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# Copyright 2020-2021 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
# 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/>. */
# Test 'advance/until LINESPEC' where LINESPEC expands to multiple
# locations.
standard_testfile .cc
if { [skip_cplus_tests] } { continue }
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} \
{debug c++}] } {
return -1
}
set lineno [gdb_get_line_number "multiple locations here"]
# advance/until to an inlined line number, which has been inlined
# multiple times, when the program is stopped at the same inlined
# function.
proc_with_prefix until_advance_lineno_from_inlined {cmd} {
global lineno
if ![runto test] {
fail "can't run to test"
return
}
gdb_breakpoint $lineno
gdb_continue_to_breakpoint "break here"
set lineno2 [expr $lineno + 1]
gdb_test "$cmd $lineno2" \
"inline_func .* at .*:$lineno2.*return i.*" \
"$cmd line number"
}
# advance/until to a line number, which has been inlined multiple
# times, when the program is stopped at a non-inlined function.
proc_with_prefix until_advance_lineno_from_non_inlined {cmd} {
global lineno
if ![runto test] {
fail "can't run to test"
return
}
gdb_test "$cmd $lineno" \
"inline_func .* at .*:$lineno.*multiple locations here.*" \
"$cmd line number"
}
# Test advancing to an inlined function, which has been inlined
# multiple times.
proc_with_prefix until_advance_inline_func {cmd} {
global lineno
if ![runto test] {
fail "can't run to test"
return
}
gdb_test "$cmd inline_func" \
"inline_func .* at .*:$lineno.*multiple locations here.*"
}
# Test advancing to an overloaded function, which is another form of a
# linespec expanding to multiple locations. GDB will stop at the
# first overload called.
proc_with_prefix advance_overload {} {
global lineno
if ![runto test] {
fail "can't run to test"
return
}
# Test that advance stops at the first overload called by the
# program.
gdb_test "advance ovld_func" \
"ovld_func .* at .*global = 1.*" \
"first advance stops at ovld_func()"
# Now test that advance also stops at the other overload called by
# the program.
# Need to issue the advance twice, because advance also stops upon
# exit from the current stack frame.
gdb_test "advance ovld_func" \
"test \\(\\) at .*" \
"second advance stops at caller"
gdb_test "advance ovld_func" \
"ovld_func .* at .*global = 2.*" \
"third advance stops at ovld_func(int)"
}
# Test "until" to an overloaded function, which is another form of a
# linespec expanding to multiple locations. Unlike "advance", "until"
# only stops if still in the same frame. Since the overloaded
# function is a different frame, the program should stop at the caller
# frame instead.
proc_with_prefix until_overload {} {
global lineno
if ![runto test] {
fail "can't run to test"
return
}
# ovld_func is a different frame, so it shouldn't cause a stop.
# Instead, the program should stop at the caller frame.
gdb_test "until ovld_func" \
"main \\(\\) at .*"
}
foreach_with_prefix cmd {"until" "advance"} {
until_advance_lineno_from_inlined $cmd
until_advance_lineno_from_non_inlined $cmd
until_advance_inline_func $cmd
}
advance_overload
until_overload
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