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

   1 #   Copyright (C) 1997, 2007, 2008, 2009, 2010 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
  54 # are we on a target board
  55 if ![isnative] {
  56     return
  57 }
  58
  59 # This test is presently only valid on HP-UX, since it requires
  60 # that we use HP-UX-specific compiler & linker options to build
  61 # the testcase.
  62 #
  63 setup_xfail "*-*-*"
  64 clear_xfail "hppa*-*-*hpux*"
  65
  66 set prototypes 0
  67 set testfile "solib-d"
  68 set srcfile ${testfile}.c
  69 set binfile ${objdir}/${subdir}/${testfile}
  70 set testfile1 ${objdir}/${subdir}/${testfile}1.o
  71 set testfile2 ${objdir}/${subdir}/${testfile}2.o
  72 set libfile1 ${objdir}/${subdir}/${testfile}1.sl
  73 set libfile2 ${objdir}/${subdir}/${testfile}2.sl
  74
  75 # Create and source the file that provides information about the compiler
  76 # used to compile the test case.
  77 if [get_compiler_info ${binfile}] {
  78     return -1;
  79 }
  80
  81 # set up appropriate compile option to recognize long double
  82 if {$hp_aCC_compiler || $hp_cc_compiler} {
  83     set picflag "+z"
  84     set ansiflag "-Ae"
  85 } else {
  86     set picflag "-fpic"
  87     set ansiflag ""
  88 }
  89
  90
  91 # Build the shared libraries this test case needs.
  92 #
  93 #cd ${subdir}
  94
  95 if { [gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${testfile1}" object "{debug additional_flags=${picflag}}"] != "" } {
  96     perror "Couldn't compile ${testfile}1.c"
  97     return -1
  98 }
  99
 100 if { [gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${testfile2}" object "{debug additional_flags=${picflag}}"] != ""} {
 101     perror "Couldn't compile ${testfile}2.c"
 102     return -1
 103 }
 104
 105 remote_exec build "ld -b ${testfile1} -o ${libfile1}"
 106 remote_exec build "ld -b ${testfile2} -o ${libfile2}"
 107
 108 # Build the test case
 109
 110 if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile1} ${libfile2}" "${binfile}" executable "{debug additional_flags=${ansiflag} -Wl,-aarchive}"] != "" } {
 111     perror "Couldn't build ${binfile}"
 112     return -1
 113 }
 114
 115 # Start with a fresh gdb
 116
 117 gdb_exit
 118 gdb_start
 119 gdb_reinitialize_dir $srcdir/$subdir
 120 gdb_load ${binfile}
 121
 122 # Verify that we can set a generic catchpoint on shlib loads.  I.e., that
 123 # we can catch any shlib load, without specifying the name.
 124 #
 125 gdb_test "catch load" "Catchpoint \[0-9\]* .load <any library>.*" \
 126     "set generic catch load"
 127
 128 # Verify that implicit shlib loads are caught and reported.
 129 send_gdb "run\n"
 130 gdb_expect {
 131     -re ".*solib-d1.*$gdb_prompt $" {
 132         pass "Catch implicit load at startup"
 133     }
 134     -re "Program exited.*$gdb_prompt $" {
 135         fail "CLLbs14756 || CLLbs16090 came back ???"
 136     }
 137     timeout { fail "(timeout) implicit library load" }
 138 }
 139
 140 gdb_exit
 141 gdb_start
 142 gdb_reinitialize_dir $srcdir/$subdir
 143 gdb_load ${binfile}
 144
 145 if ![runto_main] { fail "breakpoint at main did not trigger ?" }
 146
 147 # verify that we print globals from shlibs correctly.
 148 gdb_test "p global_from_primary" " = 5678" \
 149     "print global from shlib (CLLbs15725)"
 150
 151 gdb_test "p global_from_secondary" " = 9012" \
 152     "print global from shlib (CLLbs15725)"
 153
 154 # verify that we print static variables from shlibs correctly.
 155 if { ![runto function_from_primary] } { return }
 156 gdb_test "p file_static" " = 1234" "print file static variable (CLLbs15725)"
 157
 158 if { ![runto function_from_secondary] } { return }
 159 gdb_test "p local_static" " = 3456" "print local static variable (CLLbs15725)"
 160
 161 gdb_exit
 162 gdb_start
 163 gdb_reinitialize_dir $srcdir/$subdir
 164 gdb_load ${binfile}
 165
 166 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 167
 168 if ![runto_main] {
 169     perror "C function calling tests suppressed"
 170 }
 171
 172 # verify that "clear non-existent-symbol" does not crash
 173 gdb_test "clear junkfunc" "Location not found.*" \
 174     "clear non-existent function does not dump core !"
 175
 176 # verify that "info line non-existent-symbol" does not crash
 177 gdb_test "info line junkfunc" "Location not found.*" \
 178     "info line junkfunc does not dump core !"
 179
 180 # verify that "xbreak non-existent-symbol" does not crash
 181 gdb_test "xbreak junkfunc" "Function \"junkfunc\" not defined.*" \
 182     "xbreak junkfunc does not dump core !"
 183
 184 gdb_test "list function_from_primary" \
 185     "No line number known for function_from_primary.*" \
 186     "turning off auto shlib debug loading"
 187
 188 send_gdb "sharedlibrary solib-d1\n"
 189 gdb_expect {
 190     -re "Reading symbols from.*solib-d1.*$gdb_prompt $" {
 191         pass "loading primary library on demand (1)"
 192     }
 193     -re "--Adding symbols for shared library.*solib-d1.*$gdb_prompt $" {
 194         pass "loading primary library on demand (2)"
 195     }
 196     -re "$gdb_prompt $" { fail "loading primary library on demand (3)" }
 197     timeout { fail "(timeout) loading primary library on demand" }
 198 }
 199
 200 # make sure that load above of primary also did not pull in secondary.
 201 send_gdb "list function_from_secondary\n"
 202 gdb_expect {
 203     -re "No symbol.*context.*$gdb_prompt $" {
 204         pass "loaded only what we needed (1)"
 205     }
 206     -re "No line number known for function_from_secondary.*$gdb_prompt $" {
 207         pass "loaded only what we needed (2)"
 208     }
 209     -re ".*9012.*$gdb_prompt $" { fail "Oops ! CLLbs15382 came back ?" }
 210     timeout { fail "(timeout) printing global" }
 211 }
 212
 213 gdb_exit
 214 gdb_start
 215 gdb_reinitialize_dir $srcdir/$subdir
 216 gdb_load ${binfile}
 217
 218 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 219
 220 gdb_test "set stop-on-solib-event 1" "" "stop-on-solib-event"
 221
 222 # verify that we set breakpoint on the function and not the export stub
 223 # used to be that we set bp on the export stub of _start and thus miss
 224 # shlib loads in some cases (where the stub exists)
 225 send_gdb "run\n"
 226 gdb_expect {
 227     -re "Stopped due to shared library event.*$gdb_prompt $" {
 228         pass "stop for shlib event"
 229     }
 230     -re "Program exited.*$gdb_prompt $" {
 231         fail "Bug CLLbs16090 came back ?"
 232     }
 233     timeout { fail "(timeout) stop for shlib event " }
 234 }
 235
 236 gdb_test "b main" "Breakpoint 1 at.*" "set breakpoint on main"
 237
 238 gdb_test "set stop-on-solib-event 0" "" "stop-on-solib-event (timeout)"
 239
 240 # verify that we set breakpoint on the function and not the export stub
 241 gdb_test "cont" "Breakpoint 1.*main.*" "run to main"
 242
 243 # On PA64 we read in the unwind info and linker symbol table which lets
 244 # us set the breakpoint and not defer it.
 245 send_gdb "b garbage\n"
 246 gdb_expect {
 247     -re "Breakpoint.*deferred.*garbage.*library containing.*is loaded.*$gdb_prompt $" {
 248         pass " set deferred breakpoint (1)"
 249     }
 250     -re "Breakpoint 2 at 0x.*$gdb_prompt $" {
 251         pass " set deferred breakpoint (2)"
 252     }
 253     -re "$gdb_prompt $" { fail " set deferred breakpoint (3)" }
 254     timeout { fail "(timeout) set deferred breakpoint" }
 255 }
 256
 257 # make sure that the sharedlibrary command enables any deferred breakpoints
 258 # that it should.
 259 send_gdb "sharedlibrary lib\n"
 260 gdb_expect {
 261     -re "Reading.*solib-d1.*$gdb_prompt $" {
 262         pass "load up all shared libs (1)"
 263     }
 264     -re "Loading.*dld.sl.*--Adding symbols.*solib-d1.*$gdb_prompt $" {
 265         pass "load up all shared libs (2)"
 266     }
 267     -re "$gdb_prompt $" { fail "load up all libraries" }
 268     timeout { fail "(timeout) load all libraries " }
 269 }
 270
 271 # do we stop at garbage ? If yes ok.
 272 gdb_test "cont" "Breakpoint.*garbage.*" "deferred breakpoint enabled"
 273
 274 gdb_exit
 275 return 0