varargs.exp revision 1.3 
1# Copyright 1997-2015 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
19# this file tests command line calls with functions having variable
20# args list
21# corresponding source file: varargs.c
22
23#print find_max1(5,1,2,3,4,5)
24#print find_max1(1,3)
25#call find_max1(10,1,2,3,4,5,6,7,8,29,0)
26#print find_max2(3,1,2,3)
27#print find_max_double(5,1.0,17.0,2.0,3.0,4.0)
28#quit
29
30
31
32set prototypes 0
33
34standard_testfile .c
35
36if [get_compiler_info] {
37    return -1
38}
39
40set additional_flags {debug}
41if [support_complex_tests] {
42    lappend additional_flags "additional_flags=-DTEST_COMPLEX"
43}
44
45if {$hp_cc_compiler} {
46    lappend additional_flags "additional_flags=-Ae"
47}
48
49# build the first test case
50if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
51	   executable ${additional_flags}] != "" } {
52     untested varargs.exp
53     return -1
54}
55
56# Start with a fresh gdb.
57
58clean_restart ${binfile}
59gdb_test_no_output "set print sevenbit-strings"
60gdb_test_no_output "set print address off"
61gdb_test_no_output "set width 0"
62
63
64if [gdb_skip_stdio_test "varargs.exp"] {
65    # Nothing in this module is testable without printf.
66    return
67}
68
69if ![runto_main] then {
70    perror "couldn't run to breakpoint"
71    continue
72}
73
74if { $hp_aCC_compiler } {
75    # When compiled w/ aCC we need to disable overload resolution
76    # for command line calls.
77    # We need it for vararg calls since the aCC compiler gives us no
78    # information about the undeclared arguments, or even that there
79    # _are_ undeclared arguments. As far as gdb is concerned it only
80    # knows about the declared arguments. So we need to force the call
81    # even though the overload resolution mechanism says that the types
82    # don't match.
83    # - guo
84    gdb_test_no_output "set overload-resolution 0"
85}
86
87gdb_test "print find_max1(5,1,2,3,4,5)" \
88    "find_max\\(5, 1, 2, 3, 4, 5\\) returns 5\[ \r\n\]+.\[0-9\]+ = 5" \
89    "print find_max1(5,1,2,3,4,5)"
90
91gdb_test "print find_max1(1,3)" \
92    ".*find_max\\(1, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3" \
93    "print find_max1(1,3)"
94
95gdb_test "print find_max1(10,1,2,3,4,5,6,7,8,29,0)" \
96    ".*find_max\\(10, 1, 2, 3, 4, 5, 6, 7, 8, 29, 0\\) returns 29\[ \r\n\]+.\[0-9\]+ = 29" \
97    "print find_max1(10,1,2,3,4,5,6,7,8,29,0)"
98
99gdb_test "print find_max2(3,1,2,3)" \
100    ".*find_max\\(3, 1, 2, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3" \
101    "print find_max2(3,1,2,3)"
102
103if {![target_info exists gdb,skip_float_tests]} {
104    gdb_test "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)" \
105	".*find_max\\(.*\\) returns 17\\.000000\[ \r\n\]+.\[0-9\]+ = 17" \
106	"print find_max_double(5,1.0,17.0,2.0,3.0,4.0)"
107}
108
109
110# Test _Complex type here if supported.
111if [support_complex_tests] {
112    global gdb_prompt
113
114    set test "print find_max_float_real(4, fc1, fc2, fc3, fc4)"
115    gdb_test $test ".*= 4 \\+ 4 \\* I" $test
116
117    set test "print find_max_double_real(4, dc1, dc2, dc3, dc4)"
118    gdb_test $test ".*= 4 \\+ 4 \\* I" $test
119
120    set test "print find_max_long_double_real(4, ldc1, ldc2, ldc3, ldc4)"
121    gdb_test $test ".*= 4 \\+ 4 \\* I" $test
122
123}
124