gdb/testsuite/gdb.base/varargs.exp

   1 # Copyright 1997, 1998, 1999, 2000, 2007, 2008, 2009, 2010
   2 # Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  18
  19
  20 # this file tests command line calls with functions having variable
  21 # args list
  22 # corresponding source file: varargs.c
  23
  24 #print find_max1(5,1,2,3,4,5)
  25 #print find_max1(1,3)
  26 #call find_max1(10,1,2,3,4,5,6,7,8,29,0)
  27 #print find_max2(3,1,2,3)
  28 #print find_max_double(5,1.0,17.0,2.0,3.0,4.0)
  29 #quit
  30
  31
  32 if $tracelevel then {
  33         strace $tracelevel
  34 }
  35
  36
  37 set prototypes 0
  38 set testfile "varargs"
  39 set srcfile ${testfile}.c
  40 set binfile ${objdir}/${subdir}/${testfile}
  41
  42 if [get_compiler_info ${binfile}] {
  43     return -1
  44 }
  45
  46 set additional_flags {debug}
  47
  48 if {$hp_cc_compiler} {
  49     lappend additional_flags "additional_flags=-Ae"
  50 }
  51
  52 # build the first test case
  53 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
  54            executable ${additional_flags}] != "" } {
  55      untested varargs.exp
  56      return -1
  57 }
  58
  59 # Start with a fresh gdb.
  60
  61 gdb_exit
  62 gdb_start
  63 gdb_reinitialize_dir $srcdir/$subdir
  64 gdb_load ${binfile}
  65 gdb_test_no_output "set print sevenbit-strings"
  66 gdb_test_no_output "set print address off"
  67 gdb_test_no_output "set width 0"
  68
  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 gdb_test "print find_max1(5,1,2,3,4,5)" \
  94     "find_max\\(5, 1, 2, 3, 4, 5\\) returns 5\[ \r\n\]+.\[0-9\]+ = 5" \
  95     "print find_max1(5,1,2,3,4,5)"
  96
  97 gdb_test "print find_max1(1,3)" \
  98     ".*find_max\\(1, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3" \
  99     "print find_max1(1,3)"
 100
 101 gdb_test "print find_max1(10,1,2,3,4,5,6,7,8,29,0)" \
 102     ".*find_max\\(10, 1, 2, 3, 4, 5, 6, 7, 8, 29, 0\\) returns 29\[ \r\n\]+.\[0-9\]+ = 29" \
 103     "print find_max1(10,1,2,3,4,5,6,7,8,29,0)"
 104
 105 gdb_test "print find_max2(3,1,2,3)" \
 106     ".*find_max\\(3, 1, 2, 3\\) returns 3\[ \r\n\]+.\[0-9\]+ = 3" \
 107     "print find_max2(3,1,2,3)"
 108
 109 if {![target_info exists gdb,skip_float_tests]} {
 110     gdb_test "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)" \
 111         ".*find_max\\(.*\\) returns 17\\.000000\[ \r\n\]+.\[0-9\]+ = 17" \
 112         "print find_max_double(5,1.0,17.0,2.0,3.0,4.0)"
 113 }
 114