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# Copyright 1988-2014 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 <http://www.gnu.org/licenses/>.
# This file was written by Rob Savoye. (rob@cygnus.com)
#
# test running programs
#
standard_testfile .c
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
untested exprs.exp
return -1
}
if [get_compiler_info] {
return -1
}
clean_restart ${binfile}
#
# set it up at a breakpoint so we can play with the variable values
#
if ![runto_main] then {
perror "couldn't run to breakpoint"
continue
}
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 $x])"] {
gdb_suppress_tests
}
}
gdb_stop_suppressing_tests
}
#
# test expressions with "char" types
#
test_expr "set variable v_char=127" "print v_char == 0" "\\$\[0-9\]* = $false" "print v_char == 127" "\\$\[0-9\]* = $true" "print char =="
test_expr "set variable v_char=127" "print v_char != 0" "\\$\[0-9\]* = $true" "print v_char != 127" "\\$\[0-9\]* = $false" "print char !="
test_expr "set variable v_char=127" "print v_char < 0" "\\$\[0-9\]* = $false" "print v_char < 127" "\\$\[0-9\]* = $false" "print char <"
test_expr "set variable v_char=127" "print v_char > 0" "\\$\[0-9\]* = $true" "print v_char > 127" "\\$\[0-9\]* = $false" "print char >"
#
# test expressions with "signed char" types
#
test_expr "set variable v_signed_char=127" "print v_signed_char == 0" "\\$\[0-9\]* = $false" "print v_signed_char == 127" "\\$\[0-9\]* = $true" "print signed char =="
test_expr "set variable v_signed_char=127" "print v_signed_char != 0" "\\$\[0-9\]* = $true" "print v_signed_char != 127" "\\$\[0-9\]* = $false" "print signed char !="
test_expr "set variable v_signed_char=127" "print v_signed_char < 0" "\\$\[0-9\]* = $false" "print v_signed_char < 127" "\\$\[0-9\]* = $false" "print signed char <"
test_expr "set variable v_signed_char=127" "print v_signed_char > 0" "\\$\[0-9\]* = $true" "print v_signed_char > 127" "\\$\[0-9\]* = $false" "print signed char >"
# make char a minus
test_expr "set variable v_signed_char=-1" "print v_signed_char == 0" "\\$\[0-9\]* = $false" "print v_signed_char == -1" "\\$\[0-9\]* = $true" "print signed char == (minus)"
test_expr "set variable v_signed_char=-1" "print v_signed_char != 0" "\\$\[0-9\]* = $true" "print v_signed_char != -1" "\\$\[0-9\]* = $false" "print signed char != (minus)"
test_expr "set variable v_signed_char=-1" "print v_signed_char < 0" "\\$\[0-9\]* = $true" "print v_signed_char < 127" "\\$\[0-9\]* = $true" "print signed char < (minus)"
test_expr "set variable v_signed_char=-1" "print v_signed_char > 0" "\\$\[0-9\]* = $false" "print v_signed_char > 127" "\\$\[0-9\]* = $false" "print signed char > (minus)"
#
# test expressions with "unsigned char" types
#
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false" "print v_unsigned_char == 127" "\\$\[0-9\]* = $true" "print unsigned char =="
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true" "print v_unsigned_char != 127" "\\$\[0-9\]* = $false" "print unsigned char !="
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false" "print v_unsigned_char < 127" "\\$\[0-9\]* = $false" "print unsigned char <"
test_expr "set variable v_unsigned_char=127" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true" "print v_unsigned_char > 127" "\\$\[0-9\]* = $false" "print unsigned char >"
# make char a minus
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false" "print v_unsigned_char == ~0" "\\$\[0-9\]* = $false" "print v_unsigned_char == (unsigned char)~0" "\\$\[0-9\]* = $true" "print unsigned char == (~0)"
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true" "print v_unsigned_char != (unsigned char)~0" "\\$\[0-9\]* = $false" "print v_unsigned_char != ~0" "\\$\[0-9\]* = $true" "print unsigned char != (~0)"
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false" "print v_unsigned_char < 127" "\\$\[0-9\]* = $false" "print unsigned char < (~0)"
test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true" "print v_unsigned_char > 127" "\\$\[0-9\]* = $true" "print unsigned char > (~0)"
#
# test expressions with "short" types
#
test_expr "set variable v_short=0x7FFF" "print v_short == 0" "\\$\[0-9\]* = $false" "print v_short == 0x7FFF" "\\$\[0-9\]* = $true" "print signed short =="
test_expr "set variable v_short=0x7FFF" "print v_short != 0" "\\$\[0-9\]* = $true" "print v_short != 0x7FFF" "\\$\[0-9\]* = $false" "print signed short !="
test_expr "set variable v_short=0x7FFF" "print v_short < 0" "\\$\[0-9\]* = $false" "print v_short < 0x7FFF" "\\$\[0-9\]* = $false" "print signed short <"
test_expr "set variable v_short=0x7FFF" "print v_short > 0" "\\$\[0-9\]* = $true" "print v_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed short >"
# make short a minus
test_expr "set variable v_short=-1" "print v_short == 0" "\\$\[0-9\]* = $false" "print v_short == -1" "\\$\[0-9\]* = $true" "print signed short == (minus)"
test_expr "set variable v_short=-1" "print v_short != 0" "\\$\[0-9\]* = $true" "print v_short != -1" "\\$\[0-9\]* = $false" "print signed short != (minus)"
test_expr "set variable v_short=-1" "print v_short < 0" "\\$\[0-9\]* = $true" "print v_short < 0x7FFF" "\\$\[0-9\]* = $true" "print signed short < (minus)"
test_expr "set variable v_short=-1" "print v_short > 0" "\\$\[0-9\]* = $false" "print v_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed short > (minus)"
#
# test expressions with "signed short" types
#
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short == 0" "\\$\[0-9\]* = $false" "print v_signed_short == 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed short =="
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short != 0" "\\$\[0-9\]* = $true" "print v_signed_short != 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short !="
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short < 0" "\\$\[0-9\]* = $false" "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short <"
test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short > 0" "\\$\[0-9\]* = $true" "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short >"
# make short a minus
test_expr "set variable v_signed_short=-1" "print v_signed_short == 0" "\\$\[0-9\]* = $false" "print v_signed_short == -1" "\\$\[0-9\]* = $true" "print signed signed short == (minus)"
test_expr "set variable v_signed_short=-1" "print v_signed_short != 0" "\\$\[0-9\]* = $true" "print v_signed_short != -1" "\\$\[0-9\]* = $false" "print signed signed short != (minus)"
test_expr "set variable v_signed_short=-1" "print v_signed_short < 0" "\\$\[0-9\]* = $true" "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed short < (minus)"
test_expr "set variable v_signed_short=-1" "print v_signed_short > 0" "\\$\[0-9\]* = $false" "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short > (minus)"
#
# test expressions with "unsigned short" types
#
test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false" "print v_unsigned_short == 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned short =="
test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true" "print v_unsigned_short != 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short !="
test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false" "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short <"
test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true" "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short >"
# make short a minus
test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false" "print sizeof (v_unsigned_short) < sizeof (~0) && v_unsigned_short == ~0" "\\$\[0-9\]* = $false" "print v_unsigned_short == (unsigned short)~0" "\\$\[0-9\]* = $true" "print unsigned short == (~0)"
test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true" "print v_unsigned_short != (unsigned short)~0" "\\$\[0-9\]* = $false" "print unsigned short != (~0)"
test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false" "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short < (~0)"
test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true" "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned short > (~0)"
#
# test expressions with "int" types
#
test_expr "set variable v_int=0x7FFF" "print v_int == 0" "\\$\[0-9\]* = $false" "print v_int == 0x7FFF" "\\$\[0-9\]* = $true" "print signed int =="
test_expr "set variable v_int=0x7FFF" "print v_int != 0" "\\$\[0-9\]* = $true" "print v_int != 0x7FFF" "\\$\[0-9\]* = $false" "print signed int !="
test_expr "set variable v_int=0x7FFF" "print v_int < 0" "\\$\[0-9\]* = $false" "print v_int < 0x7FFF" "\\$\[0-9\]* = $false" "print signed int <"
test_expr "set variable v_int=0x7FFF" "print v_int > 0" "\\$\[0-9\]* = $true" "print v_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed int >"
# make int a minus
test_expr "set variable v_int=-1" "print v_int == 0" "\\$\[0-9\]* = $false" "print v_int == -1" "\\$\[0-9\]* = $true" "print signed int == (minus)"
test_expr "set variable v_int=-1" "print v_int != 0" "\\$\[0-9\]* = $true" "print v_int != -1" "\\$\[0-9\]* = $false" "print signed int != (minus)"
test_expr "set variable v_int=-1" "print v_int < 0" "\\$\[0-9\]* = $true" "print v_int < 0x7FFF" "\\$\[0-9\]* = $true" "print signed int < (minus)"
test_expr "set variable v_int=-1" "print v_int > 0" "\\$\[0-9\]* = $false" "print v_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed int > (minus)"
#
# test expressions with "signed int" types
#
test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int == 0" "\\$\[0-9\]* = $false" "print v_signed_int == 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed int =="
test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int != 0" "\\$\[0-9\]* = $true" "print v_signed_int != 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int !="
test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int < 0" "\\$\[0-9\]* = $false" "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int <"
test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int > 0" "\\$\[0-9\]* = $true" "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int >"
# make int a minus
test_expr "set variable v_signed_int=-1" "print v_signed_int == 0" "\\$\[0-9\]* = $false" "print v_signed_int == -1" "\\$\[0-9\]* = $true" "print signed signed int == (minus)"
test_expr "set variable v_signed_int=-1" "print v_signed_int != 0" "\\$\[0-9\]* = $true" "print v_signed_int != -1" "\\$\[0-9\]* = $false" "print signed signed int != (minus)"
test_expr "set variable v_signed_int=-1" "print v_signed_int < 0" "\\$\[0-9\]* = $true" "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed int < (minus)"
test_expr "set variable v_signed_int=-1" "print v_signed_int > 0" "\\$\[0-9\]* = $false" "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int > (minus)"
#
# test expressions with "unsigned int" types
#
test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false" "print v_unsigned_int == 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned int =="
test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true" "print v_unsigned_int != 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int !="
test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false" "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int <"
test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true" "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int >"
# make int a minus
test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false" "print v_unsigned_int == ~0" "\\$\[0-9\]* = $true" "print v_unsigned_int == (unsigned int)~0" "\\$\[0-9\]* = $true" "print unsigned int == (~0)"
test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true" "print v_unsigned_int != (unsigned int)~0" "\\$\[0-9\]* = $false" "print unsigned int != (~0)"
test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false" "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int < (~0)"
test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true" "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned int > (~0)"
#
# test expressions with "long" types
#
test_expr "set variable v_long=0x7FFF" "print v_long == 0" "\\$\[0-9\]* = $false" "print v_long == 0x7FFF" "\\$\[0-9\]* = $true" "print signed long =="
test_expr "set variable v_long=0x7FFF" "print v_long != 0" "\\$\[0-9\]* = $true" "print v_long != 0x7FFF" "\\$\[0-9\]* = $false" "print signed long !="
test_expr "set variable v_long=0x7FFF" "print v_long < 0" "\\$\[0-9\]* = $false" "print v_long < 0x7FFF" "\\$\[0-9\]* = $false" "print signed long <"
test_expr "set variable v_long=0x7FFF" "print v_long > 0" "\\$\[0-9\]* = $true" "print v_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed long >"
# make long a minus
test_expr "set variable v_long=-1" "print v_long == 0" "\\$\[0-9\]* = $false" "print v_long == -1" "\\$\[0-9\]* = $true" "print signed long == (minus)"
test_expr "set variable v_long=-1" "print v_long != 0" "\\$\[0-9\]* = $true" "print v_long != -1" "\\$\[0-9\]* = $false" "print signed long != (minus)"
test_expr "set variable v_long=-1" "print v_long < 0" "\\$\[0-9\]* = $true" "print v_long < 0x7FFF" "\\$\[0-9\]* = $true" "print signed long < (minus)"
test_expr "set variable v_long=-1" "print v_long > 0" "\\$\[0-9\]* = $false" "print v_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed long > (minus)"
#
# test expressions with "signed long" types
#
test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long == 0" "\\$\[0-9\]* = $false" "print v_signed_long == 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed long =="
test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long != 0" "\\$\[0-9\]* = $true" "print v_signed_long != 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long !="
test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long < 0" "\\$\[0-9\]* = $false" "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long <"
test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long > 0" "\\$\[0-9\]* = $true" "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long >"
# make long a minus
test_expr "set variable v_signed_long=-1" "print v_signed_long == 0" "\\$\[0-9\]* = $false" "print v_signed_long == -1" "\\$\[0-9\]* = $true" "print signed signed long == (minus)"
test_expr "set variable v_signed_long=-1" "print v_signed_long != 0" "\\$\[0-9\]* = $true" "print v_signed_long != -1" "\\$\[0-9\]* = $false" "print signed signed long != (minus)"
test_expr "set variable v_signed_long=-1" "print v_signed_long < 0" "\\$\[0-9\]* = $true" "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed long < (minus)"
test_expr "set variable v_signed_long=-1" "print v_signed_long > 0" "\\$\[0-9\]* = $false" "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long > (minus)"
#
# test expressions with "unsigned long" types
#
test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false" "print v_unsigned_long == 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned long =="
test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true" "print v_unsigned_long != 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long !="
test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false" "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long <"
test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true" "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long >"
# make long a minus
test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false" "print v_unsigned_long == ~0" "\\$\[0-9\]* = $true" "print v_unsigned_long == (unsigned long)~0" "\\$\[0-9\]* = $true" "print unsigned long == (~0)"
test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true" "print v_unsigned_long != (unsigned long)~0" "\\$\[0-9\]* = $false" "print unsigned long != (~0)"
test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false" "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long < (~0)"
test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true" "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned long > (~0)"
#
# Test expressions with casts to a pointer.
# NB: Some architectures convert a ``NULL'' pointer into
# something else. Don't simply test for 0.
#
test_expr "set variable v_signed_char = 0" "print (void*)v_signed_char" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_char"
test_expr "set variable v_signed_short = 0" "print (void*)v_signed_short" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_short"
test_expr "set variable v_signed_int = 0" "print (void*)v_signed_int" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_int"
test_expr "set variable v_signed_long = 0" "print (void*)v_signed_long" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_signed_long"
test_expr "set variable v_unsigned_char = 0" "print (void*)v_unsigned_char" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_char"
test_expr "set variable v_unsigned_short = 0" "print (void*)v_unsigned_short" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_short"
test_expr "set variable v_unsigned_int = 0" "print (void*)v_unsigned_int" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_int"
test_expr "set variable v_unsigned_long = 0" "print (void*)v_unsigned_long" "\\$\[0-9\]* = .void \\*. $hex" "print (void*)v_unsigned_long"
#
# Test expressions with pointers out of range
#
# NB: For some architectures, all of sizeof(long),
# sizeof(long long) and sizeof(void*) are
# the same size so this test can not work.
#
gdb_test_multiple "print sizeof (long long) > sizeof (long)" \
"sizeof long long > sizeof long" {
-re "\\$\[0-9\]* = $true.*$gdb_prompt" {
set ok 1
pass "sizeof (long long) > sizeof (long) (true)"
}
-re "\\$\[0-9\]* = $false.*$gdb_prompt" {
set ok 0
pass "sizeof (long long) > sizeof (long) (false)"
}
}
if [expr ! $ok] { setup_xfail "*-*-*" }
gdb_test "print (void*) ((long long) (unsigned long) -1 + 1)" \
"warning: value truncated.*" "truncate (void*) 0x00000000ffffffff + 1"
if [expr ! $ok] { setup_xfail "*-*-*" }
gdb_test "print (void*) (~((long long)(unsigned long) -1) - 1)" \
"warning: value truncated.*" "truncate (void*) 0xffffffff00000000 - 1"
# String concatentation.
test_expr "print \"x\" \"y\"" "\\$\[0-9\]* = \"xy\""
test_expr "print \"x\" \"y\" \"z\"" "\\$\[0-9\]* = \"xyz\""
# Enum formatting tests.
test_expr "print red" "\\$\[0-9\]* = red"
gdb_test "set output-radix 8" ".*"
test_expr "print red" "\\$\[0-9\]* = red"
test_expr "print/d red" "\\$\[0-9\]* = 0"
gdb_test "set output-radix 10" ".*"
# Pre-/post in-/decrement tests.
gdb_test "set variable v_int = 1" ""
gdb_test "print v_int++" "\\$\[0-9\]* = 1"
gdb_test "print ++v_int" "\\$\[0-9\]* = 3"
gdb_test "print v_int--" "\\$\[0-9\]* = 3"
gdb_test "print --v_int" "\\$\[0-9\]* = 1"
gdb_test "print v_int++ = 5" "Left operand of assignment is not an lvalue."
gdb_test "print v_int-- = 5" "Left operand of assignment is not an lvalue."
# initialized array
gdb_test {print v_int_array_init} { = \{10, 20\}}
gdb_test {print *v_int_array_init@1} { = \{10\}}
gdb_test {print *v_int_array_init@2} { = \{10, 20\}}
gdb_test {print v_int_array_init[0]@1} { = \{10\}}
gdb_test {print v_int_array_init[0]@2} { = \{10, 20\}}
gdb_test {print v_int_array_init[1]@1} { = \{20\}}
# gdb's {} extension
gdb_test_no_output "set variable v_short_array\[0\] = 42"
gdb_test "print {short} v_short_array" "$decimal = 42"
# Regression tests for cast to void.
gdb_test "print (void) v_int_pointer" " = void"
gdb_test "print & (void) v_char" "value not located in memory."
# Regression test for "&&".
gdb_test "print null_t_struct && null_t_struct->v_int_member == 0" \
" = 0"
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