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

   1 #   Copyright (C) 1997, 2007, 2008 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 $tracelevel {
  48     strace $tracelevel
  49 }
  50
  51 if { [skip_hp_tests] } { continue }
  52
  53 set prms_id 0
  54 set bug_id 0
  55
  56 # are we on a target board
  57 if ![isnative] {
  58     return
  59 }
  60
  61 # This test is presently only valid on HP-UX, since it requires
  62 # that we use HP-UX-specific compiler & linker options to build
  63 # the testcase.
  64 #
  65 setup_xfail "*-*-*"
  66 clear_xfail "hppa*-*-*hpux*"
  67
  68 set prototypes 0
  69 set testfile "solib-d"
  70 set srcfile ${testfile}.c
  71 set binfile ${objdir}/${subdir}/${testfile}
  72 set testfile1 ${objdir}/${subdir}/${testfile}1.o
  73 set testfile2 ${objdir}/${subdir}/${testfile}2.o
  74 set libfile1 ${objdir}/${subdir}/${testfile}1.sl
  75 set libfile2 ${objdir}/${subdir}/${testfile}2.sl
  76
  77 # Create and source the file that provides information about the compiler
  78 # used to compile the test case.
  79 if [get_compiler_info ${binfile}] {
  80     return -1;
  81 }
  82
  83 # set up appropriate compile option to recognize long double
  84 if {$hp_aCC_compiler || $hp_cc_compiler} {
  85     set picflag "+z"
  86     set ansiflag "-Ae"
  87 } else {
  88     set picflag "-fpic"
  89     set ansiflag ""
  90 }
  91
  92
  93 # Build the shared libraries this test case needs.
  94 #
  95 #cd ${subdir}
  96
  97 if { [gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${testfile1}" object "{debug additional_flags=${picflag}}"] != "" } {
  98     perror "Couldn't compile ${testfile}1.c"
  99     return -1
 100 }
 101
 102 if { [gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${testfile2}" object "{debug additional_flags=${picflag}}"] != ""} {
 103     perror "Couldn't compile ${testfile}2.c"
 104     return -1
 105 }
 106
 107 remote_exec build "ld -b ${testfile1} -o ${libfile1}"
 108 remote_exec build "ld -b ${testfile2} -o ${libfile2}"
 109
 110 # Build the test case
 111
 112 if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile1} ${libfile2}" "${binfile}" executable "{debug additional_flags=${ansiflag} -Wl,-aarchive}"] != "" } {
 113     perror "Couldn't build ${binfile}"
 114     return -1
 115 }
 116
 117 # Start with a fresh gdb
 118
 119 gdb_exit
 120 gdb_start
 121 gdb_reinitialize_dir $srcdir/$subdir
 122 gdb_load ${binfile}
 123
 124 # Verify that we can set a generic catchpoint on shlib loads.  I.e., that
 125 # we can catch any shlib load, without specifying the name.
 126 #
 127 gdb_test "catch load" "Catchpoint \[0-9\]* .load <any library>.*" \
 128     "set generic catch load"
 129
 130 # Verify that implicit shlib loads are caught and reported.
 131 send_gdb "run\n"
 132 gdb_expect {
 133     -re ".*solib-d1.*$gdb_prompt $" {
 134         pass "Catch implicit load at startup"
 135     }
 136     -re "Program exited.*$gdb_prompt $" {
 137         fail "CLLbs14756 || CLLbs16090 came back ???"
 138     }
 139     timeout { fail "(timeout) implicit library load" }
 140 }
 141
 142 gdb_exit
 143 gdb_start
 144 gdb_reinitialize_dir $srcdir/$subdir
 145 gdb_load ${binfile}
 146
 147 if ![runto_main] { fail "breakpoint at main did not trigger ?" }
 148
 149 # verify that we print globals from shlibs correctly.
 150 gdb_test "p global_from_primary" " = 5678" \
 151     "print global from shlib (CLLbs15725)"
 152
 153 gdb_test "p global_from_secondary" " = 9012" \
 154     "print global from shlib (CLLbs15725)"
 155
 156 # verify that we print static variables from shlibs correctly.
 157 if { ![runto function_from_primary] } { return }
 158 gdb_test "p file_static" " = 1234" "print file static variable (CLLbs15725)"
 159
 160 if { ![runto function_from_secondary] } { return }
 161 gdb_test "p local_static" " = 3456" "print local static variable (CLLbs15725)"
 162
 163 gdb_exit
 164 gdb_start
 165 gdb_reinitialize_dir $srcdir/$subdir
 166 gdb_load ${binfile}
 167
 168 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 169
 170 if ![runto_main] {
 171     perror "C function calling tests suppressed"
 172 }
 173
 174 # verify that "clear non-existent-symbol" does not crash
 175 gdb_test "clear junkfunc" "Location not found.*" \
 176     "clear non-existent function does not dump core !"
 177
 178 # verify that "info line non-existent-symbol" does not crash
 179 gdb_test "info line junkfunc" "Location not found.*" \
 180     "info line junkfunc does not dump core !"
 181
 182 # verify that "xbreak non-existent-symbol" does not crash
 183 gdb_test "xbreak junkfunc" "Function \"junkfunc\" not defined.*" \
 184     "xbreak junkfunc does not dump core !"
 185
 186 gdb_test "list function_from_primary" \
 187     "No line number known for function_from_primary.*" \
 188     "turning off auto shlib debug loading"
 189
 190 send_gdb "sharedlibrary solib-d1\n"
 191 gdb_expect {
 192     -re "Reading symbols from.*solib-d1.*$gdb_prompt $" {
 193         pass "loading primary library on demand (1)"
 194     }
 195     -re "--Adding symbols for shared library.*solib-d1.*$gdb_prompt $" {
 196         pass "loading primary library on demand (2)"
 197     }
 198     -re "$gdb_prompt $" { fail "loading primary library on demand (3)" }
 199     timeout { fail "(timeout) loading primary library on demand" }
 200 }
 201
 202 # make sure that load above of primary also did not pull in secondary.
 203 send_gdb "list function_from_secondary\n"
 204 gdb_expect {
 205     -re "No symbol.*context.*$gdb_prompt $" {
 206         pass "loaded only what we needed (1)"
 207     }
 208     -re "No line number known for function_from_secondary.*$gdb_prompt $" {
 209         pass "loaded only what we needed (2)"
 210     }
 211     -re ".*9012.*$gdb_prompt $" { fail "Oops ! CLLbs15382 came back ?" }
 212     timeout { fail "(timeout) printing global" }
 213 }
 214
 215 gdb_exit
 216 gdb_start
 217 gdb_reinitialize_dir $srcdir/$subdir
 218 gdb_load ${binfile}
 219
 220 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 221
 222 gdb_test "set stop-on-solib-event 1" "" "stop-on-solib-event"
 223
 224 # verify that we set breakpoint on the function and not the export stub
 225 # used to be that we set bp on the export stub of _start and thus miss
 226 # shlib loads in some cases (where the stub exists)
 227 send_gdb "run\n"
 228 gdb_expect {
 229     -re "Stopped due to shared library event.*$gdb_prompt $" {
 230         pass "stop for shlib event"
 231     }
 232     -re "Program exited.*$gdb_prompt $" {
 233         fail "Bug CLLbs16090 came back ?"
 234     }
 235     timeout { fail "(timeout) stop for shlib event " }
 236 }
 237
 238 gdb_test "b main" "Breakpoint 1 at.*" "set breakpoint on main"
 239
 240 gdb_test "set stop-on-solib-event 0" "" "stop-on-solib-event (timeout)"
 241
 242 # verify that we set breakpoint on the function and not the export stub
 243 gdb_test "cont" "Breakpoint 1.*main.*" "run to main"
 244
 245 # On PA64 we read in the unwind info and linker symbol table which lets
 246 # us set the breakpoint and not defer it.
 247 send_gdb "b garbage\n"
 248 gdb_expect {
 249     -re "Breakpoint.*deferred.*garbage.*library containing.*is loaded.*$gdb_prompt $" {
 250         pass " set deferred breakpoint (1)"
 251     }
 252     -re "Breakpoint 2 at 0x.*$gdb_prompt $" {
 253         pass " set deferred breakpoint (2)"
 254     }
 255     -re "$gdb_prompt $" { fail " set deferred breakpoint (3)" }
 256     timeout { fail "(timeout) set deferred breakpoint" }
 257 }
 258
 259 # make sure that the sharedlibrary command enables any deferred breakpoints
 260 # that it should.
 261 send_gdb "sharedlibrary lib\n"
 262 gdb_expect {
 263     -re "Reading.*solib-d1.*$gdb_prompt $" {
 264         pass "load up all shared libs (1)"
 265     }
 266     -re "Loading.*dld.sl.*--Adding symbols.*solib-d1.*$gdb_prompt $" {
 267         pass "load up all shared libs (2)"
 268     }
 269     -re "$gdb_prompt $" { fail "load up all libraries" }
 270     timeout { fail "(timeout) load all libraries " }
 271 }
 272
 273 # do we stop at garbage ? If yes ok.
 274 gdb_test "cont" "Breakpoint.*garbage.*" "deferred breakpoint enabled"
 275
 276 gdb_exit
 277 return 0