gdb/testsuite/gdb.base/call-rt-st.exp

   1 # Copyright 1998-2016 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 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  17
  18 # this file tests command line calls with functions returning structures
  19 # corresponding source file: call_return_struct.c
  20
  21
  22
  23
  24 standard_testfile .c
  25
  26 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  27     untested "couldn't compile ${srcdir}/${subdir}/${srcfile}"
  28     return -1
  29 }
  30
  31
  32
  33 # Create and source the file that provides information about the compiler
  34 # used to compile the test case.
  35
  36 if [get_compiler_info] {
  37     return -1
  38 }
  39
  40 # Some targets can't do function calls, so don't even bother with this
  41 # test.
  42 if [target_info exists gdb,cannot_call_functions] {
  43     unsupported "this target can not call functions"
  44     continue
  45 }
  46
  47 set skip_float_test [gdb_skip_float_test]
  48
  49 # Start with a fresh gdb.
  50
  51 clean_restart ${binfile}
  52 gdb_test_no_output "set print sevenbit-strings"
  53 gdb_test_no_output "set print address off"
  54 gdb_test_no_output "set width 0"
  55
  56
  57 if ![runto_main] then {
  58     perror "couldn't run to breakpoint"
  59     continue
  60 }
  61
  62
  63 set stop_line [gdb_get_line_number "-break1-"]
  64 gdb_test "break loop_count" \
  65     "Breakpoint.* file .*call-rt-st.c, line $stop_line\\." \
  66     "breakpoint loop_count"
  67
  68 gdb_test "continue" \
  69     "Continuing\\..*Breakpoint.*loop_count \\(\\) at.*call-rt-st.c:$stop_line\[ \t\r\n\]+$stop_line\[\t \]+for \\(index=0; index.4; index..\\);.*\[\r\n \]+" \
  70     "continue to loop_count"
  71
  72 gdb_test_multiple "finish" "finish out from loop count" {
  73     -re "Run till exit from .0  loop_count \\(\\) at.*call-rt-st.c:$stop_line\[ \t\r\n\]+main \\(\\) at.*call-rt-st.c:${decimal}\[ \t\r\n\]+${decimal}\[\t \]+return 0;.*-finish1-.*$gdb_prompt $" {
  74         pass "finish out from loop_count (finish1)"
  75     }
  76     -re  "Run till exit from .0  loop_count \\(\\) at.*call-rt-st.c:$stop_line\[ \t\r\n\]+main \\(\\) at.*call-rt-st.c:${decimal}\[ \t\r\n\]+${decimal}\[\t \]+loop_count.*-finish2-.*$gdb_prompt $" {
  77         pass "finish out from loop_count (line 775)"
  78     }
  79 }
  80
  81 # Ask GDB to print the value of EXPR, and expect to see the regexp
  82 # RESULT in the output.  If we get back the error message "Function
  83 # return value unknown", call that an `unsupported' test; on some
  84 # architectures, it's impossible to find structs returned by value
  85 # reliably.
  86 proc print_struct_call { expr inf_result gdb_result } {
  87     global gdb_prompt
  88     global inferior_spawn_id gdb_spawn_id
  89
  90     set inferior_matched 0
  91     set gdb_matched 0
  92
  93     set command "print $expr"
  94     gdb_test_multiple "${command}" "${command}" {
  95         -i $inferior_spawn_id
  96         -re "$inf_result" {
  97             set inferior_matched 1
  98             if {!$gdb_matched} {
  99                 exp_continue
 100             }
 101         }
 102
 103         -i $gdb_spawn_id
 104         -re "$gdb_result\r\n$gdb_prompt $" {
 105             set gdb_matched 1
 106             if {!$inferior_matched} {
 107                 exp_continue
 108             }
 109         }
 110         -re "Function return value unknown.\[\r\n\]+$gdb_prompt $" {
 111             unsupported "$command"
 112             return
 113         }
 114     }
 115
 116     verbose -log "inferior_matched=$inferior_matched, gdb_matched=$gdb_matched"
 117     gdb_assert {$inferior_matched && $gdb_matched} $command
 118 }
 119
 120
 121 if ![gdb_skip_stdio_test "print print_struct_rep(*struct1)"] {
 122     print_struct_call "print_struct_rep(*struct1)" \
 123         ".*Contents of struct1:\[ \t\n\r\]+22\[ \t\]+0\[ \t\n\r\]+" \
 124         ".\[0-9\]+ = \\{value = 5, head = 0\\}"
 125 }
 126
 127 if ![gdb_skip_stdio_test "print print_one_large_struct(...)"] {
 128     print_struct_call "print_one_large_struct(*list1)" \
 129         ".*\[ \t\]+4\[ \t\]+1\[ \r\n\]+" \
 130         ".\[0-9\]+ = \\{next_index = \\{1, 2, 3, 4, 5, 6, 7, 8, 9, 10\\}, values = \\{4, 6, 8, 10, 12, 14, 16, 18, 20, 22\\}, head = 0\\}"
 131 }
 132
 133 if {!$skip_float_test && \
 134         ![gdb_skip_stdio_test "print print_one_double(*d1)"] } {
 135     print_struct_call "print_one_double(*d1)" \
 136         ".*Contents of one_double_t:\[ \r\n\]+1\\.111110\[ \r\n\]+" \
 137         ".\[0-9\]+ = \\{double1 = 1\\.111\[0-9\]*\\}"
 138 }
 139
 140 if {!$skip_float_test && \
 141         ![gdb_skip_stdio_test "print print_two_floats(*f3)"] } {
 142     print_struct_call "print_two_floats(*f3)" \
 143         ".*Contents of two_floats_t:\[ \r\n\]+-2\\.345000\[ \t]+1\\.000000\[ \r\n\]+" \
 144         ".\[0-9\]+ = \\{float1 = -2\\.34500003, float2 = 1\\}"
 145 }
 146
 147 if ![gdb_skip_stdio_test "print print_bit_flags_char(*cflags)"] {
 148     print_struct_call "print_bit_flags_char(*cflags)" \
 149         ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+" \
 150         ".\[0-9\]+ = \\{alpha = 1 '\\\\001', beta = 0 '\\\\000', gamma = 1 '\\\\001', delta = 0 '\\\\000', epsilon = 1 '\\\\001', omega = 0 '\\\\000'\\}"
 151 }
 152
 153 if ![gdb_skip_stdio_test "print print_bit_flags_short(*sflags)"] {
 154     print_struct_call "print_bit_flags_short(*sflags)" \
 155         ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+" \
 156         ".\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
 157 }
 158
 159 if ![gdb_skip_stdio_test "print print_bit_flags(*flags)"] {
 160     print_struct_call "print_bit_flags(*flags)" \
 161         ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+" \
 162         ".\[0-9\]+ = \\{alpha = 1, beta = 0, gamma = 1, delta = 0, epsilon = 1, omega = 0\\}"
 163 }
 164
 165 if ![gdb_skip_stdio_test "print print_bit_flags_combo(*flags_combo)"] {
 166     print_struct_call "print_bit_flags_combo(*flags_combo)" \
 167         ".*alpha\[ \r\n\]+gamma\[ \r\n\]+epsilon\[ \r\n\]+ch1: y\[ \t\]+ch2: n\[ \r\n\]+" \
 168         ".\[0-9\]+ = \\{alpha = 1, beta = 0, ch1 = 121 'y', gamma = 1, delta = 0, ch2 = 110 'n', epsilon = 1, omega = 0\\}"
 169 }
 170
 171 if ![gdb_skip_stdio_test "print print_three_chars(*three_chars)"] {
 172     print_struct_call "print_three_chars(*three_char)" \
 173         ".*Contents of three_char_t:\[ \r\n\]+x\[ \t\]+y\[ \t\]+z\[ \r\n\]+" \
 174         ".\[0-9\]+ = \\{ch1 = 120 'x', ch2 = 121 'y', ch3 = 122 'z'\\}"
 175 }
 176
 177 if ![gdb_skip_stdio_test "print print_five_chars(*five_chars)"] {
 178     print_struct_call "print_five_chars(*five_char)" \
 179         ".*Contents of five_char_t:\[ \r\n\]+h\[ \t\]+e\[ \t\]+l\[ \t\]+l\[ \t\]+o\[ \r\n\]+" \
 180         ".\[0-9\]+ = \\{ch1 = 104 'h', ch2 = 101 'e', ch3 = 108 'l', ch4 = 108 'l', ch5 = 111 'o'\\}"
 181 }
 182
 183 if ![gdb_skip_stdio_test "print print_int_char_combo(*int_char_combo)"] {
 184     print_struct_call "print_int_char_combo(*int_char_combo)" \
 185         ".*Contents of int_char_combo_t:\[ \r\n\]+13\[ \t\]+!\[ \r\n\]+" \
 186         ".\[0-9\]+ = \\{int1 = 13, ch1 = 33 '!'\\}"
 187 }
 188
 189 return