gdb/testsuite/gdb.base/varargs.exp

   1 # Copyright 1997, 1998, 1999, 2000, 2007, 2008 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 if $tracelevel then {
  32         strace $tracelevel
  33 }
  34
  35 set prms_id 0
  36 set bug_id 0
  37
  38 set prototypes 0
  39 set testfile "varargs"
  40 set srcfile ${testfile}.c
  41 set binfile ${objdir}/${subdir}/${testfile}
  42
  43 if [get_compiler_info ${binfile}] {
  44     return -1
  45 }
  46
  47 set additional_flags {debug}
  48
  49 if {$hp_cc_compiler} {
  50     lappend additional_flags "additional_flags=-Ae"
  51 }
  52
  53 # build the first test case
  54 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
  55            executable ${additional_flags}] != "" } {
  56      untested varargs.exp
  57      return -1
  58 }
  59
  60 # Start with a fresh gdb.
  61
  62 gdb_exit
  63 gdb_start
  64 gdb_reinitialize_dir $srcdir/$subdir
  65 gdb_load ${binfile}
  66 send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
  67 send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
  68 send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
  69
  70 if [gdb_skip_stdio_test "varargs.exp"] {
  71     # Nothing in this module is testable without printf.
  72     return;
  73 }
  74
  75 if ![runto_main] then {
  76     perror "couldn't run to breakpoint"
  77     continue
  78 }
  79
  80 if { $hp_aCC_compiler } {
  81     # When compiled w/ aCC we need to disable overload resolution
  82     # for command line calls.
  83     # We need it for vararg calls since the aCC compiler gives us no
  84     # information about the undeclared arguments, or even that there
  85     # _are_ undeclared arguments. As far as gdb is concerned it only
  86     # knows about the declared arguments. So we need to force the call
  87     # even though the overload resolution mechanism says that the types
  88     # don't match.
  89     # - guo
  90     gdb_test "set overload-resolution 0" ""
  91 }
  92
  93 send_gdb "print find_max1(5,1,2,3,4,5)\n"
  94 gdb_expect {
  95     -re ".*find_max\\(5, 1, 2, 3, 4, 5\\) returns 5\[ \r\n\]+.\[0-9\]+ = 5.*$gdb_prompt $" {
  96         pass "print find_max1(5,1,2,3,4,5)"
  97       }
  98     -re ".*$gdb_prompt $" { fail "print find_max1(5,1,2,3,4,5)" }
  99     timeout           { fail "(timeout) print find_max1(5,1,2,3,4,5)" }
 100   }
 101
 102
 103
 104
 105 send_gdb "print find_max1(1,3)\n"
 106 gdb_expect {
 107     -re ".*find_max\\(1, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3.*$gdb_prompt $" {
 108         pass "print find_max1(1,3)"
 109       }
 110     -re ".*$gdb_prompt $" { fail "print find_max1(1,3)" }
 111     timeout           { fail "(timeout) print find_max1(1,3)" }
 112   }
 113
 114
 115 send_gdb "print find_max1(10,1,2,3,4,5,6,7,8,29,0)\n"
 116 gdb_expect {
 117     -re ".*find_max\\(10, 1, 2, 3, 4, 5, 6, 7, 8, 29, 0\\) returns 29\[ \r\n\]+.\[0-9\]+ = 29.*$gdb_prompt $" {
 118         pass "print find_max1(10,1,2,3,4,5,6,7,8,29,0)"
 119       }
 120     -re ".*$gdb_prompt $" { fail "print find_max1(10,1,2,3,4,5,6,7,8,29,0)" }
 121     timeout           { fail "(timeout) print find_max1(10,1,2,3,4,5,6,7,8,29,0)" }
 122   }
 123
 124
 125
 126 send_gdb "print find_max2(3,1,2,3)\n"
 127 gdb_expect {
 128     -re ".*find_max\\(3, 1, 2, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3.*$gdb_prompt $" {
 129         pass "print find_max2(3,1,2,3)"
 130       }
 131     -re ".*$gdb_prompt $" { fail "print find_max2(3,1,2,3)" }
 132     timeout           { fail "(timeout) print find_max2(3,1,2,3)" }
 133   }
 134
 135
 136 if {![target_info exists gdb,skip_float_tests]} {
 137   send_gdb "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)\n"
 138   gdb_expect {
 139     -re ".*find_max\\(.*\\) returns 17\\.000000\[ \r\n\]+.\[0-9\]+ = 17.*$gdb_prompt $" {
 140       pass "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)"
 141     }
 142     -re ".*$gdb_prompt $" { fail "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)" }
 143     timeout           { fail "(timeout) print find_max_double(5,1.0,17.0,2.0,3.0,4.0)" }
 144   }
 145 }
 146