gdb/testsuite/gdb.base/varargs.exp

   1 # Copyright 1997, 1998, 1999, 2000, 2007 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 # Please email any bugs, comments, and/or additions to this file to:
  17 # bug-gdb@prep.ai.mit.edu
  18
  19 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  20
  21
  22 # this file tests command line calls with functions having variable
  23 # args list
  24 # corresponding source file: varargs.c
  25
  26 #print find_max1(5,1,2,3,4,5)
  27 #print find_max1(1,3)
  28 #call find_max1(10,1,2,3,4,5,6,7,8,29,0)
  29 #print find_max2(3,1,2,3)
  30 #print find_max_double(5,1.0,17.0,2.0,3.0,4.0)
  31 #quit
  32
  33
  34 if $tracelevel then {
  35         strace $tracelevel
  36 }
  37
  38 set prms_id 0
  39 set bug_id 0
  40
  41 set prototypes 0
  42 set testfile "varargs"
  43 set srcfile ${testfile}.c
  44 set binfile ${objdir}/${subdir}/${testfile}
  45
  46 if [get_compiler_info ${binfile}] {
  47     return -1
  48 }
  49
  50 if {$hp_cc_compiler} {
  51     set additional_flags "additional_flags=-Ae"
  52 } else {
  53     set additional_flags ""
  54 }
  55
  56 # build the first test case
  57 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug ${additional_flags}}] != "" } {
  58      untested varargs.exp
  59      return -1
  60 }
  61
  62 # Start with a fresh gdb.
  63
  64 gdb_exit
  65 gdb_start
  66 gdb_reinitialize_dir $srcdir/$subdir
  67 gdb_load ${binfile}
  68 send_gdb "set print sevenbit-strings\n" ; gdb_expect -re "$gdb_prompt $"
  69 send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
  70 send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
  71
  72 if [gdb_skip_stdio_test "varargs.exp"] {
  73     # Nothing in this module is testable without printf.
  74     return;
  75 }
  76
  77 if ![runto_main] then {
  78     perror "couldn't run to breakpoint"
  79     continue
  80 }
  81
  82 if { $hp_aCC_compiler } {
  83     # When compiled w/ aCC we need to disable overload resolution
  84     # for command line calls.
  85     # We need it for vararg calls since the aCC compiler gives us no
  86     # information about the undeclared arguments, or even that there
  87     # _are_ undeclared arguments. As far as gdb is concerned it only
  88     # knows about the declared arguments. So we need to force the call
  89     # even though the overload resolution mechanism says that the types
  90     # don't match.
  91     # - guo
  92     gdb_test "set overload-resolution 0" ""
  93 }
  94
  95 send_gdb "print find_max1(5,1,2,3,4,5)\n"
  96 gdb_expect {
  97     -re ".*find_max\\(5, 1, 2, 3, 4, 5\\) returns 5\[ \r\n\]+.\[0-9\]+ = 5.*$gdb_prompt $" {
  98         pass "print find_max1(5,1,2,3,4,5)"
  99       }
 100     -re ".*$gdb_prompt $" { fail "print find_max1(5,1,2,3,4,5)" }
 101     timeout           { fail "(timeout) print find_max1(5,1,2,3,4,5)" }
 102   }
 103
 104
 105
 106
 107 send_gdb "print find_max1(1,3)\n"
 108 gdb_expect {
 109     -re ".*find_max\\(1, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3.*$gdb_prompt $" {
 110         pass "print find_max1(1,3)"
 111       }
 112     -re ".*$gdb_prompt $" { fail "print find_max1(1,3)" }
 113     timeout           { fail "(timeout) print find_max1(1,3)" }
 114   }
 115
 116
 117 send_gdb "print find_max1(10,1,2,3,4,5,6,7,8,29,0)\n"
 118 gdb_expect {
 119     -re ".*find_max\\(10, 1, 2, 3, 4, 5, 6, 7, 8, 29, 0\\) returns 29\[ \r\n\]+.\[0-9\]+ = 29.*$gdb_prompt $" {
 120         pass "print find_max1(10,1,2,3,4,5,6,7,8,29,0)"
 121       }
 122     -re ".*$gdb_prompt $" { fail "print find_max1(10,1,2,3,4,5,6,7,8,29,0)" }
 123     timeout           { fail "(timeout) print find_max1(10,1,2,3,4,5,6,7,8,29,0)" }
 124   }
 125
 126
 127
 128 send_gdb "print find_max2(3,1,2,3)\n"
 129 gdb_expect {
 130     -re ".*find_max\\(3, 1, 2, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3.*$gdb_prompt $" {
 131         pass "print find_max2(3,1,2,3)"
 132       }
 133     -re ".*$gdb_prompt $" { fail "print find_max2(3,1,2,3)" }
 134     timeout           { fail "(timeout) print find_max2(3,1,2,3)" }
 135   }
 136
 137
 138 if {![target_info exists gdb,skip_float_tests]} {
 139   send_gdb "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)\n"
 140   gdb_expect {
 141     -re ".*find_max\\(.*\\) returns 17\\.000000\[ \r\n\]+.\[0-9\]+ = 17.*$gdb_prompt $" {
 142       pass "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)"
 143     }
 144     -re ".*$gdb_prompt $" { fail "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)" }
 145     timeout           { fail "(timeout) print find_max_double(5,1.0,17.0,2.0,3.0,4.0)" }
 146   }
 147 }
 148