gdb/testsuite/gdb.base/vla-datatypes.exp

   1 # Copyright 2014 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 standard_testfile
  17
  18 if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
  19     return -1
  20 }
  21
  22 if ![runto_main] {
  23     return -1
  24 }
  25
  26 gdb_breakpoint [gdb_get_line_number "vlas_filled"]
  27 gdb_continue_to_breakpoint "vlas_filled"
  28
  29 # Check the values of VLA's.
  30 gdb_test "print int_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
  31          "print int_vla"
  32 gdb_test "print unsigned_int_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
  33          "print unsigned_int_vla"
  34 gdb_test "print double_vla" " = \\\{0, 0.5, 1, 1.5, 2\\\}" \
  35          "print double_vla"
  36 gdb_test "print float_vla" " = \\\{0, 0.5, 1, 1.5, 2\\\}" \
  37          "print float_vla"
  38 gdb_test "print long_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
  39          "print long_vla"
  40 gdb_test "print unsigned_long_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
  41          "print unsigned_long_vla"
  42 gdb_test "print char_vla" " = \"AAAAA\"" \
  43          "print char_vla"
  44 gdb_test "print short_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
  45          "print short_vla"
  46 gdb_test "print unsigned_short_vla" " = \\\{0, 2, 4, 6, 8\\\}" \
  47          "print unsigned_short_vla"
  48 gdb_test "print unsigned_char_vla" " = \"AAAAA\"" \
  49          "print unsigned_char_vla"
  50 gdb_test "print foo_vla" \
  51          "\\\{\\\{a = 0\\\}, \\\{a = 2\\\}, \\\{a = 4\\\}, \\\{a = 6\\\}, \\\{a = 8\\\}\\\}" \
  52          "print foo_vla"
  53 gdb_test "print bar_vla" \
  54          "\\\{\\\{x = 0, y = \\\{a = 0\\\}\\\}, \\\{x = 2, y = \\\{a = 2\\\}\\\}, \\\{x = 4, y = \\\{a = 4\\\}\\\}, \\\{x = 6, y = \\\{a = 6\\\}\\\}, \\\{x = 8, y = \\\{a = 8\\\}\\\}\\\}" \
  55          "print bar_vla"
  56
  57 # Check whatis of VLA's.
  58 gdb_test "whatis int_vla" "type = int \\\[5\\\]" "whatis int_vla"
  59 gdb_test "whatis unsigned_int_vla" "type = unsigned int \\\[5\\\]" \
  60          "whatis unsigned_int_vla"
  61 gdb_test "whatis double_vla" "type = double \\\[5\\\]" "whatis double_vla"
  62 gdb_test "whatis float_vla" "type = float \\\[5\\\]" "whatis float_vla"
  63 gdb_test "whatis long_vla" "type = long( int)? \\\[5\\\]" "whatis long_vla"
  64 gdb_test "whatis unsigned_long_vla" \
  65          "type = (long unsigned int|unsigned long) \\\[5\\\]" \
  66          "whatis unsigned_long_vla"
  67 gdb_test "whatis char_vla" "type = char \\\[5\\\]" "whatis char_vla"
  68 gdb_test "whatis short_vla" "type = short( int)? \\\[5\\\]" \
  69          "whatis short_vla"
  70 gdb_test "whatis unsigned_short_vla" \
  71          "type = (short unsigned int|unsigned short) \\\[5\\\]" \
  72          "whatis unsigned_short_vla"
  73 gdb_test "whatis unsigned_char_vla" "type = unsigned char \\\[5\\\]" \
  74          "whatis unsigned_char_vla"
  75 gdb_test "whatis foo_vla" "type = struct foo \\\[5\\\]" "whatis foo_vla"
  76 gdb_test "whatis bar_vla" "type = BAR \\\[5\\\]" "whatis bar_vla"
  77
  78 # Check ptype of VLA's.
  79 gdb_test "ptype int_vla" "type = int \\\[5\\\]" "ptype int_vla"
  80 gdb_test "ptype unsigned_int_vla" "type = unsigned int \\\[5\\\]" \
  81          "ptype unsigned_int_vla"
  82 gdb_test "ptype double_vla" "type = double \\\[5\\\]" "ptype double_vla"
  83 gdb_test "ptype float_vla" "type = float \\\[5\\\]" "ptype float_vla"
  84 gdb_test "ptype long_vla" "type = long( int)? \\\[5\\\]" "ptype long_vla"
  85 gdb_test "ptype unsigned_long_vla" "type = unsigned long \\\[5\\\]" \
  86          "ptype unsigned_long_vla"
  87 gdb_test "ptype char_vla" "type = char \\\[5\\\]" "ptype char_vla"
  88 gdb_test "ptype short_vla" "type = short( int)? \\\[5\\\]" \
  89          "ptype short_vla"
  90 gdb_test "ptype unsigned_short_vla" "type = unsigned short \\\[5\\\]" \
  91          "ptype unsigned_short_vla"
  92 gdb_test "ptype unsigned_char_vla" "type = unsigned char \\\[5\\\]" \
  93          "ptype unsigned_char_vla"
  94 gdb_test "ptype foo_vla" "type = struct foo {\r\n\\s+int a;\r\n} \\\[5\\\]" \
  95          "ptype foo_vla"
  96 gdb_test "ptype bar_vla" \
  97          "type = struct bar {\r\n\\s+int x;\r\n\\s+struct foo y;\r\n} \\\[5\\\]" \
  98          "ptype bar_vla"
  99
 100 # Check the size of the VLA's.
 101 gdb_breakpoint [gdb_get_line_number "break_end_of_vla_factory"]
 102 gdb_continue_to_breakpoint "break_end_of_vla_factory"
 103 gdb_test "print int_size == sizeof(int_vla)" " = 1" "size of int_vla"
 104 gdb_test "print uint_size == sizeof(unsigned_int_vla)" " = 1" \
 105          "size of unsigned_int_vla"
 106 gdb_test "print double_size == sizeof(double_vla)" " = 1" \
 107          "size of double_vla"
 108 gdb_test "print float_size == sizeof(float_vla)" " = 1" \
 109          "size of float_vla"
 110 gdb_test "print long_size == sizeof(long_vla)" " = 1" \
 111          "size of long_vla"
 112 gdb_test "print char_size == sizeof(char_vla)" " = 1" \
 113          "size of char_vla"
 114 gdb_test "print short_size == sizeof(short_vla)" " = 1" \
 115          "size of short_vla"
 116 gdb_test "print ushort_size == sizeof(unsigned_short_vla)" " = 1" \
 117          "size of unsigned_short_vla"
 118 gdb_test "print uchar_size == sizeof(unsigned_char_vla)" " = 1" \
 119          "size of unsigned_char_vla"
 120 gdb_test "print foo_size == sizeof(foo_vla)" " = 1" "size of foo_vla"
 121 gdb_test "print bar_size == sizeof(bar_vla)" " = 1" "size of bar_vla"
 122
 123 # Check side effects for sizeof argument.
 124 set sizeof_int [get_sizeof "int" 4]
 125 gdb_test_no_output  "set variable int_vla\[0\] = 42" \
 126                     "set variable int_vla\[0\] = 42"
 127
 128 gdb_test "print sizeof (++int_vla\[0\])" " = ${sizeof_int}" \
 129          "print sizeof (++int_vla\[0\])"
 130 gdb_test "print int_vla\[0\]" " = 42" \
 131          "print int_vla\[0\] - sizeof no side effects"
 132
 133 gdb_test "ptype ++int_vla\[0\]" "type = int" "ptype ++int_vla\[0\]"
 134 gdb_test "print int_vla\[0\]" " = 42" \
 135          "print int_vla\[0\] - ptype no side effects"
 136
 137 gdb_test "whatis ++int_vla\[0\]" "type = int" "whatis ++int_vla\[0\]"
 138 gdb_test "print int_vla\[0\]" " = 42" \
 139          "print int_vla\[0\] - whatis no side effects"