gdb/testsuite/gdb.base/callfwmall.exp

   1 # Copyright (C) 1997, 1998, 1999 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 Fred Fish. (fnf@cygnus.com)
  21
  22 # SAME tests as in callfuncs.exp but here the inferior program does not
  23 # call malloc.
  24
  25
  26
  27 if $tracelevel then {
  28         strace $tracelevel
  29 }
  30
  31 set prms_id 0
  32 set bug_id 0
  33
  34 set testfile "callfwmall"
  35 set srcfile ${testfile}.c
  36 set binfile ${objdir}/${subdir}/${testfile}
  37
  38 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  39      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  40 }
  41
  42 # Create and source the file that provides information about the compiler
  43 # used to compile the test case.
  44
  45 if [get_compiler_info ${binfile}] {
  46     return -1;
  47 }
  48
  49 if {$hp_aCC_compiler} {
  50     set prototypes 1
  51 } else {
  52     set prototypes 0
  53 }
  54
  55
  56 # The a29k can't call functions, so don't even bother with this test.
  57 if [target_info exists gdb,cannot_call_functions] {
  58     setup_xfail "*-*-*" 2416
  59     fail "This target can not call functions"
  60     continue
  61 }
  62
  63 # Set the current language to C.  This counts as a test.  If it
  64 # fails, then we skip the other tests.
  65
  66 proc set_lang_c {} {
  67     global gdb_prompt
  68
  69     send_gdb "set language c\n"
  70     gdb_expect {
  71         -re ".*$gdb_prompt $" {}
  72         timeout { fail "set language c (timeout)" ; return 0 }
  73     }
  74
  75     send_gdb "show language\n"
  76     gdb_expect {
  77         -re ".* source language is \"c\".*$gdb_prompt $" {
  78             pass "set language to \"c\""
  79             return 1
  80         }
  81         -re ".*$gdb_prompt $" {
  82             fail "setting language to \"c\""
  83             return 0
  84         }
  85         timeout {
  86             fail "can't show language (timeout)"
  87             return 0
  88         }
  89     }
  90 }
  91
  92 # FIXME:  Before calling this proc, we should probably verify that
  93 # we can call inferior functions and get a valid integral value
  94 # returned.
  95 # Note that it is OK to check for 0 or 1 as the returned values, because C
  96 # specifies that the numeric value of a relational or logical expression
  97 # (computed in the inferior) is 1 for true and 0 for false.
  98
  99 proc do_function_calls {} {
 100     global prototypes
 101     global gcc_compiled
 102     global gdb_prompt
 103
 104     # We need to up this because this can be really slow on some boards.
 105     set timeout 60;
 106
 107     gdb_test "p t_char_values(0,0)" " = 0"
 108     gdb_test "p t_char_values('a','b')" " = 1"
 109     gdb_test "p t_char_values(char_val1,char_val2)" " = 1"
 110     gdb_test "p t_char_values('a',char_val2)" " = 1"
 111     gdb_test "p t_char_values(char_val1,'b')" " = 1"
 112
 113     gdb_test "p t_short_values(0,0)" " = 0"
 114     gdb_test "p t_short_values(10,-23)" " = 1"
 115     gdb_test "p t_short_values(short_val1,short_val2)" " = 1"
 116     gdb_test "p t_short_values(10,short_val2)" " = 1"
 117     gdb_test "p t_short_values(short_val1,-23)" " = 1"
 118
 119     gdb_test "p t_int_values(0,0)" " = 0"
 120     gdb_test "p t_int_values(87,-26)" " = 1"
 121     gdb_test "p t_int_values(int_val1,int_val2)" " = 1"
 122     gdb_test "p t_int_values(87,int_val2)" " = 1"
 123     gdb_test "p t_int_values(int_val1,-26)" " = 1"
 124
 125     gdb_test "p t_long_values(0,0)" " = 0"
 126     gdb_test "p t_long_values(789,-321)" " = 1"
 127     gdb_test "p t_long_values(long_val1,long_val2)" " = 1"
 128     gdb_test "p t_long_values(789,long_val2)" " = 1"
 129     gdb_test "p t_long_values(long_val1,-321)" " = 1"
 130
 131     if ![target_info exists gdb,skip_float_tests] {
 132         gdb_test "p t_float_values(0.0,0.0)" " = 0"
 133
 134         # These next four tests fail on the mn10300.
 135         # The first value is passed in regs, the other in memory.
 136         # Gcc emits different stabs for the two parameters; the first is
 137         # claimed to be a float, the second a double.
 138         # dbxout.c in gcc claims this is the desired behavior.
 139         setup_xfail "mn10300-*-*"
 140         gdb_test "p t_float_values(3.14159,-2.3765)" " = 1"
 141         setup_xfail "mn10300-*-*"
 142         gdb_test "p t_float_values(float_val1,float_val2)" " = 1"
 143         setup_xfail "mn10300-*-*"
 144         gdb_test "p t_float_values(3.14159,float_val2)" " = 1"
 145         setup_xfail "mn10300-*-*"
 146         gdb_test "p t_float_values(float_val1,-2.3765)" " = 1"
 147
 148         # Test passing of arguments which might not be widened.
 149         gdb_test "p t_float_values2(0.0,0.0)" " = 0"
 150
 151         # Although PR 5318 mentions SunOS specifically, this seems
 152         # to be a generic problem on quite a few platforms.
 153         if $prototypes then {
 154             setup_xfail "sparc-*-*" "mips*-*-*" 5318
 155             if {!$gcc_compiled} then {
 156                 setup_xfail "alpha-dec-osf2*" "i*86-*-sysv4*" 5318
 157             }
 158         }
 159         gdb_test "p t_float_values2(3.14159,float_val2)" " = 1"
 160         gdb_test "p t_small_values(1,2,3,4,5,6,7,8,9,10)" " = 55"
 161
 162         gdb_test "p t_double_values(0.0,0.0)" " = 0"
 163         gdb_test "p t_double_values(45.654,-67.66)" " = 1"
 164         gdb_test "p t_double_values(double_val1,double_val2)" " = 1"
 165         gdb_test "p t_double_values(45.654,double_val2)" " = 1"
 166         gdb_test "p t_double_values(double_val1,-67.66)" " = 1"
 167
 168     }
 169
 170     gdb_test "p t_string_values(string_val2,string_val1)" " = 0"
 171     gdb_test "p t_string_values(string_val1,string_val2)" " = 1"
 172     gdb_test "p t_string_values(\"string 1\",\"string 2\")" " = 1"
 173     gdb_test "p t_string_values(\"string 1\",string_val2)" " = 1"
 174     gdb_test "p t_string_values(string_val1,\"string 2\")" " = 1"
 175
 176     gdb_test "p t_char_array_values(char_array_val2,char_array_val1)" " = 0"
 177     gdb_test "p t_char_array_values(char_array_val1,char_array_val2)" " = 1"
 178     gdb_test "p t_char_array_values(\"carray 1\",\"carray 2\")" " = 1"
 179     gdb_test "p t_char_array_values(\"carray 1\",char_array_val2)" " = 1"
 180     gdb_test "p t_char_array_values(char_array_val1,\"carray 2\")" " = 1"
 181
 182     gdb_test "p doubleit(4)" " = 8"
 183     gdb_test "p add(4,5)" " = 9"
 184     gdb_test "p t_func_values(func_val2,func_val1)" " = 0"
 185     gdb_test "p t_func_values(func_val1,func_val2)" " = 1"
 186
 187     # On the rs6000, we need to pass the address of the trampoline routine,
 188     # not the address of add itself.  I don't know how to go from add to
 189     # the address of the trampoline.  Similar problems exist on the HPPA,
 190     # and in fact can present an unsolvable problem as the stubs may not
 191     # even exist in the user's program.  We've slightly recoded t_func_values
 192     # to avoid such problems in the common case.  This may or may not help
 193     # the RS6000.
 194     setup_xfail "rs6000*-*-*"
 195     setup_xfail "powerpc*-*-*"
 196
 197     if {![istarget hppa*-*-hpux*]} then {
 198         gdb_test "p t_func_values(add,func_val2)" " = 1"
 199     }
 200
 201     setup_xfail "rs6000*-*-*"
 202     setup_xfail "powerpc*-*-*"
 203
 204     if {![istarget hppa*-*-hpux*]} then {
 205         gdb_test "p t_func_values(func_val1,doubleit)" " = 1"
 206     }
 207
 208     gdb_test "p t_call_add(func_val1,3,4)" " = 7"
 209
 210     setup_xfail "rs6000*-*-*"
 211     setup_xfail "powerpc*-*-*"
 212
 213     if {![istarget hppa*-*-hpux*]} then {
 214         gdb_test "p t_call_add(add,3,4)" " = 7"
 215     }
 216
 217     gdb_test "p t_enum_value1(enumval1)" " = 1"
 218     gdb_test "p t_enum_value1(enum_val1)" " = 1"
 219     gdb_test "p t_enum_value1(enum_val2)" " = 0"
 220
 221     gdb_test "p t_enum_value2(enumval2)" " = 1"
 222     gdb_test "p t_enum_value2(enum_val2)" " = 1"
 223     gdb_test "p t_enum_value2(enum_val1)" " = 0"
 224
 225     gdb_test "p sum_args(1,{2})" " = 2"
 226     gdb_test "p sum_args(2,{2,3})" " = 5"
 227     gdb_test "p sum_args(3,{2,3,4})" " = 9"
 228     gdb_test "p sum_args(4,{2,3,4,5})" " = 14"
 229     gdb_test "p sum10 (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" " = 55"
 230
 231     gdb_test "p t_structs_c(struct_val1)" "= 120 'x'" \
 232         "call inferior func with struct - returns char"
 233     gdb_test "p t_structs_s(struct_val1)" "= 87" \
 234         "call inferior func with struct -  returns short"
 235     gdb_test "p t_structs_i(struct_val1)" "= 76" \
 236         "call inferior func with struct - returns int"
 237     gdb_test "p t_structs_l(struct_val1)" "= 51" \
 238         "call inferior func with struct - returns long"
 239     gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \
 240         "call inferior func with struct - returns float"
 241     gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \
 242         "call inferior func with struct - returns double"
 243     gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?\"foo\"" \
 244         "call inferior func with struct - returns char *"
 245
 246 }
 247
 248 # Start with a fresh gdb.
 249
 250 gdb_exit
 251 gdb_start
 252 gdb_reinitialize_dir $srcdir/$subdir
 253 gdb_load ${binfile}
 254
 255 gdb_test "set print sevenbit-strings" ""
 256 gdb_test "set print address off" ""
 257 gdb_test "set width 0" ""
 258
 259 if { $hp_aCC_compiler } {
 260     # Do not set language explicitly to 'C'.  This will cause aCC
 261     # tests to fail because promotion rules are different.  Just let
 262     # the language be set to the default.
 263
 264     if { ![runto_main] } {
 265         gdb_suppress_tests;
 266     }
 267
 268     gdb_test "set overload-resolution 0" ".*"
 269 } else {
 270     if { ![set_lang_c] } {
 271         gdb_suppress_tests;
 272     } else {
 273         if { ![runto_main] } {
 274             gdb_suppress_tests;
 275         }
 276     }
 277 }
 278
 279 gdb_test "next" ".*"
 280 do_function_calls
 281
 282 return 0