# Copyright 1988-2017 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 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 $x])"] { gdb_suppress_tests } } gdb_stop_suppressing_tests } # # test expressions with "char" types # test_expr "set variable v_char=127" "print v_char == 0" "\\$\[0-9\]* = $false" "print v_char == 127" "\\$\[0-9\]* = $true" "print char ==" test_expr "set variable v_char=127" "print v_char != 0" "\\$\[0-9\]* = $true" "print v_char != 127" "\\$\[0-9\]* = $false" "print char !=" test_expr "set variable v_char=127" "print v_char < 0" "\\$\[0-9\]* = $false" "print v_char < 127" "\\$\[0-9\]* = $false" "print char <" test_expr "set variable v_char=127" "print v_char > 0" "\\$\[0-9\]* = $true" "print v_char > 127" "\\$\[0-9\]* = $false" "print char >" # # test expressions with "signed char" types # test_expr "set variable v_signed_char=127" "print v_signed_char == 0" "\\$\[0-9\]* = $false" "print v_signed_char == 127" "\\$\[0-9\]* = $true" "print signed char ==" test_expr "set variable v_signed_char=127" "print v_signed_char != 0" "\\$\[0-9\]* = $true" "print v_signed_char != 127" "\\$\[0-9\]* = $false" "print signed char !=" test_expr "set variable v_signed_char=127" "print v_signed_char < 0" "\\$\[0-9\]* = $false" "print v_signed_char < 127" "\\$\[0-9\]* = $false" "print signed char <" test_expr "set variable v_signed_char=127" "print v_signed_char > 0" "\\$\[0-9\]* = $true" "print v_signed_char > 127" "\\$\[0-9\]* = $false" "print signed char >" # make char a minus test_expr "set variable v_signed_char=-1" "print v_signed_char == 0" "\\$\[0-9\]* = $false" "print v_signed_char == -1" "\\$\[0-9\]* = $true" "print signed char == (minus)" test_expr "set variable v_signed_char=-1" "print v_signed_char != 0" "\\$\[0-9\]* = $true" "print v_signed_char != -1" "\\$\[0-9\]* = $false" "print signed char != (minus)" test_expr "set variable v_signed_char=-1" "print v_signed_char < 0" "\\$\[0-9\]* = $true" "print v_signed_char < 127" "\\$\[0-9\]* = $true" "print signed char < (minus)" test_expr "set variable v_signed_char=-1" "print v_signed_char > 0" "\\$\[0-9\]* = $false" "print v_signed_char > 127" "\\$\[0-9\]* = $false" "print signed char > (minus)" # # test expressions with "unsigned char" types # test_expr "set variable v_unsigned_char=127" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false" "print v_unsigned_char == 127" "\\$\[0-9\]* = $true" "print unsigned char ==" test_expr "set variable v_unsigned_char=127" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true" "print v_unsigned_char != 127" "\\$\[0-9\]* = $false" "print unsigned char !=" test_expr "set variable v_unsigned_char=127" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false" "print v_unsigned_char < 127" "\\$\[0-9\]* = $false" "print unsigned char <" test_expr "set variable v_unsigned_char=127" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true" "print v_unsigned_char > 127" "\\$\[0-9\]* = $false" "print unsigned char >" # make char a minus test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char == 0" "\\$\[0-9\]* = $false" "print v_unsigned_char == ~0" "\\$\[0-9\]* = $false" "print v_unsigned_char == (unsigned char)~0" "\\$\[0-9\]* = $true" "print unsigned char == (~0)" test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char != 0" "\\$\[0-9\]* = $true" "print v_unsigned_char != (unsigned char)~0" "\\$\[0-9\]* = $false" "print v_unsigned_char != ~0" "\\$\[0-9\]* = $true" "print unsigned char != (~0)" test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char < 0" "\\$\[0-9\]* = $false" "print v_unsigned_char < 127" "\\$\[0-9\]* = $false" "print unsigned char < (~0)" test_expr "set variable v_unsigned_char=~0" "print v_unsigned_char > 0" "\\$\[0-9\]* = $true" "print v_unsigned_char > 127" "\\$\[0-9\]* = $true" "print unsigned char > (~0)" # # test expressions with "short" types # test_expr "set variable v_short=0x7FFF" "print v_short == 0" "\\$\[0-9\]* = $false" "print v_short == 0x7FFF" "\\$\[0-9\]* = $true" "print signed short ==" test_expr "set variable v_short=0x7FFF" "print v_short != 0" "\\$\[0-9\]* = $true" "print v_short != 0x7FFF" "\\$\[0-9\]* = $false" "print signed short !=" test_expr "set variable v_short=0x7FFF" "print v_short < 0" "\\$\[0-9\]* = $false" "print v_short < 0x7FFF" "\\$\[0-9\]* = $false" "print signed short <" test_expr "set variable v_short=0x7FFF" "print v_short > 0" "\\$\[0-9\]* = $true" "print v_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed short >" # make short a minus test_expr "set variable v_short=-1" "print v_short == 0" "\\$\[0-9\]* = $false" "print v_short == -1" "\\$\[0-9\]* = $true" "print signed short == (minus)" test_expr "set variable v_short=-1" "print v_short != 0" "\\$\[0-9\]* = $true" "print v_short != -1" "\\$\[0-9\]* = $false" "print signed short != (minus)" test_expr "set variable v_short=-1" "print v_short < 0" "\\$\[0-9\]* = $true" "print v_short < 0x7FFF" "\\$\[0-9\]* = $true" "print signed short < (minus)" test_expr "set variable v_short=-1" "print v_short > 0" "\\$\[0-9\]* = $false" "print v_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed short > (minus)" # # test expressions with "signed short" types # test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short == 0" "\\$\[0-9\]* = $false" "print v_signed_short == 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed short ==" test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short != 0" "\\$\[0-9\]* = $true" "print v_signed_short != 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short !=" test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short < 0" "\\$\[0-9\]* = $false" "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short <" test_expr "set variable v_signed_short=0x7FFF" "print v_signed_short > 0" "\\$\[0-9\]* = $true" "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short >" # make short a minus test_expr "set variable v_signed_short=-1" "print v_signed_short == 0" "\\$\[0-9\]* = $false" "print v_signed_short == -1" "\\$\[0-9\]* = $true" "print signed signed short == (minus)" test_expr "set variable v_signed_short=-1" "print v_signed_short != 0" "\\$\[0-9\]* = $true" "print v_signed_short != -1" "\\$\[0-9\]* = $false" "print signed signed short != (minus)" test_expr "set variable v_signed_short=-1" "print v_signed_short < 0" "\\$\[0-9\]* = $true" "print v_signed_short < 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed short < (minus)" test_expr "set variable v_signed_short=-1" "print v_signed_short > 0" "\\$\[0-9\]* = $false" "print v_signed_short > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed short > (minus)" # # test expressions with "unsigned short" types # test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false" "print v_unsigned_short == 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned short ==" test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true" "print v_unsigned_short != 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short !=" test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false" "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short <" test_expr "set variable v_unsigned_short=0x7FFF" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true" "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short >" # make short a minus test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short == 0" "\\$\[0-9\]* = $false" "print sizeof (v_unsigned_short) < sizeof (~0) && v_unsigned_short == ~0" "\\$\[0-9\]* = $false" "print v_unsigned_short == (unsigned short)~0" "\\$\[0-9\]* = $true" "print unsigned short == (~0)" test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short != 0" "\\$\[0-9\]* = $true" "print v_unsigned_short != (unsigned short)~0" "\\$\[0-9\]* = $false" "print unsigned short != (~0)" test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short < 0" "\\$\[0-9\]* = $false" "print v_unsigned_short < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned short < (~0)" test_expr "set variable v_unsigned_short=~0" "print v_unsigned_short > 0" "\\$\[0-9\]* = $true" "print v_unsigned_short > 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned short > (~0)" # # test expressions with "int" types # test_expr "set variable v_int=0x7FFF" "print v_int == 0" "\\$\[0-9\]* = $false" "print v_int == 0x7FFF" "\\$\[0-9\]* = $true" "print signed int ==" test_expr "set variable v_int=0x7FFF" "print v_int != 0" "\\$\[0-9\]* = $true" "print v_int != 0x7FFF" "\\$\[0-9\]* = $false" "print signed int !=" test_expr "set variable v_int=0x7FFF" "print v_int < 0" "\\$\[0-9\]* = $false" "print v_int < 0x7FFF" "\\$\[0-9\]* = $false" "print signed int <" test_expr "set variable v_int=0x7FFF" "print v_int > 0" "\\$\[0-9\]* = $true" "print v_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed int >" # make int a minus test_expr "set variable v_int=-1" "print v_int == 0" "\\$\[0-9\]* = $false" "print v_int == -1" "\\$\[0-9\]* = $true" "print signed int == (minus)" test_expr "set variable v_int=-1" "print v_int != 0" "\\$\[0-9\]* = $true" "print v_int != -1" "\\$\[0-9\]* = $false" "print signed int != (minus)" test_expr "set variable v_int=-1" "print v_int < 0" "\\$\[0-9\]* = $true" "print v_int < 0x7FFF" "\\$\[0-9\]* = $true" "print signed int < (minus)" test_expr "set variable v_int=-1" "print v_int > 0" "\\$\[0-9\]* = $false" "print v_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed int > (minus)" # # test expressions with "signed int" types # test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int == 0" "\\$\[0-9\]* = $false" "print v_signed_int == 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed int ==" test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int != 0" "\\$\[0-9\]* = $true" "print v_signed_int != 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int !=" test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int < 0" "\\$\[0-9\]* = $false" "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int <" test_expr "set variable v_signed_int=0x7FFF" "print v_signed_int > 0" "\\$\[0-9\]* = $true" "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int >" # make int a minus test_expr "set variable v_signed_int=-1" "print v_signed_int == 0" "\\$\[0-9\]* = $false" "print v_signed_int == -1" "\\$\[0-9\]* = $true" "print signed signed int == (minus)" test_expr "set variable v_signed_int=-1" "print v_signed_int != 0" "\\$\[0-9\]* = $true" "print v_signed_int != -1" "\\$\[0-9\]* = $false" "print signed signed int != (minus)" test_expr "set variable v_signed_int=-1" "print v_signed_int < 0" "\\$\[0-9\]* = $true" "print v_signed_int < 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed int < (minus)" test_expr "set variable v_signed_int=-1" "print v_signed_int > 0" "\\$\[0-9\]* = $false" "print v_signed_int > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed int > (minus)" # # test expressions with "unsigned int" types # test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false" "print v_unsigned_int == 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned int ==" test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true" "print v_unsigned_int != 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int !=" test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false" "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int <" test_expr "set variable v_unsigned_int=0x7FFF" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true" "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int >" # make int a minus test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int == 0" "\\$\[0-9\]* = $false" "print v_unsigned_int == ~0" "\\$\[0-9\]* = $true" "print v_unsigned_int == (unsigned int)~0" "\\$\[0-9\]* = $true" "print unsigned int == (~0)" test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int != 0" "\\$\[0-9\]* = $true" "print v_unsigned_int != (unsigned int)~0" "\\$\[0-9\]* = $false" "print unsigned int != (~0)" test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int < 0" "\\$\[0-9\]* = $false" "print v_unsigned_int < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned int < (~0)" test_expr "set variable v_unsigned_int=~0" "print v_unsigned_int > 0" "\\$\[0-9\]* = $true" "print v_unsigned_int > 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned int > (~0)" # # test expressions with "long" types # test_expr "set variable v_long=0x7FFF" "print v_long == 0" "\\$\[0-9\]* = $false" "print v_long == 0x7FFF" "\\$\[0-9\]* = $true" "print signed long ==" test_expr "set variable v_long=0x7FFF" "print v_long != 0" "\\$\[0-9\]* = $true" "print v_long != 0x7FFF" "\\$\[0-9\]* = $false" "print signed long !=" test_expr "set variable v_long=0x7FFF" "print v_long < 0" "\\$\[0-9\]* = $false" "print v_long < 0x7FFF" "\\$\[0-9\]* = $false" "print signed long <" test_expr "set variable v_long=0x7FFF" "print v_long > 0" "\\$\[0-9\]* = $true" "print v_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed long >" # make long a minus test_expr "set variable v_long=-1" "print v_long == 0" "\\$\[0-9\]* = $false" "print v_long == -1" "\\$\[0-9\]* = $true" "print signed long == (minus)" test_expr "set variable v_long=-1" "print v_long != 0" "\\$\[0-9\]* = $true" "print v_long != -1" "\\$\[0-9\]* = $false" "print signed long != (minus)" test_expr "set variable v_long=-1" "print v_long < 0" "\\$\[0-9\]* = $true" "print v_long < 0x7FFF" "\\$\[0-9\]* = $true" "print signed long < (minus)" test_expr "set variable v_long=-1" "print v_long > 0" "\\$\[0-9\]* = $false" "print v_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed long > (minus)" # # test expressions with "signed long" types # test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long == 0" "\\$\[0-9\]* = $false" "print v_signed_long == 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed long ==" test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long != 0" "\\$\[0-9\]* = $true" "print v_signed_long != 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long !=" test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long < 0" "\\$\[0-9\]* = $false" "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long <" test_expr "set variable v_signed_long=0x7FFF" "print v_signed_long > 0" "\\$\[0-9\]* = $true" "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long >" # make long a minus test_expr "set variable v_signed_long=-1" "print v_signed_long == 0" "\\$\[0-9\]* = $false" "print v_signed_long == -1" "\\$\[0-9\]* = $true" "print signed signed long == (minus)" test_expr "set variable v_signed_long=-1" "print v_signed_long != 0" "\\$\[0-9\]* = $true" "print v_signed_long != -1" "\\$\[0-9\]* = $false" "print signed signed long != (minus)" test_expr "set variable v_signed_long=-1" "print v_signed_long < 0" "\\$\[0-9\]* = $true" "print v_signed_long < 0x7FFF" "\\$\[0-9\]* = $true" "print signed signed long < (minus)" test_expr "set variable v_signed_long=-1" "print v_signed_long > 0" "\\$\[0-9\]* = $false" "print v_signed_long > 0x7FFF" "\\$\[0-9\]* = $false" "print signed signed long > (minus)" # # test expressions with "unsigned long" types # test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false" "print v_unsigned_long == 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned long ==" test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true" "print v_unsigned_long != 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long !=" test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false" "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long <" test_expr "set variable v_unsigned_long=0x7FFF" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true" "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long >" # make long a minus test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long == 0" "\\$\[0-9\]* = $false" "print v_unsigned_long == ~0" "\\$\[0-9\]* = $true" "print v_unsigned_long == (unsigned long)~0" "\\$\[0-9\]* = $true" "print unsigned long == (~0)" test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long != 0" "\\$\[0-9\]* = $true" "print v_unsigned_long != (unsigned long)~0" "\\$\[0-9\]* = $false" "print unsigned long != (~0)" test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long < 0" "\\$\[0-9\]* = $false" "print v_unsigned_long < 0x7FFF" "\\$\[0-9\]* = $false" "print unsigned long < (~0)" test_expr "set variable v_unsigned_long=~0" "print v_unsigned_long > 0" "\\$\[0-9\]* = $true" "print v_unsigned_long > 0x7FFF" "\\$\[0-9\]* = $true" "print unsigned long > (~0)" # # Test expressions with casts to a pointer. # NB: Some architectures convert a ``NULL'' pointer into # something else. Don't simply test for 0. # Prevent symbol on address 0x0 being printed. gdb_test_no_output "set print symbol off" test_expr "set variable v_signed_char = 0" "print (void*)v_signed_char" "\\$\[0-9\]* = .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"