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jeremybenn |
# Tests for reference types with short type variables in GDB.
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# Copyright 1998, 1999, 2000, 2004, 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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# written by Elena Zannoni (ezannoni@cygnus.com)
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if $tracelevel then {
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strace $tracelevel
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}
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#
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# test running programs
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#
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if { [skip_cplus_tests] } { continue }
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set testfile "ref-types"
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set srcfile ${testfile}.cc
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
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untested ref-types.exp
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return -1
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}
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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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#
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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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if ![runto 'marker1'] then {
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perror "couldn't run to marker1"
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continue
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}
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gdb_test "up" ".*main.*" "up from marker1 1"
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proc gdb_start_again {} {
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global srcdir
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global subdir
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global binfile
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global gdb_prompt
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global decimal
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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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#
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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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if ![runto 'marker1'] then {
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perror "couldn't run to marker1"
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continue
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}
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gdb_test "up" ".*main.*" "up from marker1 2"
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}
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gdb_test "print s" ".\[0-9\]* = -1" "print value of s"
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gdb_test "ptype s" "type = short"
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gdb_test "print *ps" ".\[0-9\]* = -1" "print value of ps"
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gdb_test "ptype ps" "type = short \\*"
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gdb_test "print as\[0\]" ".\[0-9\]* = 0" "print value of as\[0\]"
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gdb_test_multiple "ptype as" "ptype as" {
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-re "type = short \\\[4\\\].*$gdb_prompt $" { pass "ptype as" }
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-re "type = short int \\\[4\\\].*$gdb_prompt $" { pass "ptype as" }
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}
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gdb_test "print as\[1\]" ".\[0-9\]* = 1" "print value of as\[1\]"
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gdb_test "print as\[2\]" ".\[0-9\]* = 2" "print value of as\[2\]"
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gdb_test "print as\[3\]" ".\[0-9\]* = 3" "print value of as\[3\]"
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gdb_test_multiple "print rs" "print value of rs" {
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-re ".\[0-9\]* = \\(short &\\) @$hex: -1.*$gdb_prompt $" {
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pass "print value of rs"
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}
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-re ".\[0-9\]* = \\(short int &\\) @$hex: -1.*$gdb_prompt $" {
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pass "print value of rs"
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}
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eof { fail "print rs ($GDB dumped core) (FIXME)" ; gdb_start_again ; }
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}
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gdb_test_multiple "ptype rs" "ptype rs" {
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-re "type = short &.*$gdb_prompt $" { pass "ptype rs" }
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-re "type = short int &.*$gdb_prompt $" { pass "ptype rs" }
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}
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gdb_test "print *rps" ".\[0-9\]* = -1" "print value of *rps"
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# GDB had a bug about dereferencing a pointer type
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# that would lead to wrong results
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# if we try to examine memory at pointer value.
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gdb_test "x /hd rps" "$hex:\[ \t\]*-1" "examine value at rps"
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gdb_test_multiple "ptype rps" "ptype rps" {
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-re "type = short \\*&.*$gdb_prompt $" { pass "ptype rps" }
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-re "type = short int \\*&.*$gdb_prompt $" { pass "ptype rps" }
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}
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gdb_test "print ras\[0\]" ".\[0-9\]* = 0" "print value of ras\[0\]"
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gdb_test_multiple "ptype ras" "ptype ras" {
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-re "type = short \\\(&\\\)\\\[4\\\].*$gdb_prompt $" { pass "ptype ras" }
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-re "type = short int \\\(&\\\)\\\[4\\\].*$gdb_prompt $" { pass "ptype ras" }
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}
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gdb_test "print ras\[1\]" ".\[0-9\]* = 1" "print value of ras\[1\]"
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gdb_test "print ras\[2\]" ".\[0-9\]* = 2" "print value of ras\[2\]"
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gdb_test "print ras\[3\]" ".\[0-9\]* = 3" "print value of ras\[3\]"
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if ![runto 'f'] then {
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perror "couldn't run to f"
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continue
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}
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gdb_test "up" ".main2.*" "up from f"
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gdb_test "print C" ".\[0-9\]* = 65 \'A\'" "print value of C"
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gdb_test "ptype C" "type = char"
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gdb_test "print UC" ".\[0-9\]* = 21 '\.025'" "print value of UC"
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gdb_test "ptype UC" "type = unsigned char"
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gdb_test "print S" ".\[0-9\]* = -14" "print value of S"
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gdb_test "ptype S" "type = short.*"
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gdb_test "print US" ".\[0-9\]* = 7" "print value of US"
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gdb_test_multiple "ptype US" "ptype US" {
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-re "type = unsigned short.*$gdb_prompt $" { pass "ptype US" }
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-re "type = short unsigned.*$gdb_prompt $" { pass "ptype US" }
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}
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gdb_test "print I" ".\[0-9\]* = 102" "print value of I"
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gdb_test "ptype I" "type = int"
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gdb_test "print UI" ".\[0-9\]* = 1002" "print value of UI"
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gdb_test "ptype UI" "type = unsigned int"
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gdb_test "print L" ".\[0-9\]* = -234" "print value of L"
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gdb_test "ptype L" "type = long.*"
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gdb_test "print UL" ".\[0-9\]* = 234" "print value of UL"
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gdb_test_multiple "ptype UL" "ptype UL" {
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-re "type = unsigned long.*$gdb_prompt $" { pass "ptype UL" }
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-re "type = long unsigned.*$gdb_prompt $" { pass "ptype UL" }
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}
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gdb_test "print F" ".\[0-9\]* = 1.2\[0-9\]*e\\+0?10.*" \
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"print value of F"
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gdb_test "ptype F" "type = float.*"
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gdb_test "print D" ".\[0-9\]* = -1.375e-123.*" \
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"print value of D"
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gdb_test "ptype D" "type = double.*"
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#
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# test reference types
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#
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gdb_test "ptype rC" "type = char &"
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gdb_test "ptype rUC" "type = unsigned char &"
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gdb_test_multiple "ptype rS" "ptype rS" {
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-re "type = short &.*$gdb_prompt $" { pass "ptype rS" }
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-re "type = short int &.*$gdb_prompt $" { pass "ptype rS" }
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}
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gdb_test_multiple "ptype rUS" "ptype rUS" {
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-re "type = unsigned short &.*$gdb_prompt $" { pass "ptype rUS" }
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-re "type = short unsigned int &.*$gdb_prompt $" { pass "ptype rUS" }
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}
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gdb_test "ptype rI" "type = int &"
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gdb_test "ptype rUI" "type = unsigned int &"
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gdb_test_multiple "ptype rL" "ptype rL" {
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-re "type = long &.*$gdb_prompt $" { pass "ptype rL" }
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-re "type = long int &.*$gdb_prompt $" { pass "ptype rL" }
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}
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gdb_test_multiple "ptype rUL" "ptype rUL" {
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-re "type = unsigned long &.*$gdb_prompt $" { pass "ptype rUL" }
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-re "type = long unsigned int &.*$gdb_prompt $" { pass "ptype rUL" }
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}
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gdb_test "ptype rF" "type = float &"
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gdb_test "ptype rD" "type = double &"
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gdb_test "print rC" ".\[0-9\]* = \\(char &\\) @$hex: 65 \'A\'" \
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"print value of rC"
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gdb_test "print rUC" \
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".\[0-9\]* = \\(unsigned char &\\) @$hex: 21 \'.025\'" \
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"print value of rUC"
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gdb_test_multiple "print rS" "print value of rS" {
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-re ".\[0-9\]* = \\(short &\\) @$hex: -14.*$gdb_prompt $" {
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pass "print value of rS"
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}
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-re ".\[0-9\]* = \\(short int &\\) @$hex: -14.*$gdb_prompt $" {
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pass "print value of rS"
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}
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}
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gdb_test_multiple "print rUS" "print value of rUS" {
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-re ".\[0-9\]* = \\(unsigned short &\\) @$hex: 7.*$gdb_prompt $" {
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pass "print value of rUS"
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}
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-re ".\[0-9\]* = \\(short unsigned int &\\) @$hex: 7.*$gdb_prompt $" {
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pass "print value of rUS"
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}
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}
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gdb_test "print rI" ".\[0-9\]* = \\(int &\\) @$hex: 102" \
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"print value of rI"
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gdb_test "print rUI" \
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".\[0-9\]* = \\(unsigned int &\\) @$hex: 1002" \
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"print value of UI"
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gdb_test_multiple "print rL" "print value of rL" {
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-re ".\[0-9\]* = \\(long &\\) @$hex: -234.*$gdb_prompt $" {
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pass "print value of rL"
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}
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-re ".\[0-9\]* = \\(long int &\\) @$hex: -234.*$gdb_prompt $" {
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pass "print value of rL"
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}
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}
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gdb_test_multiple "print rUL" "print value of rUL" {
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-re ".\[0-9\]* = \\(unsigned long &\\) @$hex: 234.*$gdb_prompt $" {
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pass "print value of rUL"
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}
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-re ".\[0-9\]* = \\(long unsigned int &\\) @$hex: 234.*$gdb_prompt $" {
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pass "print value of rUL"
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}
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}
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gdb_test "print rF" \
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".\[0-9\]* = \\(float &\\) @$hex: 1.2\[0-9\]*e\\+0?10.*" \
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"print value of rF"
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gdb_test "print rD" \
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".\[0-9\]* = \\(double &\\) @$hex: -1.375e-123.*" \
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"print value of rD"
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