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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [gdb/] [testsuite/] [gdb.base/] [gdbvars.exp] - Blame information for rev 842

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1 227 jeremybenn
# Copyright (C) 1992, 1997, 2007, 2008, 2009, 2010
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# 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 .
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# This file was written by Fred Fish. (fnf@cygnus.com)
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if $tracelevel then {
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        strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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set testfile "gdbvars"
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set srcfile  ${testfile}.c
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set binfile  ${objdir}/${subdir}/${testfile}
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if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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    untested gdbvars.exp
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    return -1
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}
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proc test_convenience_variables {} {
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    global gdb_prompt
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    gdb_test "set \$foo = 101"  "" \
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        "Set a new convenience variable"
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    gdb_test "print \$foo"              " = 101" \
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        "Print contents of new convenience variable"
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    gdb_test "set \$foo = 301"  "" \
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        "Set convenience variable to a new value"
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    gdb_test "print \$foo"              " = 301" \
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        "Print new contents of convenience variable"
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    gdb_test "set \$_ = 11"             "" \
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        "Set convenience variable \$_"
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    gdb_test "print \$_"                " = 11" \
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        "Print contents of convenience variable \$_"
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    gdb_test "print \$foo + 10" " = 311" \
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        "Use convenience variable in arithmetic expression"
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    gdb_test "print (\$foo = 32) + 4"   " = 36" \
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        "Use convenience variable assignment in arithmetic expression"
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    gdb_test "print \$bar"              " = void" \
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        "Print contents of uninitialized convenience variable"
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}
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proc test_value_history {} {
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    global gdb_prompt
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    gdb_test "print 101"        "\\\$1 = 101" \
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        "Set value-history\[1\] using \$1"
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    gdb_test "print 102"        "\\\$2 = 102" \
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        "Set value-history\[2\] using \$2"
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    gdb_test "print 103"        "\\\$3 = 103" \
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        "Set value-history\[3\] using \$3"
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    gdb_test "print \$\$"       "\\\$4 = 102" \
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        "Print value-history\[MAX-1\] using inplicit index \$\$"
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    gdb_test "print \$\$"       "\\\$5 = 103" \
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        "Print value-history\[MAX-1\] again using implicit index \$\$"
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    gdb_test "print \$" "\\\$6 = 103" \
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        "Print value-history\[MAX\] using implicit index \$"
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    gdb_test "print \$\$2"      "\\\$7 = 102" \
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        "Print value-history\[MAX-2\] using explicit index \$\$2"
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    gdb_test "print \$0"        "\\\$8 = 102" \
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        "Print value-history\[MAX\] using explicit index \$0"
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    gdb_test "print 108"        "\\\$9 = 108"
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    gdb_test "print \$\$0"      "\\\$10 = 108" \
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        "Print value-history\[MAX\] using explicit index \$\$0"
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    gdb_test "print \$1"        "\\\$11 = 101" \
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        "Print value-history\[1\] using explicit index \$1"
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    gdb_test "print \$2"        "\\\$12 = 102" \
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        "Print value-history\[2\] using explicit index \$2"
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    gdb_test "print \$3"        "\\\$13 = 103" \
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        "Print value-history\[3\] using explicit index \$3"
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    gdb_test "print \$-3"       "\\\$14 = 100" \
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        "Print (value-history\[MAX\] - 3) using implicit index \$"
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    gdb_test "print \$1 + 3"    "\\\$15 = 104" \
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        "Use value-history element in arithmetic expression"
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}
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proc test_with_program {} {
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    global hex
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    gdb_test "set \$prog_var = p" "" \
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        "Set a new convenience variable to a program variable"
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    gdb_test "print /x \$prog_var" " = $hex" \
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        "Print contents of new convenience variable of program variable"
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}
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# Start with a fresh gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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send_gdb "set print sevenbit-strings\n" ; gdb_expect -re ".*$gdb_prompt $"
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test_value_history
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test_convenience_variables
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test_with_program

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