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

   1 #   Copyright (C) 1997-2013 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 # This file was written by srikanth (with huge chunks borrowed from old ones)
  17 #
  18 # Regression test for
  19 #
  20 #     CLLbs14756
  21 #
  22 #         o catch load command does not stop for implicit loads.
  23 #
  24 #     CLLbs15382
  25 #
  26 #         o sharedlibrary command ignores its argument and ends
  27 #           up loading every shared library there is ...
  28 #
  29 #     CLLbs15582
  30 #
  31 #         o info line non-existent-function dumps core
  32 #         o clear non-existent function dumps core
  33 #         o xbreak non-existent-function dumps core
  34 #
  35 #     CLLbs15725
  36 #
  37 #         o gdb prints static and extern variables in shlibs incorrectly.
  38 #
  39 #     CLLbs16090
  40 #
  41 #         o deferred breakpoints should kick in for shlibs loaded explicitly
  42 #           with the sharedlibrary command.
  43 #         o GDB confuses export stubs with actual function.
  44 #
  45 #
  46
  47 if { [skip_hp_tests] } { continue }
  48
  49
  50 # are we on a target board
  51 if ![isnative] {
  52     return
  53 }
  54
  55 # This test is presently only valid on HP-UX, since it requires
  56 # that we use HP-UX-specific compiler & linker options to build
  57 # the testcase.
  58 #
  59 setup_xfail "*-*-*"
  60 clear_xfail "hppa*-*-*hpux*"
  61
  62 set prototypes 0
  63 set testfile "solib-d"
  64 set srcfile ${testfile}.c
  65 set binfile ${objdir}/${subdir}/${testfile}
  66 set testfile1 ${objdir}/${subdir}/${testfile}1.o
  67 set testfile2 ${objdir}/${subdir}/${testfile}2.o
  68 set libfile1 ${objdir}/${subdir}/${testfile}1.sl
  69 set libfile2 ${objdir}/${subdir}/${testfile}2.sl
  70
  71 # Create and source the file that provides information about the compiler
  72 # used to compile the test case.
  73 if [get_compiler_info] {
  74     return -1
  75 }
  76
  77 # set up appropriate compile option to recognize long double
  78 if {$hp_aCC_compiler || $hp_cc_compiler} {
  79     set picflag "+z"
  80     set ansiflag "-Ae"
  81 } else {
  82     set picflag "-fpic"
  83     set ansiflag ""
  84 }
  85
  86
  87 # Build the shared libraries this test case needs.
  88 #
  89 #cd ${subdir}
  90
  91 if { [gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${testfile1}" object "{debug additional_flags=${picflag}}"] != "" } {
  92     perror "Couldn't compile ${testfile}1.c"
  93     return -1
  94 }
  95
  96 if { [gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${testfile2}" object "{debug additional_flags=${picflag}}"] != ""} {
  97     perror "Couldn't compile ${testfile}2.c"
  98     return -1
  99 }
 100
 101 remote_exec build "ld -b ${testfile1} -o ${libfile1}"
 102 remote_exec build "ld -b ${testfile2} -o ${libfile2}"
 103
 104 # Build the test case
 105
 106 if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile1} ${libfile2}" "${binfile}" executable "{debug additional_flags=${ansiflag} -Wl,-aarchive}"] != "" } {
 107     perror "Couldn't build ${binfile}"
 108     return -1
 109 }
 110
 111 # Start with a fresh gdb
 112
 113 gdb_exit
 114 gdb_start
 115 gdb_reinitialize_dir $srcdir/$subdir
 116 gdb_load ${binfile}
 117
 118 # Verify that we can set a generic catchpoint on shlib loads.  I.e., that
 119 # we can catch any shlib load, without specifying the name.
 120 #
 121 gdb_test "catch load" "Catchpoint \[0-9\]* .load <any library>.*" \
 122     "set generic catch load"
 123
 124 # Verify that implicit shlib loads are caught and reported.
 125 send_gdb "run\n"
 126 gdb_expect {
 127     -re ".*solib-d1.*$gdb_prompt $" {
 128         pass "Catch implicit load at startup"
 129     }
 130     -re "Inferior \[0-9\]+ exited.*$gdb_prompt $" {
 131         fail "CLLbs14756 || CLLbs16090 came back ???"
 132     }
 133     timeout { fail "(timeout) implicit library load" }
 134 }
 135
 136 gdb_exit
 137 gdb_start
 138 gdb_reinitialize_dir $srcdir/$subdir
 139 gdb_load ${binfile}
 140
 141 if ![runto_main] { fail "breakpoint at main did not trigger ?" }
 142
 143 # verify that we print globals from shlibs correctly.
 144 gdb_test "p global_from_primary" " = 5678" \
 145     "print global from shlib (CLLbs15725)"
 146
 147 gdb_test "p global_from_secondary" " = 9012" \
 148     "print global from shlib (CLLbs15725)"
 149
 150 # verify that we print static variables from shlibs correctly.
 151 if { ![runto function_from_primary] } { return }
 152 gdb_test "p file_static" " = 1234" "print file static variable (CLLbs15725)"
 153
 154 if { ![runto function_from_secondary] } { return }
 155 gdb_test "p local_static" " = 3456" "print local static variable (CLLbs15725)"
 156
 157 gdb_exit
 158 gdb_start
 159 gdb_reinitialize_dir $srcdir/$subdir
 160 gdb_load ${binfile}
 161
 162 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 163
 164 if ![runto_main] {
 165     perror "C function calling tests suppressed"
 166 }
 167
 168 # verify that "clear non-existent-symbol" does not crash
 169 gdb_test "clear junkfunc" "Location not found.*" \
 170     "clear non-existent function does not dump core !"
 171
 172 # verify that "info line non-existent-symbol" does not crash
 173 gdb_test "info line junkfunc" "Location not found.*" \
 174     "info line junkfunc does not dump core !"
 175
 176 # verify that "xbreak non-existent-symbol" does not crash
 177 gdb_test "xbreak junkfunc" "Function \"junkfunc\" not defined.*" \
 178     "xbreak junkfunc does not dump core !"
 179
 180 gdb_test "list function_from_primary" \
 181     "No line number known for function_from_primary.*" \
 182     "turning off auto shlib debug loading"
 183
 184 send_gdb "sharedlibrary solib-d1\n"
 185 gdb_expect {
 186     -re "Reading symbols from.*solib-d1.*$gdb_prompt $" {
 187         pass "loading primary library on demand (1)"
 188     }
 189     -re "--Adding symbols for shared library.*solib-d1.*$gdb_prompt $" {
 190         pass "loading primary library on demand (2)"
 191     }
 192     -re "$gdb_prompt $" { fail "loading primary library on demand (3)" }
 193     timeout { fail "(timeout) loading primary library on demand" }
 194 }
 195
 196 # make sure that load above of primary also did not pull in secondary.
 197 send_gdb "list function_from_secondary\n"
 198 gdb_expect {
 199     -re "No symbol.*context.*$gdb_prompt $" {
 200         pass "loaded only what we needed (1)"
 201     }
 202     -re "No line number known for function_from_secondary.*$gdb_prompt $" {
 203         pass "loaded only what we needed (2)"
 204     }
 205     -re ".*9012.*$gdb_prompt $" { fail "Oops ! CLLbs15382 came back ?" }
 206     timeout { fail "(timeout) printing global" }
 207 }
 208
 209 gdb_exit
 210 gdb_start
 211 gdb_reinitialize_dir $srcdir/$subdir
 212 gdb_load ${binfile}
 213
 214 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 215
 216 gdb_test "set stop-on-solib-event 1" "" "stop-on-solib-event"
 217
 218 # verify that we set breakpoint on the function and not the export stub
 219 # used to be that we set bp on the export stub of _start and thus miss
 220 # shlib loads in some cases (where the stub exists)
 221 send_gdb "run\n"
 222 gdb_expect {
 223     -re "Stopped due to shared library event.*$gdb_prompt $" {
 224         pass "stop for shlib event"
 225     }
 226     -re "Inferior \[0-9\]+ exited.*$gdb_prompt $" {
 227         fail "Bug CLLbs16090 came back ?"
 228     }
 229     timeout { fail "(timeout) stop for shlib event " }
 230 }
 231
 232 gdb_test "b main" "Breakpoint 1 at.*" "set breakpoint on main"
 233
 234 gdb_test "set stop-on-solib-event 0" "" "stop-on-solib-event (timeout)"
 235
 236 # verify that we set breakpoint on the function and not the export stub
 237 gdb_test "cont" "Breakpoint 1.*main.*" "run to main"
 238
 239 # On PA64 we read in the unwind info and linker symbol table which lets
 240 # us set the breakpoint and not defer it.
 241 send_gdb "b garbage\n"
 242 gdb_expect {
 243     -re "Breakpoint.*deferred.*garbage.*library containing.*is loaded.*$gdb_prompt $" {
 244         pass " set deferred breakpoint (1)"
 245     }
 246     -re "Breakpoint 2 at 0x.*$gdb_prompt $" {
 247         pass " set deferred breakpoint (2)"
 248     }
 249     -re "$gdb_prompt $" { fail " set deferred breakpoint (3)" }
 250     timeout { fail "(timeout) set deferred breakpoint" }
 251 }
 252
 253 # make sure that the sharedlibrary command enables any deferred breakpoints
 254 # that it should.
 255 send_gdb "sharedlibrary lib\n"
 256 gdb_expect {
 257     -re "Reading.*solib-d1.*$gdb_prompt $" {
 258         pass "load up all shared libs (1)"
 259     }
 260     -re "Loading.*dld.sl.*--Adding symbols.*solib-d1.*$gdb_prompt $" {
 261         pass "load up all shared libs (2)"
 262     }
 263     -re "$gdb_prompt $" { fail "load up all libraries" }
 264     timeout { fail "(timeout) load all libraries " }
 265 }
 266
 267 # do we stop at garbage ? If yes ok.
 268 gdb_test "cont" "Breakpoint.*garbage.*" "deferred breakpoint enabled"
 269
 270 gdb_exit
 271 return 0