gdb/testsuite/gdb.base/ctf-constvars.exp

# Copyright 2019-2025 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 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, see <http://www.gnu.org/licenses/>.  */

# This file is a subset of constvars.exp, written by
# Elena Zannoni (elz@apollo.hp.com)
#
# This file is part of the gdb testsuite
#
# Tests for: const variables,
#            const pointers to vars
#            pointers to const variables
#            const pointers to const vars
# with mixed types.

require allow_ctf_tests

standard_testfile .c

# Using `-gctf` generates full-fledged CTF debug information.
set opts {}
lappend opts additional_flags=-gctf
lappend opts ldflags=-Wl,--ctf-variables
lappend opts nowarnings

if { [build_executable "failed to prepare" ${testfile} \
	  [list $srcfile] $opts] } {
    return 0
}

clean_restart
gdb_test_no_output "set always-read-ctf on"
gdb_load $binfile

#
# set it up at a breakpoint so we can play with the variable values
#
if {![runto_main]} {
    return
}

# test vars and pointers

proc do_constvar_tests {} {
    gdb_test "print vox" " = 66 'B'"
    gdb_test "ptype vox" "type = volatile char"
    gdb_test "print victuals" " = 67 'C'"
    gdb_test "ptype victuals" "type = volatile unsigned char"
    gdb_test "print vixen" " = 200"
    gdb_test "ptype vixen" "type = volatile short.*"
    gdb_test "print vitriol" " = 300"
    gdb_test "ptype vitriol" "type = volatile (unsigned short|short unsigned)( int)?"
    gdb_test "print vellum" " = 1000"
    gdb_test "ptype vellum" "type = volatile long.*"
    gdb_test "print valve" " = 2000"
    gdb_test "ptype valve" "type = volatile (unsigned long|long unsigned)( int)?"
    gdb_test "print vacuity" " = 3"
    gdb_test "ptype vacuity" "type = volatile float"
    gdb_test "print vertigo" " = 10"
    gdb_test "ptype vertigo" "type = volatile double"
    gdb_test "print laconic" " = 65 'A'"

    gdb_test "ptype vampire" "type = volatile char.*"
    gdb_test "ptype viper" "type = volatile unsigned char.*"
    gdb_test "ptype vigour" "type = volatile short.*"
    gdb_test "ptype vapour" "type = volatile (unsigned short|short unsigned)( int)?.*"
    gdb_test "ptype ventricle" "type = volatile long.*"
    gdb_test "ptype vigintillion" "type = volatile (unsigned long|long unsigned)( int)?.*"
    gdb_test "ptype vocation" "type = volatile float.*"
    gdb_test "ptype veracity" "type = volatile double.*"

    gdb_test "ptype vapidity" "type = volatile char.* volatile"
    gdb_test "ptype velocity" "type = volatile unsigned char.* volatile"
    gdb_test "ptype veneer" "type = volatile short.* volatile"
    gdb_test "ptype video" "type = volatile (unsigned short|short unsigned)( int)?.* volatile"
    gdb_test "ptype vacuum" "type = volatile long.* volatile"
    gdb_test "ptype veniality" "type = volatile (unsigned long|long unsigned)( int)?.* volatile"
    gdb_test "ptype vitality" "type = volatile float.* volatile"
    gdb_test "ptype voracity" "type = volatile double.* volatile"

    gdb_test "ptype violent" "type = volatile char \\\[2\\\]"
    gdb_test "ptype violet" "type = volatile unsigned char \\\[2\\\]"
    gdb_test "ptype vips" "type = volatile short.* \\\[2\\\]"
    gdb_test "ptype virgen" "type = volatile unsigned short.* \\\[2\\\]"
    gdb_test "ptype vulgar" "type = volatile long.* \\\[2\\\]"
    gdb_test "ptype vulture" "type = volatile (unsigned long|long unsigned)( int)? \\\[2\\\]"
    gdb_test "ptype vilify" "type = volatile float \\\[2\\\]"
    gdb_test "ptype villar" "type = volatile double \\\[2\\\]"

    gdb_test "print victor" " = 89 'Y'"
    gdb_test "ptype victor" "type = const volatile char"
    gdb_test "ptype victory" "type = const volatile char.*"
    gdb_test "ptype cavern" "type = const volatile char.* const"
    gdb_test "ptype caveat" "type = const char.* volatile"
    gdb_test "ptype covenant" "type = const unsigned char.* volatile"
    gdb_test "ptype vanadium" "type = const volatile unsigned char.* volatile"

    gdb_test "ptype cove" "type = const char.* const volatile"
    gdb_test "ptype cavity" "type = const unsigned char.* const volatile"
    gdb_test "ptype vagus" "type = volatile char.* const volatile"
    gdb_test "ptype vagrancy" "type = volatile unsigned char.* const volatile"
    gdb_test "ptype vagary" "type = const volatile char.* const volatile"
    gdb_test "ptype vendor" "type = const volatile unsigned char.* const volatile"
    gdb_test "ptype vindictive" "type = const volatile char \\\[2\\\]"
    gdb_test "ptype vegetation" "type = const volatile unsigned char \\\[2\\\]"
}

do_constvar_tests