1# Copyright 2005-2016 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# This file is part of the gdb testsuite. It is intended to test that 17# gdb could correctly handle floating point constant with a suffix. 18 19standard_testfile .c 20 21if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { 22 untested "Couldn't compile ${srcfile}" 23 return -1 24} 25 26clean_restart ${binfile} 27 28if ![runto_main] then { 29 perror "couldn't run to breakpoint" 30 continue 31} 32 33# Run to the breakpoint at return. 34gdb_breakpoint [gdb_get_line_number "return"] 35gdb_continue_to_breakpoint "return" 36 37# Print the original value of b32, b64 and b128. 38gdb_test "print b32" ".*1 = 1\.5.*" "The original value of b32 is 1.5" 39gdb_test "print b64" ".*2 = 2\.25.*" "The original value of b64 is 2.25" 40gdb_test "print b128" ".*3 = 3\.375.*" "The original value of b128 is 3.375" 41 42# Test that gdb could correctly recognize float constant expression with a suffix. 43gdb_test "print b32=-1.5f" ".*4 = -1\.5.*" "Try to change b32 to -1.5 with 'print b32=-1.5f'" 44gdb_test "print b64=-2.25f" ".*5 = -2\.25.*" "Try to change b64 to -2.25 with 'print b64=-2.25f'" 45gdb_test "print b128=-3.375l" ".*6 = -3\.375.*" "Try to change b128 to -3.375 with 'print b128=-3.375l'" 46 47# Test that gdb could handle the above correctly with "set var" command. 48set test "set variable b32 = 10.5f" 49gdb_test_multiple "set var b32=10.5f" "$test" { 50 -re "$gdb_prompt $" { 51 pass "$test" 52 } 53 -re "Invalid number.*$gdb_prompt $" { 54 fail "$test (do not recognize 10.5f)" 55 } 56} 57 58set test "set variable b64 = 20.25f" 59gdb_test_multiple "set var b64=20.25f" "$test" { 60 -re "$gdb_prompt $" { 61 pass "$test" 62 } 63 -re "Invalid number.*$gdb_prompt $" { 64 fail "$test (do not recognize 20.25f)" 65 } 66} 67 68set test "set variable b128 = 30.375l" 69gdb_test_multiple "set var b128=30.375l" "$test" { 70 -re "$gdb_prompt $" { 71 pass "$test" 72 } 73 -re "Invalid number.*$gdb_prompt $" { 74 fail "$test (do not recognize 30.375l)" 75 } 76} 77 78gdb_test "print b32" ".*7 = 10\.5.*" "The value of b32 is changed to 10.5" 79gdb_test "print b64" ".*8 = 20\.25.*" "The value of b64 is changed to 20.25" 80gdb_test "print b128" ".*9 = 30\.375.*" "The value of b128 is changed to 30.375" 81 82# Test that gdb could handle invalid suffix correctly. 83 84set test "set variable b32 = 100.5a" 85gdb_test_multiple "set var b32=100.5a" "$test" { 86 -re "Invalid number.*$gdb_prompt $" { 87 pass "$test" 88 } 89 -re "$gdb_prompt $" { 90 fail "$test (do not report error on invalid suffix)" 91 } 92} 93 94set test "set variable b64 = 200.25x" 95gdb_test_multiple "set var b64=200.25x" "$test" { 96 -re "Invalid number.*$gdb_prompt $" { 97 pass "$test" 98 } 99 -re "$gdb_prompt $" { 100 fail "$test (do not report error on invalid suffix)" 101 } 102} 103 104set test "set variable b128 = 300.375fl" 105gdb_test_multiple "set var b128=300.375fl" "$test" { 106 -re "Invalid number.*$gdb_prompt $" { 107 pass "$test" 108 } 109 -re "$gdb_prompt $" { 110 fail "$test (do not report error on invalid suffix)" 111 } 112} 113 114set test "set variable b128 = 300.375fff" 115gdb_test_multiple "set var b128=300.375fff" "$test" { 116 -re "Invalid number.*$gdb_prompt $" { 117 pass "$test" 118 } 119 -re "$gdb_prompt $" { 120 fail "$test (do not report error on invalid suffix)" 121 } 122} 123