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# Copyright 2010-2021 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
# 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 <>.
# Test dwarf4 signatured types (DW_TAG_type_unit).
standard_testfile .cc
# This test is intended for targets which support DWARF-4.
# Since we pass an explicit -gdwarf-4 -fdebug-types-section to the compiler,
# we let that be the test of whether the target supports it.
if { [prepare_for_testing "failed to prepare" "${testfile}" \
[list $srcfile $srcfile2] \
{debug c++ additional_flags=-gdwarf-4 additional_flags=-fdebug-types-section}] } {
return -1
# Stress test gdb's handling of cached comp units, disable the cache.
gdb_test_no_output "maint set dwarf max-cache-age 0"
if ![runto_main] {
return -1
# Bring symtab for myset into gdb.
gdb_test "p myset" ".*"
# This is enough to trigger the problem in PR 11942.
gdb_breakpoint "foo"
gdb_continue "foo"