Subversion Repositories openrisc_2011-10-31

# Copyright 1992, 1994, 1995, 1996, 1997, 1999, 2002, 2007, 2008, 2009, 2010

# Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see .

# This file was written by Fred Fish. (fnf@cygnus.com)

if $tracelevel then {

        strace $tracelevel

}

if { [skip_cplus_tests] } { continue }

set testfile "misc"

set srcfile ${testfile}.cc

set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {

     untested misc.exp

     return -1

}

#

# Deduce language of main()

#

proc deduce_language_of_main {} {

    global gdb_prompt

    # See what language gdb thinks main() is, prior to reading full symbols.

    # I think this fails for COFF targets.

    send_gdb "show language\n"

    gdb_expect {

        -re ".* source language is \"auto; currently c\[+\]+\".*$gdb_prompt $" {

            pass "deduced language is C++, before full symbols"

        }

        -re ".*$gdb_prompt $" {

            fail "source language not correct for C++ (psymtabs only)"

            return

        }

        timeout {

            fail "can't show language (timeout)"

            return

        }

    }

    runto_main

    # See if our idea of the language has changed.

    send_gdb "show language\n"

    gdb_expect {

        -re ".* source language is \"auto; currently c\[+\]+\".*$gdb_prompt $" {

            pass "deduced language is C++, after full symbols"

        }

        -re ".*$gdb_prompt $" {

            fail "source language not correct for C++ (full symbols)"

            return

        }

        timeout {

            fail "can't show language (timeout)"

            return

        }

    }

}

proc test_expr { args } {

    if { [llength $args] % 2 } {

        warning "an even # of arguments should be passed to test_expr"

    }

    set last_ent [expr [llength $args] - 1];

    set testname [lindex $args $last_ent];

    if [gdb_test [lindex $args 0] "" "$testname (setup)"] {

        gdb_suppress_tests;

    }

    for {set x 1} {$x < $last_ent} {set x [expr $x + 2]} {

        if [gdb_test [lindex $args $x] [lindex $args [expr $x + 1]] "$testname ([lindex $args $x])"] {

            gdb_suppress_tests;

        }

    }

    gdb_stop_suppressing_tests;

}

proc do_tests {} {

    global prms_id

    global bug_id

    global subdir

    global objdir

    global srcdir

    global binfile

    global gdb_prompt

    set prms_id 0

    set bug_id 0

    # Start with a fresh gdb.

    gdb_exit

    gdb_start

    gdb_reinitialize_dir $srcdir/$subdir

    gdb_load $binfile

    deduce_language_of_main

    # Check for fixes for PRs 8916 and 8630

    gdb_test "print s.a" ".* = 0" "print s.a for foo struct (known gcc 2.7.2 and earlier bug)"

}

do_tests

test_expr "set language c++" \

    "print 1 == 1" "print.*\\$\[0-9\]* = true" \

    "print 1 == 2" "print.*\\$\[0-9\]* = false" \

    "print as bool"

# Test bool type printing, etc.

# Note: Language is already set to C++ above!

gdb_test "print v_bool" "\\$\[0-9\]* = false" "print a bool var"

# set a bool variable

test_expr "set variable v_bool = true" \

    "print v_bool" "\\$\[0-9\]* = true" \

    "set a bool var"

# next print an array of bool

gdb_test "print v_bool_array" "\\$\[0-9\]* = \\{false, false\\}" "print a bool array"

# set elements of a bool array

test_expr "set variable v_bool_array\[1\] = true" \

    "print v_bool_array" "\\$\[0-9\]* = \\{false, true\\}" \

    "set a bool array elem"

# bool constants

gdb_test "print true" "\\$\[0-9\]* = true" "print true"

gdb_test "print false" "\\$\[0-9\]* = false" "print false"

# arithmetic conversions

gdb_test "print 1 + true" "\\$\[0-9\]* = 2" "1 + true"

gdb_test "print 3 + false" "\\$\[0-9\]* = 3" "3 + false"

gdb_test "print 1 < 2 < 3" "\\$\[0-9\]* = true" "1 < 2 < 3"

gdb_test "print 2 < 1 > 4" "\\$\[0-9\]* = false" "2 < 1 > 4"

gdb_test "print (bool)43" "\\$\[0-9\]* = true" "(bool)43"

gdb_test "print (bool)0" "\\$\[0-9\]* = false" "(bool)0"

gdb_test "print (bool)17.93" "\\$\[0-9\]* = true" "(bool)17.93"

gdb_test "print (bool)0.0" "\\$\[0-9\]* = false" "(bool)0.0"

gdb_test "print (int)true" "\\$\[0-9\]* = 1" "(int)true"

gdb_test "print (int)false" "\\$\[0-9\]* = 0" "(int)false"