Reading symbols from.*solib-d1.*$gdb_prompt $" {
 178         pass "loading primary library on demand (1)"
 179     }
 180     -re "--Adding symbols for shared library.*solib-d1.*$gdb_prompt $" {
 181         pass "loading primary library on demand (2)"
 182     }
 183     -re "$gdb_prompt $" { fail "loading primary library on demand (3)" }
 184     timeout { fail "(timeout) loading primary library on demand" }
 185 }
 186
 187 # make sure that load above of primary also did not pull in secondary.
 188 send_gdb "list function_from_secondary\n"
 189 gdb_expect {
 190     -re "No symbol.*context.*$gdb_prompt $" {
 191         pass "loaded only what we needed (1)"
 192     }
 193     -re "No line number known for function_from_secondary.*$gdb_prompt $" {
 194         pass "loaded only what we needed (2)"
 195     }
 196     -re ".*9012.*$gdb_prompt $" { fail "Oops ! CLLbs15382 came back ?" }
 197     timeout { fail "(timeout) printing global" }
 198 }
 199
 200 gdb_exit
 201 gdb_start
 202 gdb_reinitialize_dir $srcdir/$subdir
 203 gdb_load ${binfile}
 204
 205 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 206
 207 gdb_test "set stop-on-solib-event 1" "" "stop-on-solib-event"
 208
 209 # verify that we set breakpoint on the function and not the export stub
 210 # used to be that we set bp on the export stub of _start and thus miss
 211 # shlib loads in some cases (where the stub exists)
 212 send_gdb "run\n"
 213 gdb_expect {
 214     -re "Stopped due to shared library event.*$gdb_prompt $" {
 215         pass "stop for shlib event"
 216     }
 217     -re "Program exited.*$gdb_prompt $" {
 218         fail "Bug CLLbs16090 came back ?"
 219     }
 220     timeout { fail "(timeout) stop for shlib event " }
 221 }
 222
 223 gdb_test "b main" "Breakpoint 1 at.*" "set breakpoint on main"
 224
 225 gdb_test "set stop-on-solib-event 0" "" "stop-on-solib-event (timeout)"
 226
 227 # verify that we set breakpoint on the function and not the export stub
 228 gdb_test "cont" "Breakpoint 1.*main.*" "run to main"
 229
 230 # On PA64 we read in the unwind info and linker symbol table which lets
 231 # us set the breakpoint and not defer it.
 232 send_gdb "b garbage\n"
 233 gdb_expect {
 234     -re "Breakpoint.*deferred.*garbage.*library containing.*is loaded.*$gdb_prompt $" {
 235         pass " set deferred breakpoint (1)"
 236     }
 237     -re "Breakpoint 2 at 0x.*$gdb_prompt $" {
 238         pass " set deferred breakpoint (2)"
 239     }
 240     -re "$gdb_prompt $" { fail " set deferred breakpoint (3)" }
 241     timeout { fail "(timeout) set deferred breakpoint" }
 242 }
 243
 244 # make sure that the sharedlibrary command enables any deferred breakpoints
 245 # that it should.
 246 send_gdb "sharedlibrary lib\n"
 247 gdb_expect {
 248     -re "Reading.*solib-d1.*$gdb_prompt $" {
 249         pass "load up all shared libs (1)"
 250     }
 251     -re "Loading.*dld.sl.*--Adding symbols.*solib-d1.*$gdb_prompt $" {
 252         pass "load up all shared libs (2)"
 253     }
 254     -re "$gdb_prompt $" { fail "load up all libraries" }
 255     timeout { fail "(timeout) load all libraries " }
 256 }
 257
 258 # do we stop at garbage ? If yes ok.
 259 gdb_test "cont" "Breakpoint.*garbage.*" "deferred breakpoint enabled"
 260
 261 gdb_exit
 262 return 0