import gdb-1999-06-28 snapshot
[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / callfuncs.exp
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c906108c
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1# Copyright (C) 92, 96, 1997 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 2 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, write to the Free Software
15# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
16
17# Please email any bugs, comments, and/or additions to this file to:
18# bug-gdb@prep.ai.mit.edu
19
20# This file was written by Fred Fish. (fnf@cygnus.com)
21# and modified by Bob Manson. (manson@cygnus.com)
22
23if $tracelevel then {
24 strace $tracelevel
25}
26
27set prms_id 0
28set bug_id 0
29
30set testfile "callfuncs"
31set srcfile ${testfile}.c
32set binfile ${objdir}/${subdir}/${testfile}
33
c906108c 34if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
c906108c 35 gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
c906108c
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36}
37
38# Create and source the file that provides information about the compiler
39# used to compile the test case.
40
41if [get_compiler_info ${binfile}] {
42 return -1;
43}
44
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45if {$hp_aCC_compiler} {
46 set prototypes 1
47} else {
48 set prototypes 0
49}
50
c906108c
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51# The a29k can't call functions, so don't even bother with this test.
52if [target_info exists gdb,cannot_call_functions] {
53 setup_xfail "*-*-*" 2416
54 fail "This target can not call functions"
55 continue
56}
57
58# Set the current language to C. This counts as a test. If it
59# fails, then we skip the other tests.
60
61proc set_lang_c {} {
62 global gdb_prompt
63
64 send_gdb "set language c\n"
65 gdb_expect {
66 -re ".*$gdb_prompt $" {}
67 timeout { fail "set language c (timeout)" ; return 0; }
68 }
69
70 send_gdb "show language\n"
71 gdb_expect {
72 -re ".* source language is \"c\".*$gdb_prompt $" {
73 pass "set language to \"c\""
74 return 1
75 }
76 -re ".*$gdb_prompt $" {
77 fail "setting language to \"c\""
78 return 0
79 }
80 timeout {
81 fail "can't show language (timeout)"
82 return 0
83 }
84 }
85}
86
87# FIXME: Before calling this proc, we should probably verify that
88# we can call inferior functions and get a valid integral value
89# returned.
90# Note that it is OK to check for 0 or 1 as the returned values, because C
91# specifies that the numeric value of a relational or logical expression
92# (computed in the inferior) is 1 for true and 0 for false.
93
94proc do_function_calls {} {
95 global prototypes
96 global gcc_compiled
97 # We need to up this because this can be really slow on some boards.
98 set timeout 60;
99
100 gdb_test "p t_char_values(0,0)" " = 0"
101 gdb_test "p t_char_values('a','b')" " = 1"
102 gdb_test "p t_char_values(char_val1,char_val2)" " = 1"
103 gdb_test "p t_char_values('a',char_val2)" " = 1"
104 gdb_test "p t_char_values(char_val1,'b')" " = 1"
105
106 gdb_test "p t_short_values(0,0)" " = 0"
107 gdb_test "p t_short_values(10,-23)" " = 1"
108 gdb_test "p t_short_values(short_val1,short_val2)" " = 1"
109 gdb_test "p t_short_values(10,short_val2)" " = 1"
110 gdb_test "p t_short_values(short_val1,-23)" " = 1"
111
112 gdb_test "p t_int_values(0,0)" " = 0"
113 gdb_test "p t_int_values(87,-26)" " = 1"
114 gdb_test "p t_int_values(int_val1,int_val2)" " = 1"
115 gdb_test "p t_int_values(87,int_val2)" " = 1"
116 gdb_test "p t_int_values(int_val1,-26)" " = 1"
117
118 gdb_test "p t_long_values(0,0)" " = 0"
119 gdb_test "p t_long_values(789,-321)" " = 1"
120 gdb_test "p t_long_values(long_val1,long_val2)" " = 1"
121 gdb_test "p t_long_values(789,long_val2)" " = 1"
122 gdb_test "p t_long_values(long_val1,-321)" " = 1"
123
124 if ![target_info exists gdb,skip_float_tests] {
125 gdb_test "p t_float_values(0.0,0.0)" " = 0"
126
127 # These next four tests fail on the mn10300.
128 # The first value is passed in regs, the other in memory.
129 # Gcc emits different stabs for the two parameters; the first is
130 # claimed to be a float, the second a double.
131 # dbxout.c in gcc claims this is the desired behavior.
085dd6e6 132 setup_xfail "mn10300-*-*" "hppa*-*-*11*"
c906108c 133 gdb_test "p t_float_values(3.14159,-2.3765)" " = 1"
085dd6e6 134 setup_xfail "mn10300-*-*" "hppa*-*-*11*"
c906108c 135 gdb_test "p t_float_values(float_val1,float_val2)" " = 1"
085dd6e6 136 setup_xfail "mn10300-*-*" "hppa*-*-*11*"
c906108c 137 gdb_test "p t_float_values(3.14159,float_val2)" " = 1"
085dd6e6 138 setup_xfail "mn10300-*-*" "hppa*-*-*11*"
c906108c
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139 gdb_test "p t_float_values(float_val1,-2.3765)" " = 1"
140
141 # Test passing of arguments which might not be widened.
142 gdb_test "p t_float_values2(0.0,0.0)" " = 0"
143
144 # Although PR 5318 mentions SunOS specifically, this seems
145 # to be a generic problem on quite a few platforms.
146 if $prototypes then {
085dd6e6 147 setup_xfail "sparc-*-*" "mips*-*-*" 5318
c906108c
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148 if {!$gcc_compiled} then {
149 setup_xfail "alpha-dec-osf2*" "i*86-*-sysv4*" 5318
150 }
151 }
152 gdb_test "p t_float_values2(3.14159,float_val2)" " = 1"
153 gdb_test "p t_small_values(1,2,3,4,5,6,7,8,9,10)" " = 55"
154
155 gdb_test "p t_double_values(0.0,0.0)" " = 0"
156 gdb_test "p t_double_values(45.654,-67.66)" " = 1"
157 gdb_test "p t_double_values(double_val1,double_val2)" " = 1"
158 gdb_test "p t_double_values(45.654,double_val2)" " = 1"
159 gdb_test "p t_double_values(double_val1,-67.66)" " = 1"
160 }
161
162 gdb_test "p t_string_values(string_val2,string_val1)" " = 0"
163 gdb_test "p t_string_values(string_val1,string_val2)" " = 1"
164 gdb_test "p t_string_values(\"string 1\",\"string 2\")" " = 1"
165 gdb_test "p t_string_values(\"string 1\",string_val2)" " = 1"
166 gdb_test "p t_string_values(string_val1,\"string 2\")" " = 1"
167
168 gdb_test "p t_char_array_values(char_array_val2,char_array_val1)" " = 0"
169 gdb_test "p t_char_array_values(char_array_val1,char_array_val2)" " = 1"
170 gdb_test "p t_char_array_values(\"carray 1\",\"carray 2\")" " = 1"
171 gdb_test "p t_char_array_values(\"carray 1\",char_array_val2)" " = 1"
172 gdb_test "p t_char_array_values(char_array_val1,\"carray 2\")" " = 1"
173
174 gdb_test "p doubleit(4)" " = 8"
175 gdb_test "p add(4,5)" " = 9"
176 gdb_test "p t_func_values(func_val2,func_val1)" " = 0"
177 gdb_test "p t_func_values(func_val1,func_val2)" " = 1"
178
179 # On the rs6000, we need to pass the address of the trampoline routine,
180 # not the address of add itself. I don't know how to go from add to
181 # the address of the trampoline. Similar problems exist on the HPPA,
182 # and in fact can present an unsolvable problem as the stubs may not
183 # even exist in the user's program. We've slightly recoded t_func_values
184 # to avoid such problems in the common case. This may or may not help
185 # the RS6000.
186 setup_xfail "rs6000*-*-*"
187 setup_xfail "powerpc*-*-*"
188 if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then {
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189 send_gdb "p t_func_values(add,func_val2)\n"
190 gdb_expect {
191 -re "You cannot.*ignored.*" {pass "p t_func_values(add,func_val2)"}
192 -re "Program received signal SIGBUS, Bus error.*" {
193 if [istarget hppa*-*-hpux*] {
194 pass "p t_func_values(add,func_val2)"
195 } else {
196 fail "p t_func_values(add,func_val2)"
197 }
198 }
199 }
c906108c
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200 } else {
201 gdb_test "p t_func_values(add,func_val2)" " = 1"
202 }
203
204 setup_xfail "rs6000*-*-*"
205 setup_xfail "powerpc*-*-*"
206 if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then {
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207 send_gdb "p t_func_values(func_val1,doubleit)\n"
208 gdb_expect {
209 -re "You cannot.*ignored.*" {pass "p t_func_values(func_val1,doubleit)"}
210 -re "Program received signal SIGBUS, Bus error.*" {
211 if [istarget hppa*-*-hpux*] {
212 pass "p t_func_values(func_val1,doubleit)"
213 } else {
214 fail "p t_func_values(func_val1,doubleit)"
215 }
216 }
217 }
c906108c
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218 } else {
219 gdb_test "p t_func_values(func_val1,doubleit)" " = 1"
220 }
221
222 gdb_test "p t_call_add(func_val1,3,4)" " = 7"
223
224 setup_xfail "rs6000*-*-*"
225 setup_xfail "powerpc*-*-*"
226 if {!$gcc_compiled && [istarget hppa*-*-hpux*]} then {
085dd6e6
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227 send_gdb "p t_call_add(add,3,4)\n"
228 gdb_expect {
229 -re "You cannot.*ignored.*" {pass "p t_call_add(add,3,4)"}
230 -re "Program received signal SIGBUS, Bus error.*" {
231 if [istarget hppa*-*-hpux*] {
232 pass "p t_call_add(add,3,4)"
233 } else {
234 fail "p t_call_add(add,3,4)"
235 }
236 }
237 }
c906108c
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238 } else {
239 gdb_test "p t_call_add(add,3,4)" " = 7"
240 }
241
242 gdb_test "p t_enum_value1(enumval1)" " = 1"
243 gdb_test "p t_enum_value1(enum_val1)" " = 1"
244 gdb_test "p t_enum_value1(enum_val2)" " = 0"
245
246 gdb_test "p t_enum_value2(enumval2)" " = 1"
247 gdb_test "p t_enum_value2(enum_val2)" " = 1"
248 gdb_test "p t_enum_value2(enum_val1)" " = 0"
249
250 gdb_test "p sum_args(1,{2})" " = 2"
251 gdb_test "p sum_args(2,{2,3})" " = 5"
252 gdb_test "p sum_args(3,{2,3,4})" " = 9"
253 gdb_test "p sum_args(4,{2,3,4,5})" " = 14"
254
255 gdb_test "p sum10 (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" " = 55"
256
257 gdb_test "p cmp10 (0, 1, 2, 3, 4, 5, 6, 7, 8, 9)" " = 1"
258
259 gdb_test "p t_structs_c(struct_val1)" "= 120 'x'" \
260 "call inferior func with struct - returns char"
261 gdb_test "p t_structs_s(struct_val1)" "= 87" \
262 "call inferior func with struct - returns short"
263 gdb_test "p t_structs_i(struct_val1)" "= 76" \
264 "call inferior func with struct - returns int"
265 gdb_test "p t_structs_l(struct_val1)" "= 51" \
266 "call inferior func with struct - returns long"
267 setup_xfail "i*86-*-*"
268 gdb_test "p t_structs_f(struct_val1)" "= 2.12.*" \
269 "call inferior func with struct - returns float"
270 setup_xfail "i*86-*-*"
271 gdb_test "p t_structs_d(struct_val1)" "= 9.87.*" \
272 "call inferior func with struct - returns double"
273 gdb_test "p t_structs_a(struct_val1)" "= (.unsigned char .. )?\"foo\"" \
274 "call inferior func with struct - returns char *"
275}
276
277# Start with a fresh gdb.
278
279gdb_exit
280gdb_start
281gdb_reinitialize_dir $srcdir/$subdir
282gdb_load ${binfile}
283
284gdb_test "set print sevenbit-strings" ""
285gdb_test "set print address off" ""
286gdb_test "set width 0" ""
287
085dd6e6
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288if { $hp_aCC_compiler } {
289 # Do not set language explicitly to 'C'. This will cause aCC
290 # tests to fail because promotion rules are different. Just let
291 # the language be set to the default.
292
c906108c
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293 if { ![runto_main] } {
294 gdb_suppress_tests;
295 }
085dd6e6
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296
297 # However, turn off overload-resolution for aCC. Having it on causes
298 # a lot of failures.
299
300 gdb_test "set overload-resolution 0" ".*"
301} else {
302 if { ![set_lang_c] } {
303 gdb_suppress_tests;
304 } else {
305 if { ![runto_main] } {
306 gdb_suppress_tests;
307 }
308 }
c906108c
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309}
310
311gdb_test "next" ".*"
312do_function_calls
313
314return 0
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