168 lines
7.4 KiB
Plaintext
168 lines
7.4 KiB
Plaintext
# Copyright 1996, 1997, 1999 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# This file was written by Jeff Law. (law@cygnus.com)
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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set prototypes 1
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set testfile "structs"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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# build the first test case
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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# built the second test case since we can't use prototypes
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warning "Prototypes not supported, rebuilding with -DNO_PROTOTYPES"
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DNO_PROTOTYPES}] != "" } {
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gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
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}
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set prototypes 0
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}
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# Create and source the file that provides information about the compiler
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# used to compile the test case.
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if [get_compiler_info ${binfile}] {
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return -1;
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}
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# Some targets can't call functions, so don't even bother with this
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# test.
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if [target_info exists gdb,cannot_call_functions] {
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setup_xfail "*-*-*" 2416
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fail "This target can not call functions"
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continue
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}
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# Call FUNC with no arguments, and expect to see the regexp RESULT in
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# the output. If we get back the error message "Function return value
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# unknown", call that an unsupported test; on some architectures, it's
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# impossible to find structs returned by value reliably.
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proc call_struct_func { func result } {
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global gdb_prompt
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set command "p ${func}()"
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send_gdb "${command}\n"
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gdb_expect {
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-re "$result\[\r\n\]+$gdb_prompt $" {
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pass "$command"
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}
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-re "Function return value unknown.\[\r\n\]+$gdb_prompt $" {
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unsupported "$command"
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}
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-re "$gdb_prompt $" {
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fail "$command"
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}
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timeout {
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fail "$command (timeout)"
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}
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}
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}
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# FIXME: Before calling this proc, we should probably verify that
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# we can call inferior functions and get a valid integral value
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# returned.
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# Note that it is OK to check for 0 or 1 as the returned values, because C
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# specifies that the numeric value of a relational or logical expression
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# (computed in the inferior) is 1 for true and 0 for false.
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proc do_function_calls {} {
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global prototypes
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global gcc_compiled
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global gdb_prompt
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# First, call the "fun" functions and examine the value they return.
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call_struct_func "fun1" " = {a = 49 '1'}"
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call_struct_func "fun2" " = {a = 97 'a', b = 98 'b'}"
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call_struct_func "fun3" " = {a = 65 'A', b = 66 'B', c = 67 'C'}"
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call_struct_func "fun4" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4'}"
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call_struct_func "fun5" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e'}"
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call_struct_func "fun6" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F'}"
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call_struct_func "fun7" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4', e = 53 '5', f = 54 '6', g = 55 '7'}"
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call_struct_func "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'}"
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call_struct_func "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'}"
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call_struct_func "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'}"
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call_struct_func "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'}"
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call_struct_func "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'}"
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call_struct_func "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'}"
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# Now call the Fun functions to set the L* variables. This
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# tests that gdb properly passes structures to functions.
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gdb_test "p Fun1(foo1)" " = (void|0)"
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gdb_test "p Fun2(foo2)" " = (void|0)"
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gdb_test "p Fun3(foo3)" " = (void|0)"
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gdb_test "p Fun4(foo4)" " = (void|0)"
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gdb_test "p Fun5(foo5)" " = (void|0)"
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gdb_test "p Fun6(foo6)" " = (void|0)"
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gdb_test "p Fun7(foo7)" " = (void|0)"
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gdb_test "p Fun8(foo8)" " = (void|0)"
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gdb_test "p Fun9(foo9)" " = (void|0)"
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gdb_test "p Fun10(foo10)" " = (void|0)"
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gdb_test "p Fun11(foo11)" " = (void|0)"
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gdb_test "p Fun12(foo12)" " = (void|0)"
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gdb_test "p Fun16(foo16)" " = (void|0)"
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# Now print the L* variables and examine their values.
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gdb_test "p L1" " = {a = 49 '1'}"
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gdb_test "p L2" " = {a = 97 'a', b = 98 'b'}"
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gdb_test "p L3" " = {a = 65 'A', b = 66 'B', c = 67 'C'}"
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gdb_test "p L4" " = {a = 49 '1', b = 50 '2', c = 51 '3', d = 52 '4'}"
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gdb_test "p L5" " = {a = 97 'a', b = 98 'b', c = 99 'c', d = 100 'd', e = 101 'e'}"
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gdb_test "p L6" " = {a = 65 'A', b = 66 'B', c = 67 'C', d = 68 'D', e = 69 'E', f = 70 'F'}"
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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'}"
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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'}"
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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'}"
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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'}"
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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'}"
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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'}"
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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'}"
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}
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# Start with a fresh gdb.
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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gdb_test "set print sevenbit-strings" ""
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gdb_test "set print address off" ""
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gdb_test "set width 0" ""
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if [target_info exists gdb,cannot_call_functions] {
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setup_xfail "*-*-*" 2416
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fail "This target can not call functions"
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return 0
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}
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if { ![runto_main] } then {
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gdb_suppress_tests;
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}
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do_function_calls;
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gdb_stop_suppressing_tests;
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return 0
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