old-cross-binutils/gdb/testsuite/gdb.fortran/exprs.exp

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# Copyright (C) 1994 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 2 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, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# This file was adapted from Chill tests by Stan Shebs (shebs@cygnus.com).
if $tracelevel then {
strace $tracelevel
}
set prms_id 0
set bug_id 0
# Set the current language to fortran. This counts as a test. If it
# fails, then we skip the other tests.
proc set_lang_fortran {} {
global prompt
send "set language fortran\n"
expect {
-re ".*$prompt $" {}
timeout { fail "set language fortran (timeout)" ; return 0 }
}
send "show language\n"
expect {
-re ".* source language is \"fortran\".*$prompt $" {
pass "set language to \"fortran\""
return 1
}
-re ".*$prompt $" {
fail "setting language to \"fortran\""
return 0
}
timeout {
fail "can't show language (timeout)"
return 0
}
}
}
# Testing printing of a specific value. Increment passcount for
# success or issue fail message for failure. In both cases, return
# a 1 to indicate that more tests can proceed. However a timeout
# is a serious error, generates a special fail message, and causes
# a 0 to be returned to indicate that more tests are likely to fail
# as well.
#
# Args are:
#
# First one is string to send to gdb
# Second one is string to match gdb result to
# Third one is an optional message to be printed
proc test_print_accept { args } {
global prompt
global passcount
global verbose
if [llength $args]==3 then {
set message [lindex $args 2]
} else {
set message [lindex $args 0]
}
set sendthis [lindex $args 0]
set expectthis [lindex $args 1]
if $verbose>2 then {
send_user "Sending \"$sendthis\" to gdb\n"
send_user "Looking to match \"$expectthis\"\n"
send_user "Message is \"$message\"\n"
}
send "$sendthis\n"
expect {
-re ".* = $expectthis\r\n$prompt $" {
incr passcount
return 1
}
-re ".*$prompt $" {
if ![string match "" $message] then {
fail "$sendthis ($message)"
} else {
fail "$sendthis"
}
return 1
}
timeout {
fail "$sendthis (timeout)"
return 0
}
}
}
proc test_integer_literals_accepted {} {
global prompt
global passcount
set passcount 0
# Test various decimal values.
test_print_accept "p 123" "123"
test_print_accept "p -123" "-123"
if $passcount then {
pass "$passcount correct integer literals printed"
}
}
proc test_character_literals_accepted {} {
global prompt
global passcount
set passcount 0
# Test various character values.
test_print_accept "p 'a'" "'a'"
if $passcount then {
pass "$passcount correct character literals printed"
}
}
# Testing printing of a specific value. Increment passcount for
# success or issue fail message for failure. In both cases, return
# a 1 to indicate that more tests can proceed. However a timeout
# is a serious error, generates a special fail message, and causes
# a 0 to be returned to indicate that more tests are likely to fail
# as well.
proc test_print_reject { args } {
global prompt
global passcount
global verbose
if [llength $args]==2 then {
set expectthis [lindex $args 1]
} else {
set expectthis "should never match this bogus string"
}
set sendthis [lindex $args 0]
if $verbose>2 then {
send_user "Sending \"$sendthis\" to gdb\n"
send_user "Looking to match \"$expectthis\"\n"
}
send "$sendthis\n"
expect {
-re ".*A .* in expression.*\\.*$prompt $" {
incr passcount
return 1
}
-re ".*Junk after end of expression.*$prompt $" {
incr passcount
return 1
}
-re ".*No symbol table is loaded.*$prompt $" {
incr passcount
return 1
}
-re ".*$expectthis.*$prompt $" {
incr passcount
return 1
}
-re ".*$prompt $" {
fail "$sendthis not properly rejected"
return 1
}
timeout {
fail "$sendthis (timeout)"
return 0
}
}
}
proc test_integer_literals_rejected {} {
global prompt
global passcount
set passcount 0
test_print_reject "p _"
if $passcount then {
pass "$passcount incorrect integer literals rejected"
}
}
proc test_logical_literals_accepted {} {
global prompt
global passcount
set passcount 0
# Test the only possible values for a logical, TRUE and FALSE.
test_print_accept "p .TRUE." ".TRUE."
test_print_accept "p .FALSE." ".FALSE."
if $passcount then {
pass "$passcount correct logical literals printed"
}
}
proc test_float_literals_accepted {} {
global prompt
global passcount
set passcount 0
# Test various floating point formats
test_print_accept "p .44 .LT. .45" "1"
test_print_accept "p .44 .GT. .45" "0"
test_print_accept "p 0.44 .LT. 0.45" "1"
test_print_accept "p 0.44 .GT. 0.45" "0"
test_print_accept "p 44. .LT. 45." "1"
test_print_accept "p 44. .GT. 45." "0"
test_print_accept "p 44.0 .LT. 45.0" "1"
test_print_accept "p 44.0 .GT. 45.0" "0"
test_print_accept "p 10D20 .LT. 10D21" "1"
test_print_accept "p 10D20 .GT. 10D21" "0"
test_print_accept "p 10d20 .LT. 10d21" "1"
test_print_accept "p 10d20 .GT. 10d21" "0"
test_print_accept "p 10E20 .LT. 10E21" "1"
test_print_accept "p 10E20 .GT. 10E21" "0"
test_print_accept "p 10e20 .LT. 10e21" "1"
test_print_accept "p 10e20 .GT. 10e21" "0"
test_print_accept "p 10.D20 .LT. 10.D21" "1"
test_print_accept "p 10.D20 .GT. 10.D21" "0"
test_print_accept "p 10.d20 .LT. 10.d21" "1"
test_print_accept "p 10.d20 .GT. 10.d21" "0"
test_print_accept "p 10.E20 .LT. 10.E21" "1"
test_print_accept "p 10.E20 .GT. 10.E21" "0"
test_print_accept "p 10.e20 .LT. 10.e21" "1"
test_print_accept "p 10.e20 .GT. 10.e21" "0"
test_print_accept "p 10.0D20 .LT. 10.0D21" "1"
test_print_accept "p 10.0D20 .GT. 10.0D21" "0"
test_print_accept "p 10.0d20 .LT. 10.0d21" "1"
test_print_accept "p 10.0d20 .GT. 10.0d21" "0"
test_print_accept "p 10.0E20 .LT. 10.0E21" "1"
test_print_accept "p 10.0E20 .GT. 10.0E21" "0"
test_print_accept "p 10.0e20 .LT. 10.0e21" "1"
test_print_accept "p 10.0e20 .GT. 10.0e21" "0"
test_print_accept "p 10.0D+20 .LT. 10.0D+21" "1"
test_print_accept "p 10.0D+20 .GT. 10.0D+21" "0"
test_print_accept "p 10.0d+20 .LT. 10.0d+21" "1"
test_print_accept "p 10.0d+20 .GT. 10.0d+21" "0"
test_print_accept "p 10.0E+20 .LT. 10.0E+21" "1"
test_print_accept "p 10.0E+20 .GT. 10.0E+21" "0"
test_print_accept "p 10.0e+20 .LT. 10.0e+21" "1"
test_print_accept "p 10.0e+20 .GT. 10.0e+21" "0"
test_print_accept "p 10.0D-11 .LT. 10.0D-10" "1"
test_print_accept "p 10.0D-11 .GT. 10.0D-10" "0"
test_print_accept "p 10.0d-11 .LT. 10.0d-10" "1"
test_print_accept "p 10.0d-11 .GT. 10.0d-10" "0"
test_print_accept "p 10.0E-11 .LT. 10.0E-10" "1"
test_print_accept "p 10.0E-11 .GT. 10.0E-10" "0"
test_print_accept "p 10.0e-11 .LT. 10.0e-10" "1"
test_print_accept "p 10.0e-11 .GT. 10.0e-10" "0"
if $passcount then {
pass "$passcount correct float literal comparisons"
}
}
proc test_convenience_variables {} {
global prompt
gdb_test "set \\\$foo = 101" " = 101" \
"Set a new convenience variable"
gdb_test "print \\\$foo" " = 101" \
"Print contents of new convenience variable"
gdb_test "set \\\$foo = 301" " = 301" \
"Set convenience variable to a new value"
gdb_test "print \\\$foo" " = 301" \
"Print new contents of convenience variable"
gdb_test "set \\\$_ = 11" " = 11" \
"Set convenience variable \$_"
gdb_test "print \\\$_" " = 11" \
"Print contents of convenience variable \$_"
gdb_test "print \\\$foo + 10" " = 311" \
"Use convenience variable in arithmetic expression"
gdb_test "print (\\\$foo = 32) + 4" " = 36" \
"Use convenience variable assignment in arithmetic expression"
gdb_test "print \\\$bar" " = void" \
"Print contents of uninitialized convenience variable"
}
proc test_value_history {} {
global prompt
gdb_test "print 101" "\\\$1 = 101" \
"Set value-history\[1\] using \$1"
gdb_test "print 102" "\\\$2 = 102" \
"Set value-history\[2\] using \$2"
gdb_test "print 103" "\\\$3 = 103" \
"Set value-history\[3\] using \$3"
gdb_test "print \\\$\\\$" "\\\$4 = 102" \
"Print value-history\[MAX-1\] using inplicit index \$\$"
gdb_test "print \\\$\\\$" "\\\$5 = 103" \
"Print value-history\[MAX-1\] again using implicit index \$\$"
gdb_test "print \\\$" "\\\$6 = 103" \
"Print value-history\[MAX\] using implicit index \$"
gdb_test "print \\\$\\\$2" "\\\$7 = 102" \
"Print value-history\[MAX-2\] using explicit index \$\$2"
gdb_test "print \\\$0" "\\\$8 = 102" \
"Print value-history\[MAX\] using explicit index \$0"
gdb_test "print 108" "\\\$9 = 108" ""
gdb_test "print \\\$\\\$0" "\\\$10 = 108" \
"Print value-history\[MAX\] using explicit index \$\$0"
gdb_test "print \\\$1" "\\\$11 = 101" \
"Print value-history\[1\] using explicit index \$1"
gdb_test "print \\\$2" "\\\$12 = 102" \
"Print value-history\[2\] using explicit index \$2"
gdb_test "print \\\$3" "\\\$13 = 103" \
"Print value-history\[3\] using explicit index \$3"
gdb_test "print \\\$-3" "\\\$14 = 100" \
"Print (value-history\[MAX\] - 3) using implicit index \$"
gdb_test "print \\\$1 + 3" "\\\$15 = 104" \
"Use value-history element in arithmetic expression"
}
proc test_arithmetic_expressions {} {
global prompt
global passcount
set passcount 0
# Test unary minus with various operands
# test_print_accept "p -(TRUE)" "-1" "unary minus applied to bool"
# test_print_accept "p -('a')" "xxx" "unary minus applied to char"
test_print_accept "p -(1)" "-1" "unary minus applied to int"
test_print_accept "p -(1.0)" "-1" "unary minus applied to real"
# Test addition with various operands
test_print_accept "p .TRUE. + 1" "2" "bool plus int"
test_print_accept "p 1 + 1" "2" "int plus int"
test_print_accept "p 1.0 + 1" "2" "real plus int"
test_print_accept "p 1.0 + 2.0" "3" "real plus real"
# Test subtraction with various operands
test_print_accept "p .TRUE. - 1" "0" "bool minus int"
test_print_accept "p 3 - 1" "2" "int minus int"
test_print_accept "p 3.0 - 1" "2" "real minus int"
test_print_accept "p 5.0 - 2.0" "3" "real minus real"
# Test multiplication with various operands
test_print_accept "p .TRUE. * 1" "1" "bool times int"
test_print_accept "p 2 * 3" "6" "int times int"
test_print_accept "p 2.0 * 3" "6" "real times int"
test_print_accept "p 2.0 * 3.0" "6" "real times real"
# Test division with various operands
test_print_accept "p .TRUE. / 1" "1" "bool divided by int"
test_print_accept "p 6 / 3" "2" "int divided by int"
test_print_accept "p 6.0 / 3" "2" "real divided by int"
test_print_accept "p 6.0 / 3.0" "2" "real divided by real"
# Test modulo with various operands
if $passcount then {
pass "$passcount correct arithmetic expressions"
}
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
send "set print sevenbit-strings\n" ; expect -re ".*$prompt $"
if [set_lang_fortran] then {
test_value_history
test_convenience_variables
test_integer_literals_accepted
test_integer_literals_rejected
test_logical_literals_accepted
test_character_literals_accepted
test_float_literals_accepted
test_arithmetic_expressions
} else {
warning "$test_name tests suppressed."
}