gcc/testsuite/lib/obj-c++-dg.exp

#   Copyright (C) 2004-2021 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 GCC; see the file COPYING3.  If not see
# <http://www.gnu.org/licenses/>.

# Define obj-c++ callbacks for dg.exp.

load_lib gcc-dg.exp

proc obj-c++-dg-test { prog do_what extra_tool_flags } {
    return [gcc-dg-test-1 obj-c++_target_compile $prog $do_what $extra_tool_flags]
}


proc obj-c++-dg-prune { system text } {
    return [gcc-dg-prune $system $text]
}

# Modified dg-runtest that can cycle through a list of optimization options
# as c-torture does.
proc obj-c++-dg-runtest { testcases flags default-extra-flags } {
    global runtests

    # Some callers set torture options themselves; don't override those.
    set existing_torture_options [torture-options-exist]
    if { $existing_torture_options == 0 } {
	global DG_TORTURE_OPTIONS LTO_TORTURE_OPTIONS
	torture-init
	set-torture-options $DG_TORTURE_OPTIONS [list {}] $LTO_TORTURE_OPTIONS
    }
    dump-torture-options

    foreach test $testcases {
	global torture_with_loops torture_without_loops
	# If we're only testing specific files and this isn't one of
	# them, skip it.
	if ![runtest_file_p $runtests $test] {
	    continue
        }

	# Look for a loop within the source code - if we don't find one,
	# don't pass -funroll[-all]-loops.
	if [expr [search_for $test "for*("]+[search_for $test "while*("]] {
	    set option_list $torture_with_loops
	} else {
	    set option_list $torture_without_loops
	}

	set nshort [file tail [file dirname $test]]/[file tail $test]

	foreach flags_t $option_list {
	    # combine flags so that dg-skip & xfail will see the extras.
	    set combined_flags "$flags $flags_t ${default-extra-flags}"
	    verbose "Testing $nshort, $combined_flags" 1
	    dg-test $test $combined_flags ""
	}
    }

    if { $existing_torture_options == 0 } {
	torture-finish
    }
}