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