gdb/testsuite/gdb.mi/mi-var-invalidate.exp

   1 # Copyright 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 # Test essential Machine interface (MI) operations
  17 #
  18 # Verify that once binary file has changed, GDB correctly handles
  19 # previously defined MI variables.
  20 #
  21
  22
  23 load_lib mi-support.exp
  24 set MIFLAGS "-i=mi"
  25
  26 gdb_exit
  27 if [mi_gdb_start] {
  28     continue
  29 }
  30
  31 set testfile "var-cmd"
  32 set srcfile ${testfile}.c
  33 set binfile ${objdir}/${subdir}/${testfile}
  34 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
  35     untested mi-var-invalidate.exp
  36     return -1
  37 }
  38 # Just change the output binary.
  39 set binfile_bis ${objdir}/${subdir}/${testfile}_bis
  40 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile_bis}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
  41     untested mi-var-invalidate.exp
  42     return -1
  43 }
  44
  45 set testfile2 "basics"
  46 set srcfile2 ${testfile2}.c
  47 set binfile2 ${objdir}/${subdir}/${testfile2}
  48 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
  49     untested mi-var-invalidate.exp
  50     return -1
  51 }
  52
  53 mi_delete_breakpoints
  54 mi_gdb_reinitialize_dir $srcdir/$subdir
  55 mi_gdb_load ${binfile}
  56
  57 # Desc:  Create global variable.
  58 mi_gdb_test "-var-create global_simple * global_simple" \
  59         "\\^done,name=\"global_simple\",numchild=\"6\",value=\".*\",type=\"simpleton\"" \
  60         "create global variable"
  61
  62 mi_runto do_locals_tests
  63
  64 # Desc: create local variables
  65 mi_gdb_test "-var-create linteger * linteger" \
  66         "\\^done,name=\"linteger\",numchild=\"0\",value=\".*\",type=\"int\"" \
  67         "create local variable linteger"
  68
  69 #
  70 # Reload the same binary.
  71 # Global variable should remain, local should be invalidated.
  72 #
  73 mi_delete_breakpoints
  74 mi_gdb_load ${binfile_bis}
  75 mi_runto main
  76
  77 # Check local variable is "invalid".
  78 mi_gdb_test "-var-update linteger" \
  79         "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"invalid\"\}\\\]" \
  80         "linteger not anymore in scope due to binary changes"
  81
  82 mi_gdb_test "-var-info-type linteger" \
  83         "\\^done,type=\"\"" \
  84         "no type for invalid variable linteger (1)"
  85
  86 # Check global variable is still correct.
  87 mi_gdb_test "-var-update global_simple" \
  88         "\\^done,changelist=\\\[\]" \
  89         "global_simple still alive"
  90
  91 mi_gdb_test "-var-info-type global_simple" \
  92         "\\^done,type=\"simpleton\"" \
  93         "type simpleton for valid variable global_simple"
  94
  95
  96 #
  97 # Load an other binary.
  98 # All variables must be invalidated.
  99 #
 100 mi_delete_breakpoints
 101 mi_gdb_load ${binfile2}
 102 # Check local variable are "invalid"
 103 mi_gdb_test "-var-update linteger" \
 104         "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"invalid\"\}\\\]" \
 105         "linteger not valid anymore due to binary changes"
 106
 107 mi_gdb_test "-var-info-type linteger" \
 108         "\\^done,type=\"\"" \
 109         "no type for invalid variable linteger (2)"
 110
 111 # Check global variable are still correct.
 112 mi_gdb_test "-var-update global_simple" \
 113         "\\^done,changelist=\\\[\{name=\"global_simple\",in_scope=\"invalid\"\}\\\]" \
 114         "global_simple not anymore in scope due to binary changes"
 115
 116 mi_gdb_test "-var-info-type global_simple" \
 117         "\\^done,type=\"\"" \
 118         "no type for invalid variable global_simple"
 119
 120 mi_gdb_exit
 121 return 0