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193 lines
5.2 KiB
Plaintext
193 lines
5.2 KiB
Plaintext
# Copyright 1998-2018 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file was written by Elena Zannoni (ezannoni@cygnus.com)
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# This file is part of the gdb testsuite
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#
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# tests for correctenss of relational operators, associativity and precedence
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# with integer type variables
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#
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#
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# test running programs
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#
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if { [prepare_for_testing "failed to prepare" relational int-type.c {debug nowarnings}] } {
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return -1
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}
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if [get_compiler_info] {
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return -1
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}
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#
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# set it up at a breakpoint so we can play with the variable values
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#
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if ![runto_main] then {
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perror "couldn't run to breakpoint"
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continue
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}
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#
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# test expressions with "int" types
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#
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gdb_test_no_output "set variable x=14" "set variable x=14"
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gdb_test_no_output "set variable y=2" "set variable y=2"
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gdb_test_no_output "set variable z=2" "set variable z=2"
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gdb_test_no_output "set variable w=3" "set variable w=3"
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gdb_test "print x" " = 14" "print value of x"
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gdb_test "print y" " = 2" "print value of y"
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gdb_test "print z" " = 2" "print value of z"
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gdb_test "print w" " = 3" "print value of w"
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gdb_test "print x < y" "$false" "print value of x<y"
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gdb_test "print x <= y" "$false" "print value of x<=y"
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gdb_test "print x > y" "$true" "print value of x>y"
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gdb_test "print x >= y" "$true" "print value of x>=y"
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gdb_test "print x == y" "$false" "print value of x==y"
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gdb_test "print x != y" "$true" "print value of x!=y"
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# Test associativity of <, >, <=, >=, ==, !=
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gdb_test_no_output "set variable x=3" "set variable x"
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gdb_test_no_output "set variable y=5" "set variable y"
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gdb_test_no_output "set variable z=2" "set variable z"
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gdb_test "print x < y < z" "$true" "print value of x<y<z"
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gdb_test "print x <= y <= z" "$true" "print value of x<=y<=z"
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gdb_test "print x > y > z" "$false" "print value of x>y>z"
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gdb_test "print x >= y >= z" "$false" "print value of x>=y>=z"
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gdb_test_no_output "set variable x=2" "set variable x"
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gdb_test_no_output "set variable y=2" "set variable y"
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gdb_test_no_output "set variable z=1" "set variable z"
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gdb_test "print x == y == z" "$true" "print value of x==y==z"
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gdb_test_no_output "set variable z=0" "set variable z"
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gdb_test "print x != y != z" "$false" "print value of x!=y!=z"
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# test precedence rules on pairs of relational operators
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gdb_test_no_output "set variable x=0" "set variable x"
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gdb_test_no_output "set variable y=2" "set variable y"
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gdb_test_no_output "set variable z=2" "set variable z"
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gdb_test "print x < y == z" "$false" "print value of x<y==z"
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# 0 2 2
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gdb_test "print x < y != z" "$true" "print value of x<y!=z"
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gdb_test_no_output "set variable x=2" "set variable x"
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gdb_test_no_output "set variable y=3" "set variable y"
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gdb_test_no_output "set variable z=1" "set variable z"
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# 2 3 1
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gdb_test "print x < y <= z" "$true" "print value of x<y<=z"
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# 2 3 1
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gdb_test "print x < y >= z" "$true" "print value of x<y>=z"
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gdb_test_no_output "set variable z=0" " set variable z"
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# 2 3 0
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gdb_test "print x < y > z" "$true" "print value of x<y>z"
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gdb_test_no_output "set variable x=1" " set variable x"
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# 1 3 0
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gdb_test "print x > y >= z" "$true" "print value of x>y>=z"
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gdb_test_no_output "set variable z=2" " set variable z"
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# 1 3 2
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gdb_test "print x > y == z" "$false" "print value of x>y==z"
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gdb_test_no_output "set variable x=2" " set variable x"
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gdb_test_no_output "set variable z=0" " set variable z"
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# 2 3 0
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gdb_test "print x > y != z" "$false" "print value of x>y!=z"
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gdb_test_no_output "set variable x=4" "set x to 4"
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# 4 3 0
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gdb_test "print x > y <= z" "$false" "print value of x>y<=z"
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# 4 3 0
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gdb_test "print x >= y == z" "$false" "print value of x>=y==z"
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gdb_test_no_output "set variable x=2" " set variable x"
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# 2 3 0
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gdb_test "print x >= y != z" "$false" "print value of x>=y!=z"
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gdb_test_no_output "set variable x=0" " set variable x"
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gdb_test_no_output "set variable z=4" " set variable z"
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# 0 3 4
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gdb_test "print x >= y <= z" "$true" "print value of x>=y<=z"
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# 0 3 4
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gdb_test "print x <= y == z" "$false" "print value of x<=y==z"
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gdb_test_no_output "set variable x=2" " set variable x"
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# 2 3 4
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gdb_test "print x <= y != z" "$true" "print value of x<=y!=z"
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# 2 3 4
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gdb_test "print x == y != z" "$true" "print value of x==y!=z"
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# test use of parenthesis to enforce different order of evaluation
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gdb_test_no_output "set variable z=0" " set variable z"
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# 2 3 0
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gdb_test "print x >= (y < z)" "$true" "print value of x>=(y<z)"
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# 2 3 0
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gdb_test "print x >= (y != z)" "$true" "print value of x>=(y!=z)"
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# 2 3 0
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gdb_test "print x == (y == z)" "$false" "print value of x==(y==z)"
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gdb_test_no_output "set variable x=1" " set variable x"
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gdb_test_no_output "set variable z=4" " set variable z"
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# 1 3 4
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gdb_test "print (x == y) < z" "$true" "print value of (x==y)<z"
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