gdb/testsuite/gdb.base/jump.exp

   1 #   Copyright 1998-2013 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
  17 clear_xfail "*-*-*"
  18
  19 standard_testfile .c
  20
  21 # Build the test case
  22 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  23      untested jump.exp
  24      return -1
  25     }
  26
  27
  28 # Start with a fresh gdb
  29
  30 clean_restart ${binfile}
  31
  32 if ![runto_main] then {
  33   perror "Couldn't run to main"
  34   return -1
  35 }
  36
  37 # Set a breakpoint on the statement that we're about to jump to.
  38 # The statement doesn't contain a function call.
  39 #
  40 set bp_on_non_call 0
  41 gdb_test_multiple "break 22" "break before jump to non-call" {
  42     -re "\[Bb\]reakpoint (\[0-9\]*) at 0x\[0-9a-fA-F\]*: file .*${srcfile}, line 22.*$gdb_prompt $" {
  43         set bp_on_non_call $expect_out(1,string)
  44         pass "break before jump to non-call"
  45     }
  46 }
  47
  48 # Can we jump to the statement?  Do we stop there?
  49 #
  50 gdb_test "jump 22" "Breakpoint \[0-9\]*, .*${srcfile}:22.*" \
  51     "jump to non-call"
  52
  53 # Set a breakpoint on the statement that we're about to jump to.
  54 # The statement does contain a function call.
  55 #
  56 set bp_on_call 0
  57 gdb_test_multiple "break 21" "break before jump to call" {
  58     -re "\[Bb\]reakpoint (\[0-9\]*) at 0x\[0-9a-fA-F\]*: file .*${srcfile}, line 21.*$gdb_prompt $" {
  59         set bp_on_call $expect_out(1,string)
  60         pass "break before jump to call"
  61     }
  62 }
  63
  64 # Can we jump to the statement?  Do we stop there?
  65 #
  66 gdb_test "jump 21" \
  67     "Breakpoint \[0-9\]*, .*${srcfile}:21.*" \
  68     "jump to call"
  69
  70 # If we disable the breakpoint at the function call, and then
  71 # if we jump to that statement, do we not stop there, but at
  72 # the following breakpoint?
  73 #
  74 gdb_test_no_output "disable $bp_on_call" "disable breakpoint on call"
  75
  76 gdb_test "jump 21" "Breakpoint \[0-9\]*, .*${srcfile}:22.*" \
  77     "jump to call with disabled breakpoint"
  78
  79 # Verify that GDB responds gracefully to the "jump" command without
  80 # an argument.
  81 #
  82 gdb_test "jump" "Argument required .starting address.*" \
  83     "jump without argument disallowed"
  84
  85
  86 # Verify that GDB responds gracefully to the "jump" command with
  87 # trailing junk.
  88 #
  89 gdb_test "jump 21 100" \
  90     "malformed linespec error: unexpected number, \"100\"" \
  91     "jump with trailing argument junk"
  92
  93
  94 # Verify that GDB responds gracefully to a request to jump out of
  95 # the current function.  (Note that this will very likely cause the
  96 # inferior to die.  Be prepared to rerun the inferior, if further
  97 # testing is desired.)
  98 #
  99 # Try it both ways: confirming and not confirming the jump.
 100 #
 101
 102 gdb_test "jump 12" \
 103     "Not confirmed.*" \
 104     "aborted jump out of current function" \
 105     "Line 12 is not in `main'.  Jump anyway.*y or n. $" \
 106     "n"
 107
 108 gdb_test "jump 12" \
 109     "Continuing at.*" \
 110     "jump out of current function" \
 111     "Line 12 is not in `main'.  Jump anyway.*y or n. $" \
 112     "y"
 113
 114 gdb_exit
 115 return 0