gnu/dist/gdb6/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 # Create and source the file that provides information about the compiler
  79 # used to compile the test case.
  80 if [get_compiler_info ${binfile}] {
  81     return -1;
  82 }
  83
  84 # set up appropriate compile option to recognize long double
  85 if {$hp_aCC_compiler || $hp_cc_compiler} {
  86     set picflag "+z"
  87     set ansiflag "-Ae"
  88 } else {
  89     set picflag "-fpic"
  90     set ansiflag ""
  91 }
  92
  93
  94 # Build the shared libraries this test case needs.
  95 #
  96 #cd ${subdir}
  97
  98 if { [gdb_compile "${srcdir}/${subdir}/${testfile}1.c" "${testfile1}" object "{debug additional_flags=${picflag}}"] != "" } {
  99     perror "Couldn't compile ${testfile}1.c"
 100     return -1
 101 }
 102
 103 if { [gdb_compile "${srcdir}/${subdir}/${testfile}2.c" "${testfile2}" object "{debug additional_flags=${picflag}}"] != ""} {
 104     perror "Couldn't compile ${testfile}2.c"
 105     return -1
 106 }
 107
 108 remote_exec build "ld -b ${testfile1} -o ${libfile1}"
 109 remote_exec build "ld -b ${testfile2} -o ${libfile2}"
 110
 111 # Build the test case
 112
 113 if { [gdb_compile "${srcdir}/${subdir}/${srcfile} ${libfile1} ${libfile2}" "${binfile}" executable "{debug additional_flags=${ansiflag} -Wl,-aarchive}"] != "" } {
 114     perror "Couldn't build ${binfile}"
 115     return -1
 116 }
 117
 118 # Start with a fresh gdb
 119
 120 gdb_exit
 121 gdb_start
 122 gdb_reinitialize_dir $srcdir/$subdir
 123 gdb_load ${binfile}
 124
 125 # Verify that we can set a generic catchpoint on shlib loads.  I.e., that
 126 # we can catch any shlib load, without specifying the name.
 127 #
 128 gdb_test "catch load" "Catchpoint \[0-9\]* .load <any library>.*" \
 129     "set generic catch load"
 130
 131 # Verify that implicit shlib loads are caught and reported.
 132 send_gdb "run\n"
 133 gdb_expect {
 134     -re ".*solib-d1.*$gdb_prompt $" {
 135         pass "Catch implicit load at startup"
 136     }
 137     -re "Program exited.*$gdb_prompt $" {
 138         fail "CLLbs14756 || CLLbs16090 came back ???"
 139     }
 140     timeout { fail "(timeout) implicit library load" }
 141 }
 142
 143 gdb_exit
 144 gdb_start
 145 gdb_reinitialize_dir $srcdir/$subdir
 146 gdb_load ${binfile}
 147
 148 if ![runto_main] { fail "breakpoint at main did not trigger ?" }
 149
 150 # verify that we print globals from shlibs correctly.
 151 gdb_test "p global_from_primary" " = 5678" \
 152     "print global from shlib (CLLbs15725)"
 153
 154 gdb_test "p global_from_secondary" " = 9012" \
 155     "print global from shlib (CLLbs15725)"
 156
 157 # verify that we print static variables from shlibs correctly.
 158 if { ![runto function_from_primary] } { return }
 159 gdb_test "p file_static" " = 1234" "print file static variable (CLLbs15725)"
 160
 161 if { ![runto function_from_secondary] } { return }
 162 gdb_test "p local_static" " = 3456" "print local static variable (CLLbs15725)"
 163
 164 gdb_exit
 165 gdb_start
 166 gdb_reinitialize_dir $srcdir/$subdir
 167 gdb_load ${binfile}
 168
 169 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 170
 171 if ![runto_main] {
 172     perror "C function calling tests suppressed"
 173 }
 174
 175 # verify that "clear non-existent-symbol" does not crash
 176 gdb_test "clear junkfunc" "Location not found.*" \
 177     "clear non-existent function does not dump core !"
 178
 179 # verify that "info line non-existent-symbol" does not crash
 180 gdb_test "info line junkfunc" "Location not found.*" \
 181     "info line junkfunc does not dump core !"
 182
 183 # verify that "xbreak non-existent-symbol" does not crash
 184 gdb_test "xbreak junkfunc" "Function \"junkfunc\" not defined.*" \
 185     "xbreak junkfunc does not dump core !"
 186
 187 gdb_test "list function_from_primary" \
 188     "No line number known for function_from_primary.*" \
 189     "turning off auto shlib debug loading"
 190
 191 send_gdb "sharedlibrary solib-d1\n"
 192 gdb_expect {
 193     -re "Reading symbols from.*solib-d1.*$gdb_prompt $" {
 194         pass "loading primary library on demand (1)"
 195     }
 196     -re "--Adding symbols for shared library.*solib-d1.*$gdb_prompt $" {
 197         pass "loading primary library on demand (2)"
 198     }
 199     -re "$gdb_prompt $" { fail "loading primary library on demand (3)" }
 200     timeout { fail "(timeout) loading primary library on demand" }
 201 }
 202
 203 # make sure that load above of primary also did not pull in secondary.
 204 send_gdb "list function_from_secondary\n"
 205 gdb_expect {
 206     -re "No symbol.*context.*$gdb_prompt $" {
 207         pass "loaded only what we needed (1)"
 208     }
 209     -re "No line number known for function_from_secondary.*$gdb_prompt $" {
 210         pass "loaded only what we needed (2)"
 211     }
 212     -re ".*9012.*$gdb_prompt $" { fail "Oops ! CLLbs15382 came back ?" }
 213     timeout { fail "(timeout) printing global" }
 214 }
 215
 216 gdb_exit
 217 gdb_start
 218 gdb_reinitialize_dir $srcdir/$subdir
 219 gdb_load ${binfile}
 220
 221 gdb_test "set auto-solib-add 0" "" "turn off auto shlib debug loading"
 222
 223 gdb_test "set stop-on-solib-event 1" "" "stop-on-solib-event"
 224
 225 # verify that we set breakpoint on the function and not the export stub
 226 # used to be that we set bp on the export stub of _start and thus miss
 227 # shlib loads in some cases (where the stub exists)
 228 send_gdb "run\n"
 229 gdb_expect {
 230     -re "Stopped due to shared library event.*$gdb_prompt $" {
 231         pass "stop for shlib event"
 232     }
 233     -re "Program exited.*$gdb_prompt $" {
 234         fail "Bug CLLbs16090 came back ?"
 235     }
 236     timeout { fail "(timeout) stop for shlib event " }
 237 }
 238
 239 gdb_test "b main" "Breakpoint 1 at.*" "set breakpoint on main"
 240
 241 gdb_test "set stop-on-solib-event 0" "" "stop-on-solib-event (timeout)"
 242
 243 # verify that we set breakpoint on the function and not the export stub
 244 gdb_test "cont" "Breakpoint 1.*main.*" "run to main"
 245
 246 # On PA64 we read in the unwind info and linker symbol table which lets
 247 # us set the breakpoint and not defer it.
 248 send_gdb "b garbage\n"
 249 gdb_expect {
 250     -re "Breakpoint.*deferred.*garbage.*library containing.*is loaded.*$gdb_prompt $" {
 251         pass " set deferred breakpoint (1)"
 252     }
 253     -re "Breakpoint 2 at 0x.*$gdb_prompt $" {
 254         pass " set deferred breakpoint (2)"
 255     }
 256     -re "$gdb_prompt $" { fail " set deferred breakpoint (3)" }
 257     timeout { fail "(timeout) set deferred breakpoint" }
 258 }
 259
 260 # make sure that the sharedlibrary command enables any deferred breakpoints
 261 # that it should.
 262 send_gdb "sharedlibrary lib\n"
 263 gdb_expect {
 264     -re "Reading.*solib-d1.*$gdb_prompt $" {
 265         pass "load up all shared libs (1)"
 266     }
 267     -re "Loading.*dld.sl.*--Adding symbols.*solib-d1.*$gdb_prompt $" {
 268         pass "load up all shared libs (2)"
 269     }
 270     -re "$gdb_prompt $" { fail "load up all libraries" }
 271     timeout { fail "(timeout) load all libraries " }
 272 }
 273
 274 # do we stop at garbage ? If yes ok.
 275 gdb_test "cont" "Breakpoint.*garbage.*" "deferred breakpoint enabled"
 276
 277 gdb_exit
 278 return 0