-# Copyright (C) 1998 Free Software Foundation, Inc.
+# Copyright 1998-2016 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
-#
+#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
-#
+#
# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-# Please email any bugs, comments, and/or additions to this file to:
-# bug-gdb@prep.ai.mit.edu
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file was written by Elena Zannoni (ezannoni@cygnus.com)
# with integer type variables and pointers to integers
#
-if $tracelevel then {
- strace $tracelevel
- }
-
#
# test running programs
#
-set prms_id 0
-set bug_id 0
-set testfile "pointers"
-set srcfile ${testfile}.c
-set binfile ${objdir}/${subdir}/${testfile}
+standard_testfile .c
-if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-w}] != "" } {
- gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
+if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
+ untested pointers.exp
+ return -1
}
-if [get_compiler_info ${binfile}] {
- return -1;
+if [get_compiler_info] {
+ return -1
}
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
+clean_restart ${binfile}
#
continue
}
-gdb_test "next" "return 0;" "continuing after dummy()"
+gdb_test "next " "more_code.*;" "continuing after dummy()"
#
# timeout { fail "(timeout) illegal pointer assignment rejected" }
# }
-gdb_test "set variable v_int_pointer=&v_int_array\[0\]" "" "set pointer to beginning of array"
-gdb_test "set variable v_int_pointer2=&v_int_array\[1\]" "" "set pointer to end of array"
-
-
-send_gdb "print *v_int_pointer\n"
-gdb_expect {
- -re ".*= 6.*$gdb_prompt $" {
- pass "print object pointed to"
- }
- -re ".*$gdb_prompt $" { fail "print object pointed to" }
- timeout { fail "(timeout) print object pointed to" }
- }
-
-send_gdb "print *v_int_pointer2\n"
-gdb_expect {
- -re ".*= 18.*$gdb_prompt $" {
- pass "print object pointed to"
- }
- -re ".*$gdb_prompt $" { fail "print object pointed to" }
- timeout { fail "(timeout) print object pointed to" }
- }
-
-
-send_gdb "print v_int_pointer == v_int_pointer2\n"
-gdb_expect {
- -re ".*= $false.*$gdb_prompt $" {
- pass "pointer1==pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1==pointer2" }
- timeout { fail "(timeout) pointer1==pointer2" }
- }
-
-send_gdb "print v_int_pointer != v_int_pointer2\n"
-gdb_expect {
- -re ".*= $true.*$gdb_prompt $" {
- pass "pointer1!=pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1!=pointer2" }
- timeout { fail "(timeout) pointer1!=pointer2" }
- }
-
-
-send_gdb "print v_int_pointer <= v_int_pointer2\n"
-gdb_expect {
- -re ".*= $true.*$gdb_prompt $" {
- pass "pointer1<=pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1<=pointer2" }
- timeout { fail "(timeout) pointer1<=pointer2" }
- }
-
-
-send_gdb "print v_int_pointer >= v_int_pointer2\n"
-gdb_expect {
- -re ".*= $false.*$gdb_prompt $" {
- pass "pointer1>=pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1>=pointer2" }
- timeout { fail "(timeout) pointer1>=pointer2" }
- }
-
-
-send_gdb "print v_int_pointer < v_int_pointer2\n"
-gdb_expect {
- -re ".*= $true.*$gdb_prompt $" {
- pass "pointer1<pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1<pointer2" }
- timeout { fail "(timeout) pointer1<pointer2" }
- }
-
-send_gdb "print v_int_pointer > v_int_pointer2\n"
-gdb_expect {
- -re ".*= $false.*$gdb_prompt $" {
- pass "pointer1>pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1>pointer2" }
- timeout { fail "(timeout) pointer1>pointer2" }
- }
-
-
-gdb_test "set variable y = *v_int_pointer++" "" "set y = *v_int_pointer++"
-send_gdb "print y\n"
-gdb_expect {
- -re ".*= 6.*$gdb_prompt $" {
- send_gdb "print *v_int_pointer\n"
- gdb_expect {
- -re ".*= 18.*$gdb_prompt $" {
- pass "pointer assignment and increment"
- }
- -re ".*$gdb_prompt $" { fail "pointer assignment and increment" }
- timeout { fail "(timeout) pointer assignment and increment" }
- }
- }
- -re ".*$gdb_prompt $" { fail "pointer assignment and increment" }
- timeout { fail "(timeout) pointer assignment and increment" }
- }
-
-
-
-
-gdb_test "set variable y = *--v_int_pointer2" "" "set y = *--v_int_pointer2"
-send_gdb "print y\n"
-gdb_expect {
- -re ".*= 6.*$gdb_prompt $" {
- send_gdb "print *v_int_pointer2\n"
- gdb_expect {
- -re ".*= 6.*$gdb_prompt $" {
- pass "pointer decrement and assignment"
- }
- -re ".*$gdb_prompt $" { fail "pointer decrement and assignment" }
- timeout { fail "(timeout) pointer decrement and assignment" }
- }
- }
- -re ".*$gdb_prompt $" { fail "pointer decrement and assignment" }
- timeout { fail "(timeout) pointer decrement and assignment" }
- }
-
-gdb_test "set variable y =v_int_pointer-v_int_pointer2" "" "set y =v_int_pointer-v_int_pointer2"
-send_gdb "print y\n"
-gdb_expect {
- -re ".*= 1.*$gdb_prompt $" {
- pass "pointer1-pointer2"
- }
- -re ".*$gdb_prompt $" { fail "pointer1-pointer2" }
- timeout { fail "(timeout) pointer1-pointer2" }
- }
-
-gdb_test "set variable v_int_pointer=v_int_array" "" "set v_int_pointer=v_int_array"
-send_gdb "print *v_int_pointer\n"
-gdb_expect {
- -re ".*= 6.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-
-send_gdb "print *(v_int_pointer+1)\n"
-gdb_expect {
- -re ".*= 18.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
+gdb_test_no_output "set variable v_int_pointer=&v_int_array\[0\]" \
+ "set pointer to beginning of array"
+gdb_test_no_output "set variable v_int_pointer2=&v_int_array\[1\]" \
+ "set pointer to end of array"
+
+
+gdb_test "print *v_int_pointer" " = 6" "print object pointed to"
+
+gdb_test "print *v_int_pointer2" " = 18" "print object pointed to \#2"
+
+gdb_test "print v_int_pointer == v_int_pointer2" " = $false" \
+ "pointer1==pointer2"
+
+gdb_test "print v_int_pointer != v_int_pointer2" " = $true" \
+ "pointer1!=pointer2"
+
+gdb_test "print v_int_pointer <= v_int_pointer2" " = $true" \
+ "pointer1<=pointer2"
+
+gdb_test "print v_int_pointer >= v_int_pointer2" " = $false" \
+ "pointer1>=pointer2"
+
+gdb_test "print v_int_pointer < v_int_pointer2" " = $true" \
+ "pointer1<pointer2"
+
+gdb_test "print v_int_pointer > v_int_pointer2" " = $false" \
+ "pointer1>pointer2"
+
+gdb_test_no_output "set variable y = *v_int_pointer++" \
+ "set y = *v_int_pointer++"
+gdb_test "print y" " = 6" "pointer assignment"
+gdb_test "print *v_int_pointer" " = 18" "and post-increment"
+
+
+
+gdb_test_no_output "set variable y = *--v_int_pointer2" \
+ "set y = *--v_int_pointer2"
+gdb_test "print y" " = 6" "pointer assignment"
+gdb_test "print *v_int_pointer2" " = 6" "and pre-decrement"
+
+
+
+gdb_test_no_output "set variable y =v_int_pointer-v_int_pointer2" \
+ "set y =v_int_pointer-v_int_pointer2"
+gdb_test "print y" " = 1" "pointer1-pointer2"
+
+
+gdb_test_no_output "set variable v_int_pointer=v_int_array" \
+ "set v_int_pointer=v_int_array"
+gdb_test "print *v_int_pointer" " = 6" \
+ "print array element through pointer"
+
+gdb_test "print *(v_int_pointer+1)" " = 18" \
+ "print array element through pointer \#2"
+
# test print elements of array through pointers
-send_gdb "print (*rptr)\[0\]\n"
-gdb_expect {
- -re ".*= 0.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-send_gdb "print (*rptr)\[1\]\n"
-gdb_expect {
- -re ".*= 1.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-
-send_gdb "print (*rptr)\[2\]\n"
-gdb_expect {
- -re ".*= 2.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-gdb_test "set variable rptr = rptr+1" "" "increment rptr"
-
-send_gdb "print (*rptr)\[0\]\n"
-gdb_expect {
- -re ".*= 3.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-
-send_gdb "print (*rptr)\[1\]\n"
-gdb_expect {
- -re ".*= 4.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-
-send_gdb "print (*rptr)\[2\]\n"
-gdb_expect {
- -re ".*= 5.*$gdb_prompt $" {
- pass "print array element through pointer"
- }
- -re ".*$gdb_prompt $" { fail "print array element through pointer" }
- timeout { fail "(timeout) print array element through pointer" }
- }
-
-
-send_gdb "print *( *(matrix+1) +2)\n"
-gdb_expect {
- -re ".*= 5.*$gdb_prompt $" {
- pass "print array element w/ pointer arithmetic"
- }
- -re ".*$gdb_prompt $" { fail "print array element w/ pointer arithemtic" }
- timeout { fail "(timeout) print array element w/ pointer arithmetic" }
- }
-
-
-send_gdb "print **ptr_to_ptr_to_float\n"
-gdb_expect {
- -re ".*= 100.*$gdb_prompt $" {
- pass "print through ptr to ptr"
- }
- -re ".*$gdb_prompt $" { fail "print through ptr to ptr" }
- timeout { fail "(timeout) print through ptr to ptr" }
- }
+gdb_test "print (*rptr)\[0\]" " = 0" \
+ "print array element through pointer \#3"
+
+gdb_test "print (*rptr)\[1\]" " = 1" \
+ "print array element through pointer \#4"
+
+gdb_test "print (*rptr)\[2\]" " = 2" \
+ "print array element through pointer \#5"
+
+gdb_test_no_output "set variable rptr = rptr+1" "increment rptr"
+
+gdb_test "print (*rptr)\[0\]" " = 3" \
+ "print array element through pointer \#6"
+
+gdb_test "print (*rptr)\[1\]" " = 4" \
+ "print array element through pointer \#7"
+
+gdb_test "print (*rptr)\[2\]" " = 5" \
+ "print array element through pointer \#8"
+
+gdb_test "print *( *(matrix+1) +2)" " = 5" \
+ "print array element w/ pointer arithmetic"
+
+gdb_test "print **ptr_to_ptr_to_float" " = 100" \
+ "print through ptr to ptr"
+
+# tests for pointers
+# with elementary type variables and pointers.
+#
+
+gdb_test "break marker1" ".*" ""
+gdb_test "cont" "Break.* marker1 \\(\\) at .*:$decimal.*" \
+ continue to marker1"
+gdb_test "up" "more_code.*" "up from marker1"
+
+gdb_test "print *pUC" " = 21 \'.025\'.*" "print value of *pUC"
+
+gdb_test "ptype pUC" "type = unsigned char \\*" "ptype pUC"
+
+gdb_test "print *pS" " = -14" "print value of *pS"
+
+gdb_test_multiple "ptype pS" "ptype pS" {
+ -re "type = short \\*.*$gdb_prompt $" { pass "ptype pS" }
+ -re "type = short int \\*.*$gdb_prompt $" { pass "ptype pS" }
+}
+
+gdb_test "print *pUS" " = 7" "print value of *pUS"
+
+gdb_test_multiple "ptype pUS" "ptype pUS" {
+ -re "type = unsigned short \\*.*$gdb_prompt $" { pass "ptype pUS" }
+ -re "type = short unsigned int \\*.*$gdb_prompt $" { pass "ptype pUS" }
+}
+
+gdb_test "print *pI" " = 102" "print value of *pI"
+
+gdb_test "ptype pI" "type = int \\*" "ptype pI"
+
+gdb_test "print *pUI" " = 1002" "print value of *pUI"
+
+gdb_test "ptype pUI" "type = unsigned int \\*" "ptype pUI"
+
+gdb_test "print *pL" " = -234" "print value of *pL"
+
+gdb_test_multiple "ptype pL" "ptype pL" {
+ -re "type = long \\*.*$gdb_prompt $" { pass "ptype pL" }
+ -re "type = long int \\*.*$gdb_prompt $" { pass "ptype pL" }
+}
+
+gdb_test "print *pUL" " = 234" "print value of *pUL"
+
+gdb_test_multiple "ptype pUL" "ptype pUL" {
+ -re "type = unsigned long \\*.*$gdb_prompt $" { pass "ptype pUL" }
+ -re "type = long unsigned int \\*.*$gdb_prompt $" { pass "ptype pUL" }
+}
+
+gdb_test "print *pF" " = 1.2\[0-9\]*e\\+0?10" "print value of *pF"
+
+gdb_test "ptype pF" "type = float \\*" "ptype pF"
+
+gdb_test "print *pD" " = -1.2\[0-9\]*e\\-0?37" "print value of *pD"
+
+gdb_test "ptype pD" "type = double \\*" "ptype pD"
+
+gdb_test "print ******ppppppC" " = 65 \'A\'" \
+ "print value of ******ppppppC"
+
+gdb_test "ptype pC" "type = char \\*" "ptype pC"
+
+gdb_test "ptype ppC" "type = char \\*\\*" "ptype ppC"
+
+gdb_test "ptype pppC" "type = char \\*\\*\\*" "ptype pppC"
+
+gdb_test "ptype ppppC" "type = char \\*\\*\\*\\*" "ptype ppppC"
+
+gdb_test "ptype pppppC" "type = char \\*\\*\\*\\*\\*" "ptype pppppC"
+
+gdb_test "ptype ppppppC" "type = char \\*\\*\\*\\*\\*\\*" "ptype ppppppC"
+
+# Regression test for a crash.
+
+gdb_test "p instance.array_variable + 0" \
+ " = \\(long (int )?\\*\\) 0x\[0-9a-f\]* <instance>"