123 lines
3.8 KiB
Plaintext
123 lines
3.8 KiB
Plaintext
# Copyright 2005-2016 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 is part of the gdb testsuite. It is intended to test that
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# gdb could correctly handle floating point constant with a suffix.
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standard_testfile .c
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested "Couldn't compile ${srcfile}"
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return -1
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}
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clean_restart ${binfile}
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if ![runto_main] then {
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perror "couldn't run to breakpoint"
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continue
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}
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# Run to the breakpoint at return.
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gdb_breakpoint [gdb_get_line_number "return"]
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gdb_continue_to_breakpoint "return"
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# Print the original value of b32, b64 and b128.
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gdb_test "print b32" ".*1 = 1\.5.*" "The original value of b32 is 1.5"
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gdb_test "print b64" ".*2 = 2\.25.*" "The original value of b64 is 2.25"
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gdb_test "print b128" ".*3 = 3\.375.*" "The original value of b128 is 3.375"
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# Test that gdb could correctly recognize float constant expression with a suffix.
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gdb_test "print b32=-1.5f" ".*4 = -1\.5.*" "Try to change b32 to -1.5 with 'print b32=-1.5f'"
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gdb_test "print b64=-2.25f" ".*5 = -2\.25.*" "Try to change b64 to -2.25 with 'print b64=-2.25f'"
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gdb_test "print b128=-3.375l" ".*6 = -3\.375.*" "Try to change b128 to -3.375 with 'print b128=-3.375l'"
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# Test that gdb could handle the above correctly with "set var" command.
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set test "set variable b32 = 10.5f"
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gdb_test_multiple "set var b32=10.5f" "$test" {
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-re "$gdb_prompt $" {
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pass "$test"
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}
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-re "Invalid number.*$gdb_prompt $" {
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fail "$test (do not recognize 10.5f)"
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}
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}
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set test "set variable b64 = 20.25f"
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gdb_test_multiple "set var b64=20.25f" "$test" {
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-re "$gdb_prompt $" {
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pass "$test"
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}
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-re "Invalid number.*$gdb_prompt $" {
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fail "$test (do not recognize 20.25f)"
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}
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}
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set test "set variable b128 = 30.375l"
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gdb_test_multiple "set var b128=30.375l" "$test" {
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-re "$gdb_prompt $" {
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pass "$test"
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}
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-re "Invalid number.*$gdb_prompt $" {
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fail "$test (do not recognize 30.375l)"
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}
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}
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gdb_test "print b32" ".*7 = 10\.5.*" "The value of b32 is changed to 10.5"
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gdb_test "print b64" ".*8 = 20\.25.*" "The value of b64 is changed to 20.25"
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gdb_test "print b128" ".*9 = 30\.375.*" "The value of b128 is changed to 30.375"
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# Test that gdb could handle invalid suffix correctly.
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set test "set variable b32 = 100.5a"
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gdb_test_multiple "set var b32=100.5a" "$test" {
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-re "Invalid number.*$gdb_prompt $" {
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pass "$test"
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}
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-re "$gdb_prompt $" {
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fail "$test (do not report error on invalid suffix)"
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}
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}
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set test "set variable b64 = 200.25x"
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gdb_test_multiple "set var b64=200.25x" "$test" {
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-re "Invalid number.*$gdb_prompt $" {
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pass "$test"
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}
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-re "$gdb_prompt $" {
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fail "$test (do not report error on invalid suffix)"
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}
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}
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set test "set variable b128 = 300.375fl"
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gdb_test_multiple "set var b128=300.375fl" "$test" {
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-re "Invalid number.*$gdb_prompt $" {
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pass "$test"
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}
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-re "$gdb_prompt $" {
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fail "$test (do not report error on invalid suffix)"
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}
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}
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set test "set variable b128 = 300.375fff"
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gdb_test_multiple "set var b128=300.375fff" "$test" {
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-re "Invalid number.*$gdb_prompt $" {
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pass "$test"
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}
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-re "$gdb_prompt $" {
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fail "$test (do not report error on invalid suffix)"
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}
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}
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