gdb/testsuite/gdb.base/structs.exp

   1 # Copyright (C) 1996 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 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file was written by Jeff Law. (law@cygnus.com)
  21
  22 if $tracelevel then {
  23         strace $tracelevel
  24 }
  25
  26 set prms_id 0
  27 set bug_id 0
  28
  29 set prototypes 0
  30 set testfile "structs"
  31 set srcfile ${testfile}.c
  32 set binfile ${objdir}/${subdir}/${testfile}
  33
  34 # build the first test case
  35 execute_anywhere "rm -f ${binfile}.ci"
  36 execute_anywhere "echo set prototypes 1 > ${binfile}.ci"
  37 if  { [compile "-g ${srcdir}/${subdir}/${srcfile} -o ${binfile} "] != "" } {
  38     execute_anywhere "rm -f ${binfile}.ci"
  39     # built the second test case since we can't use prototypes
  40     warning "Prototypes not supported, rebuilding with -DNO_PROTOTYPES"
  41     execute_anywhere "echo set prototypes 0 > ${binfile}.ci"
  42     if  { [compile "-g -DNO_PROTOTYPES ${srcdir}/${subdir}/${srcfile} -o ${binfile} "] != "" } {
  43         perror "Couldn't compile ${testfile}.c"
  44         return -1
  45     }
  46 }
  47
  48 # Create and source the file that provides information about the compiler
  49 # used to compile the test case.
  50 if  { [compile "-E ${srcdir}/${subdir}/compiler.c >> ${binfile}.ci"] != "" } {
  51     perror "Couldn't make ${binfile}.ci"
  52     return -1
  53 }
  54 source ${binfile}.ci
  55
  56 # The a29k can't call functions, so don't even bother with this test.
  57 if [istarget "a29k-*-udi"] then {
  58     setup_xfail "a29k-*-udi" 2416
  59     fail "a29k-*-udi can not call functions"
  60     continue
  61 }
  62
  63 # The h8300 simulator can't call functions, so don't even bother with this test.
  64 if [istarget "h8300*-*-*"] then {
  65     setup_xfail "h8300*-*-*"
  66     fail "h8300*-*-* simulator can not call functions"
  67     continue
  68 }
  69
  70 # FIXME:  Before calling this proc, we should probably verify that
  71 # we can call inferior functions and get a valid integral value
  72 # returned.
  73 # Note that it is OK to check for 0 or 1 as the returned values, because C
  74 # specifies that the numeric value of a relational or logical expression
  75 # (computed in the inferior) is 1 for true and 0 for false.
  76
  77 proc do_function_calls {} {
  78     global prototypes
  79     global gcc_compiled
  80     global prompt
  81
  82     # First, call the "fun" functions and examine the value they return.
  83     gdb_test "p fun1()" " = {a = 49 '1'}"
  84     gdb_test "p fun2()" " = {a = 97 'a', b = 98 'b'}"
  85     gdb_test "p fun3()" " = {a = 65 'A', b = 66 'B', c = 67 'C'}"
  86     gdb_test "p fun4()" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4'}"
  87     gdb_test "p fun5()" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e'}"
  88     gdb_test "p fun6()" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F'}"
  89     gdb_test "p fun7()" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7'}"
  90     gdb_test "p fun8()" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7', h = 56 '8'}"
  91     gdb_test "p fun9()" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e', f = 102 'f', g = 103 'g', h = 104 'h', i = 105 'i'}"
  92     gdb_test "p fun10()" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F', g = 71 'G', h = 72 'H', i = 73 'I', j = 74 'J'}"
  93     gdb_test "p fun11()" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7', h = 56 '8', i = 57 '9', j = 65 'A', k = 66 'B'}"
  94     gdb_test "p fun12()" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F', g = 71 'G', h = 72 'H', i = 73 'I', j = 74 'J', k = 75 'K', l = 76 'L'}"
  95     gdb_test "p fun16()" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e', f = 102 'f', g = 103 'g', h = 104 'h', i = 105 'i', j = 106 'j', k = 107 'k', l = 108 'l', m = 109 'm', n = 110 'n', o = 111 'o', p = 112 'p'}"
  96
  97     # Now call the Fun functions to set the L* variables.  This
  98     # tests that gdb properly passes structures to functions.
  99     gdb_test "p Fun1(foo1)" " = (void|0)"
 100     gdb_test "p Fun2(foo2)" " = (void|0)"
 101     gdb_test "p Fun3(foo3)" " = (void|0)"
 102     gdb_test "p Fun4(foo4)" " = (void|0)"
 103     gdb_test "p Fun5(foo5)" " = (void|0)"
 104     gdb_test "p Fun6(foo6)" " = (void|0)"
 105     gdb_test "p Fun7(foo7)" " = (void|0)"
 106     gdb_test "p Fun8(foo8)" " = (void|0)"
 107     gdb_test "p Fun9(foo9)" " = (void|0)"
 108     gdb_test "p Fun10(foo10)" " = (void|0)"
 109     gdb_test "p Fun11(foo11)" " = (void|0)"
 110     gdb_test "p Fun12(foo12)" " = (void|0)"
 111     gdb_test "p Fun16(foo16)" " = (void|0)"
 112
 113     # Now print the L* variables and examine their values.
 114     gdb_test "p L1" " = {a = 49 '1'}"
 115     gdb_test "p L2" " = {a = 97 'a', b = 98 'b'}"
 116     gdb_test "p L3" " = {a = 65 'A', b = 66 'B', c = 67 'C'}"
 117     gdb_test "p L4" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4'}"
 118     if {$gcc_compiled} then {
 119         setup_xfail "hppa*-*-*"
 120     }
 121     gdb_test "p L5" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e'}"
 122     if {$gcc_compiled} then {
 123         setup_xfail "hppa*-*-*"
 124     }
 125     gdb_test "p L6" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F'}"
 126     if {$gcc_compiled} then {
 127         setup_xfail "hppa*-*-*"
 128     }
 129     gdb_test "p L7" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7'}"
 130     gdb_test "p L8" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7', h = 56 '8'}"
 131     gdb_test "p L9" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e', f = 102 'f', g = 103 'g', h = 104 'h', i = 105 'i'}"
 132     gdb_test "p L10" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F', g = 71 'G', h = 72 'H', i = 73 'I', j = 74 'J'}"
 133     gdb_test "p L11" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7', h = 56 '8', i = 57 '9', j = 65 'A', k = 66 'B'}"
 134     gdb_test "p L12" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F', g = 71 'G', h = 72 'H', i = 73 'I', j = 74 'J', k = 75 'K', l = 76 'L'}"
 135     gdb_test "p L16" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e', f = 102 'f', g = 103 'g', h = 104 'h', i = 105 'i', j = 106 'j', k = 107 'k', l = 108 'l', m = 109 'm', n = 110 'n', o = 111 'o', p = 112 'p'}"
 136 }
 137 # Start with a fresh gdb.
 138
 139 gdb_exit
 140 gdb_start
 141 gdb_reinitialize_dir $srcdir/$subdir
 142 gdb_load ${binfile}
 143
 144 send "set print sevenbit-strings\n" ; expect -re "$prompt $"
 145 send "set print address off\n" ; expect -re "$prompt $"
 146 send "set width 0\n" ; expect -re "$prompt $"
 147
 148 if [runto_main] then {
 149     do_function_calls
 150 } else {
 151     fail "C function calling tests suppressed"
 152 }
 153 return 0