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# Copyright 2014-2021 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 <>.
# This test exercises PR 16581.
load_lib dwarf.exp
# This test can only be run on targets which support DWARF-2 and use gas.
if {![dwarf2_support]} {
return 0
standard_testfile .S main.c
if { [build_executable "failed to prepare" ${testfile} \
[list $srcfile $srcfile2] {nodebug}] } {
return -1
# We are trying to verify that the partial symtab to symtab expansion
# for the debugging info hand-coded in our assembly file does not cause
# the debugger to crash (infinite recursion). To facilitate the test,
# start the debugger with -readnow. This force expansion as soon as
# the objfile is loaded.
set saved_gdbflags $GDBFLAGS
set GDBFLAGS "$GDBFLAGS -readnow"
clean_restart ${testfile}
set GDBFLAGS $saved_gdbflags
# And just to be sure that the debugger did not crash after having
# expanded our symbols, do a life-check.
gdb_test "echo life check\\n" "life check"