gdb/testsuite/gdb.fortran/exprs.exp

   1 # Copyright (C) 1994, 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 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file was adapted from Chill tests by Stan Shebs (shebs@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 the current language to fortran.  This counts as a test.  If it
  30 # fails, then we skip the other tests.
  31
  32 proc set_lang_fortran {} {
  33     global gdb_prompt
  34
  35     if [gdb_test "set language fortran" ""] {
  36         return 0;
  37     }
  38
  39     if ![gdb_test "show language" ".* source language is \"fortran\".*"] {
  40         return 1;
  41     } else {
  42         return 0;
  43     }
  44 }
  45
  46 proc test_integer_literals_accepted {} {
  47     global gdb_prompt
  48
  49     # Test various decimal values.
  50
  51     gdb_test "p 123" " = 123"
  52     gdb_test "p -123" " = -123"
  53 }
  54
  55 proc test_character_literals_accepted {} {
  56     global gdb_prompt
  57
  58     # Test various character values.
  59
  60     gdb_test "p 'a'" " = 'a'"
  61 }
  62
  63 proc test_integer_literals_rejected {} {
  64     global gdb_prompt
  65
  66     test_print_reject "p _"
  67 }
  68
  69 proc test_logical_literals_accepted {} {
  70     global gdb_prompt
  71
  72     # Test the only possible values for a logical, TRUE and FALSE.
  73
  74     gdb_test "p .TRUE." " = .TRUE."
  75     gdb_test "p .FALSE." " = .FALSE."
  76 }
  77
  78 proc test_float_literals_accepted {} {
  79     global gdb_prompt
  80
  81     # Test various floating point formats
  82
  83     gdb_test "p .44 .LT. .45" " = .TRUE."
  84     gdb_test "p .44 .GT. .45" " = .FALSE."
  85     gdb_test "p 0.44 .LT. 0.45" " = .TRUE."
  86     gdb_test "p 0.44 .GT. 0.45" " = .FALSE."
  87     gdb_test "p 44. .LT. 45." " = .TRUE."
  88     gdb_test "p 44. .GT. 45." " = .FALSE."
  89     gdb_test "p 44.0 .LT. 45.0" " = .TRUE."
  90     gdb_test "p 44.0 .GT. 45.0" " = .FALSE."
  91     gdb_test "p 10D20 .LT. 10D21" " = .TRUE."
  92     gdb_test "p 10D20 .GT. 10D21" " = .FALSE."
  93     gdb_test "p 10d20 .LT. 10d21" " = .TRUE."
  94     gdb_test "p 10d20 .GT. 10d21" " = .FALSE."
  95     gdb_test "p 10E20 .LT. 10E21" " = .TRUE."
  96     gdb_test "p 10E20 .GT. 10E21" " = .FALSE."
  97     gdb_test "p 10e20 .LT. 10e21" " = .TRUE."
  98     gdb_test "p 10e20 .GT. 10e21" " = .FALSE."
  99     gdb_test "p 10.D20 .LT. 10.D21" " = .TRUE."
 100     gdb_test "p 10.D20 .GT. 10.D21" " = .FALSE."
 101     gdb_test "p 10.d20 .LT. 10.d21" " = .TRUE."
 102     gdb_test "p 10.d20 .GT. 10.d21" " = .FALSE."
 103     gdb_test "p 10.E20 .LT. 10.E21" " = .TRUE."
 104     gdb_test "p 10.E20 .GT. 10.E21" " = .FALSE."
 105     gdb_test "p 10.e20 .LT. 10.e21" " = .TRUE."
 106     gdb_test "p 10.e20 .GT. 10.e21" " = .FALSE."
 107     gdb_test "p 10.0D20 .LT. 10.0D21" " = .TRUE."
 108     gdb_test "p 10.0D20 .GT. 10.0D21" " = .FALSE."
 109     gdb_test "p 10.0d20 .LT. 10.0d21" " = .TRUE."
 110     gdb_test "p 10.0d20 .GT. 10.0d21" " = .FALSE."
 111     gdb_test "p 10.0E20 .LT. 10.0E21" " = .TRUE."
 112     gdb_test "p 10.0E20 .GT. 10.0E21" " = .FALSE."
 113     gdb_test "p 10.0e20 .LT. 10.0e21" " = .TRUE."
 114     gdb_test "p 10.0e20 .GT. 10.0e21" " = .FALSE."
 115     gdb_test "p 10.0D+20 .LT. 10.0D+21" " = .TRUE."
 116     gdb_test "p 10.0D+20 .GT. 10.0D+21" " = .FALSE."
 117     gdb_test "p 10.0d+20 .LT. 10.0d+21" " = .TRUE."
 118     gdb_test "p 10.0d+20 .GT. 10.0d+21" " = .FALSE."
 119     gdb_test "p 10.0E+20 .LT. 10.0E+21" " = .TRUE."
 120     gdb_test "p 10.0E+20 .GT. 10.0E+21" " = .FALSE."
 121     gdb_test "p 10.0e+20 .LT. 10.0e+21" " = .TRUE."
 122     gdb_test "p 10.0e+20 .GT. 10.0e+21" " = .FALSE."
 123     gdb_test "p 10.0D-11 .LT. 10.0D-10" " = .TRUE."
 124     gdb_test "p 10.0D-11 .GT. 10.0D-10" " = .FALSE."
 125     gdb_test "p 10.0d-11 .LT. 10.0d-10" " = .TRUE."
 126     gdb_test "p 10.0d-11 .GT. 10.0d-10" " = .FALSE."
 127     gdb_test "p 10.0E-11 .LT. 10.0E-10" " = .TRUE."
 128     gdb_test "p 10.0E-11 .GT. 10.0E-10" " = .FALSE."
 129     gdb_test "p 10.0e-11 .LT. 10.0e-10" " = .TRUE."
 130     gdb_test "p 10.0e-11 .GT. 10.0e-10" " = .FALSE."
 131 }
 132
 133 proc test_convenience_variables {} {
 134     global gdb_prompt
 135
 136     gdb_test "set \$foo = 101"  " = 101\[\r\n\]*" \
 137         "Set a new convenience variable"
 138
 139     gdb_test "print \$foo"              " = 101" \
 140         "Print contents of new convenience variable"
 141
 142     gdb_test "set \$foo = 301"  " = 301\[\r\n\]*" \
 143         "Set convenience variable to a new value"
 144
 145     gdb_test "print \$foo"              " = 301" \
 146         "Print new contents of convenience variable"
 147
 148     gdb_test "set \$_ = 11"             " = 11\[\r\n\]*" \
 149         "Set convenience variable \$_"
 150
 151     gdb_test "print \$_"                " = 11" \
 152         "Print contents of convenience variable \$_"
 153
 154     gdb_test "print \$foo + 10" " = 311" \
 155         "Use convenience variable in arithmetic expression"
 156
 157     gdb_test "print (\$foo = 32) + 4"   " = 36" \
 158         "Use convenience variable assignment in arithmetic expression"
 159
 160     gdb_test "print \$bar"              " = VOID" \
 161         "Print contents of uninitialized convenience variable"
 162 }
 163
 164 proc test_value_history {} {
 165     global gdb_prompt
 166
 167     gdb_test "print 101"        "\\\$1 = 101" \
 168         "Set value-history\[1\] using \$1"
 169
 170     gdb_test "print 102"        "\\\$2 = 102" \
 171         "Set value-history\[2\] using \$2"
 172
 173     gdb_test "print 103"        "\\\$3 = 103" \
 174         "Set value-history\[3\] using \$3"
 175
 176     gdb_test "print \$\$"       "\\\$4 = 102" \
 177         "Print value-history\[MAX-1\] using inplicit index \$\$"
 178
 179     gdb_test "print \$\$"       "\\\$5 = 103" \
 180         "Print value-history\[MAX-1\] again using implicit index \$\$"
 181
 182     gdb_test "print \$" "\\\$6 = 103" \
 183         "Print value-history\[MAX\] using implicit index \$"
 184
 185     gdb_test "print \$\$2"      "\\\$7 = 102" \
 186         "Print value-history\[MAX-2\] using explicit index \$\$2"
 187
 188     gdb_test "print \$0"        "\\\$8 = 102" \
 189         "Print value-history\[MAX\] using explicit index \$0"
 190
 191     gdb_test "print 108"        "\\\$9 = 108" ""
 192
 193     gdb_test "print \$\$0"      "\\\$10 = 108" \
 194         "Print value-history\[MAX\] using explicit index \$\$0"
 195
 196     gdb_test "print \$1"        "\\\$11 = 101" \
 197         "Print value-history\[1\] using explicit index \$1"
 198
 199     gdb_test "print \$2"        "\\\$12 = 102" \
 200         "Print value-history\[2\] using explicit index \$2"
 201
 202     gdb_test "print \$3"        "\\\$13 = 103" \
 203         "Print value-history\[3\] using explicit index \$3"
 204
 205     gdb_test "print \$-3"       "\\\$14 = 100" \
 206         "Print (value-history\[MAX\] - 3) using implicit index \$"
 207
 208     gdb_test "print \$1 + 3"    "\\\$15 = 104" \
 209         "Use value-history element in arithmetic expression"
 210 }
 211
 212 proc test_arithmetic_expressions {} {
 213     global gdb_prompt
 214
 215     # Test unary minus with various operands
 216
 217 #    gdb_test "p -(TRUE)"       " = -1" "unary minus applied to bool"
 218 #    gdb_test "p -('a')"        " = xxx"        "unary minus applied to char"
 219     gdb_test "p -(1)"           " = -1" "unary minus applied to int"
 220     gdb_test "p -(1.0)" " = -1" "unary minus applied to real"
 221
 222     # Test addition with various operands
 223
 224     gdb_test "p .TRUE. + 1"     " = 2"  "bool plus int"
 225     gdb_test "p 1 + 1"          " = 2"  "int plus int"
 226     gdb_test "p 1.0 + 1"        " = 2"  "real plus int"
 227     gdb_test "p 1.0 + 2.0"      " = 3"  "real plus real"
 228
 229     # Test subtraction with various operands
 230
 231     gdb_test "p .TRUE. - 1"     " = 0"  "bool minus int"
 232     gdb_test "p 3 - 1"          " = 2"  "int minus int"
 233     gdb_test "p 3.0 - 1"        " = 2"  "real minus int"
 234     gdb_test "p 5.0 - 2.0"      " = 3"  "real minus real"
 235
 236     # Test multiplication with various operands
 237
 238     gdb_test "p .TRUE. * 1"     " = 1"  "bool times int"
 239     gdb_test "p 2 * 3"          " = 6"  "int times int"
 240     gdb_test "p 2.0 * 3"        " = 6"  "real times int"
 241     gdb_test "p 2.0 * 3.0"      " = 6"  "real times real"
 242
 243     # Test division with various operands
 244
 245     gdb_test "p .TRUE. / 1"     " = 1"  "bool divided by int"
 246     gdb_test "p 6 / 3"          " = 2"  "int divided by int"
 247     gdb_test "p 6.0 / 3"        " = 2"  "real divided by int"
 248     gdb_test "p 6.0 / 3.0"      " = 2"  "real divided by real"
 249
 250     # Test modulo with various operands
 251
 252 }
 253
 254 # Start with a fresh gdb.
 255
 256 gdb_exit
 257 gdb_start
 258 gdb_reinitialize_dir $srcdir/$subdir
 259
 260 gdb_test "set print sevenbit-strings" ""
 261
 262 if [set_lang_fortran] then {
 263     test_value_history
 264     test_convenience_variables
 265     test_integer_literals_accepted
 266     test_integer_literals_rejected
 267     test_logical_literals_accepted
 268     test_character_literals_accepted
 269     test_float_literals_accepted
 270     test_arithmetic_expressions
 271 } else {
 272     warning "$test_name tests suppressed." 0
 273 }