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Diffstat (limited to 'gdb/testsuite/gdb.base/callfuncs.exp')
| -rw-r--r-- | gdb/testsuite/gdb.base/callfuncs.exp | 269 |
1 files changed, 269 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.base/callfuncs.exp b/gdb/testsuite/gdb.base/callfuncs.exp new file mode 100644 index 00000000000..19b5c965a94 --- /dev/null +++ b/gdb/testsuite/gdb.base/callfuncs.exp @@ -0,0 +1,269 @@ +# Copyright (C) 92, 96, 1997 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 Fred Fish. (fnf@cygnus.com) +# and modified by Bob Manson. (manson@cygnus.com) + +if $tracelevel then { + strace $tracelevel +} + +set prms_id 0 +set bug_id 0 + +set testfile "callfuncs" +set srcfile ${testfile}.c +set binfile ${objdir}/${subdir}/${testfile} + +set prototypes 1 +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { + set prototypes 0; + # built the second test case since we can't use prototypes + warning "Prototypes not supported, rebuilding with -DNO_PROTOTYPES" + if { [gdb_compile "${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." + } +} + +# Create and source the file that provides information about the compiler +# used to compile the test case. + +if [get_compiler_info ${binfile}] { + return -1; +} + +# The a29k can't call functions, so don't even bother with this test. +if [target_info exists gdb,cannot_call_functions] { + setup_xfail "*-*-*" 2416 + fail "This target can not call functions" + continue +} + +# Set the current language to C. This counts as a test. If it +# fails, then we skip the other tests. + +proc set_lang_c {} { + global gdb_prompt + + send_gdb "set language c\n" + gdb_expect { + -re ".*$gdb_prompt $" {} + timeout { fail "set language c (timeout)" ; return 0; } + } + + send_gdb "show language\n" + gdb_expect { + -re ".* source language is \"c\".*$gdb_prompt $" { + pass "set language to \"c\"" + return 1 + } + -re ".*$gdb_prompt $" { + fail "setting language to \"c\"" + return 0 + } + timeout { + fail "can't show language (timeout)" + return 0 + } + } +} + +# 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 + # We need to up this because this can be really slow on some boards. + set timeout 60; + + gdb_test "p t_char_values(0,0)" " = 0" + gdb_test "p t_char_values('a','b')" " = 1" + gdb_test "p t_char_values(char_val1,char_val2)" " = 1" + gdb_test "p t_char_values('a',char_val2)" " = 1" + gdb_test "p t_char_values(char_val1,'b')" " = 1" + + gdb_test "p t_short_values(0,0)" " = 0" + gdb_test "p t_short_values(10,-23)" " = 1" + gdb_test "p t_short_values(short_val1,short_val2)" " = 1" + gdb_test "p t_short_values(10,short_val2)" " = 1" + gdb_test "p t_short_values(short_val1,-23)" " = 1" + + gdb_test "p t_int_values(0,0)" " = 0" + gdb_test "p t_int_values(87,-26)" " = 1" + gdb_test "p t_int_values(int_val1,int_val2)" " = 1" + gdb_test "p t_int_values(87,int_val2)" " = 1" + gdb_test "p t_int_values(int_val1,-26)" " = 1" + + gdb_test "p t_long_values(0,0)" " = 0" + gdb_test "p t_long_values(789,-321)" " = 1" + gdb_test "p t_long_values(long_val1,long_val2)" " = 1" + gdb_test "p t_long_values(789,long_val2)" " = 1" + gdb_test "p t_long_values(long_val1,-321)" " = 1" + + if ![target_info exists gdb,skip_float_tests] { + gdb_test "p t_float_values(0.0,0.0)" " = 0" + + # These next four tests fail on the mn10300. + # The first value is passed in regs, the other in memory. + # Gcc emits different stabs for the two parameters; the first is + # claimed to be a float, the second a double. + # dbxout.c in gcc claims this is the desired behavior. + setup_xfail "mn10300-*-*" + gdb_test "p t_float_values(3.14159,-2.3765)" " = 1" + setup_xfail "mn10300-*-*" + gdb_test "p t_float_values(float_val1,float_val2)" " = 1" + setup_xfail "mn10300-*-*" + gdb_test "p t_float_values(3.14159,float_val2)" " = 1" + setup_xfail "mn10300-*-*" + gdb_test "p t_float_values(float_val1,-2.3765)" " = 1" + + # Test passing of arguments which might not be widened. + gdb_test "p t_float_values2(0.0,0.0)" " = 0" + + # Although PR 5318 mentions SunOS specifically, this seems + # to be a generic problem on quite a few platforms. + if $prototypes then { + setup_xfail "hppa*-*-*" "sparc-*-*" "mips*-*-*" 5318 + if {!$gcc_compiled} then { + setup_xfail "alpha-dec-osf2*" "i*86-*-sysv4*" 5318 + } + } + gdb_test "p t_float_values2(3.14159,float_val2)" " = 1" + gdb_test "p t_small_values(1,2,3,4,5,6,7,8,9,10)" " = 55" + + gdb_test "p t_double_values(0.0,0.0)" " = 0" + gdb_test "p t_double_values(45.654,-67.66)" " = 1" + gdb_test "p t_double_values(double_val1,double_val2)" " = 1" + gdb_test "p t_double_values(45.654,double_val2)" " = 1" + gdb_test "p t_double_values(double_val1,-67.66)" " = 1" + } + + gdb_test "p t_string_values(string_val2,string_val1)" " = 0" + gdb_test "p t_string_values(string_val1,string_val2)" " = 1" + gdb_test "p t_string_values(\"string 1\",\"string 2\")" " = 1" + gdb_test "p t_string_values(\"string 1\",string_val2)" " = 1" + gdb_test "p t_string_values(string_val1,\"string 2\")" " = 1" + + gdb_test "p t_char_array_values(char_array_val2,char_array_val1)" " = 0" + gdb_test "p t_char_array_values(char_array_val1,char_array_val2)" " = 1" + gdb_test "p t_char_array_values(\"carray 1\",\"carray 2\")" " = 1" + gdb_test "p t_char_array_values(\"carray 1\",char_array_val2)" " = 1" + gdb_test "p t_char_array_values(char_array_val1,\"carray 2\")" " = 1" + + gdb_test "p doubleit(4)" " = 8" + gdb_test "p add(4,5)" " = 9" + gdb_test "p t_func_values(func_val2,func_val1)" " = 0" + gdb_test "p t_func_values(func_val1,func_val2)" " = 1" + + # On the rs6000, we need to pass the address of the trampoline routine, + # not the address of add itself. I don't know how to go from add to + # the address of the trampoline. Similar problems exist on the HPPA, + # and in fact can present an unsolvable problem as the stubs may not + # even exist in the user's program. We've slightly recoded t_func_values + # to avoid such problems in the common case. This may or may not help + # the RS6000. + setup_xfail "rs6000*-*-*" + setup_xfail "powerpc*-*-*" + if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then { + gdb_test "p t_func_values(add,func_val2)" "You cannot.*ignored.*" + } else { + gdb_test "p t_func_values(add,func_val2)" " = 1" + } + + setup_xfail "rs6000*-*-*" + setup_xfail "powerpc*-*-*" + if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then { + gdb_test "p t_func_values(func_val1,doubleit)" "You cannot.*ignored.*" + } else { + gdb_test "p t_func_values(func_val1,doubleit)" " = 1" + } + + gdb_test "p t_call_add(func_val1,3,4)" " = 7" + + setup_xfail "rs6000*-*-*" + setup_xfail "powerpc*-*-*" + if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then { + gdb_test "p t_call_add(add,3,4)" "You cannot.*ignored.*" + } else { + gdb_test "p t_call_add(add,3,4)" " = 7" + } + + gdb_test "p t_enum_value1(enumval1)" " = 1" + gdb_test "p t_enum_value1(enum_val1)" " = 1" + gdb_test "p t_enum_value1(enum_val2)" " = 0" + + gdb_test "p t_enum_value2(enumval2)" " = 1" + gdb_test "p t_enum_value2(enum_val2)" " = 1" + gdb_test "p t_enum_value2(enum_val1)" " = 0" + + gdb_test "p sum_args(1,{2})" " = 2" + gdb_test "p sum_args(2,{2,3})" " = 5" + gdb_test "p sum_args(3,{2,3,4})" " = 9" + gdb_test "p sum_args(4,{2,3,4,5})" " = 14" + + gdb_test "p sum10 (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" " = 55" + + gdb_test "p cmp10 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9)" " = 1" + + gdb_test "p t_structs_c(struct_val1)" "= 120 'x'" \ + "call inferior func with struct - returns char" + gdb_test "p t_structs_s(struct_val1)" "= 87" \ + "call inferior func with struct - returns short" + gdb_test "p t_structs_i(struct_val1)" "= 76" \ + "call inferior func with struct - returns int" + gdb_test "p t_structs_l(struct_val1)" "= 51" \ + "call inferior func with struct - returns long" + setup_xfail "i*86-*-*" + gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \ + "call inferior func with struct - returns float" + setup_xfail "i*86-*-*" + gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \ + "call inferior func with struct - returns double" + gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?\"foo\"" \ + "call inferior func with struct - returns char *" +} + +# Start with a fresh gdb. + +gdb_exit +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 { ![set_lang_c] } { + gdb_suppress_tests; +} else { + if { ![runto_main] } { + gdb_suppress_tests; + } +} + +gdb_test "next" ".*" +do_function_calls + +return 0 |