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#!/bin/sh
# incremental_test.sh -- test that incremental linking information is correct.
# Copyright (C) 2009-2016 Free Software Foundation, Inc.
# Written by Rafael Avila de Espindola <espindola@google.com>
# and Cary Coutant <ccoutant@google.com>
# This file is part of gold.
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
check_cmp()
{
if ! cmp -s "$1" "$2"
then
echo "Actual output differs from expected:"
echo "diff $1 $2"
diff $1 $2
exit 1
fi
}
check()
{
if ! grep -q "$2" "$1"
then
echo "Did not find expected output in $1:"
echo " $2"
echo ""
echo "Actual output below:"
cat "$1"
exit 1
fi
}
# Extract actual command line from linker's -v output.
cat incremental_test.cmdline |
grep "gcctestdir/ld " |
sed "s/--incremental[-a-z]* //g" |
cut -d ' ' -f 2- > actual
# Extract recorded command line from dump of the output file.
cat incremental_test.stdout |
grep "Link command line" |
cut -d : -f 2- |
cut -d ' ' -f 3- |
sed "s/'//g" > recorded
# Verify that the command line was recorded correctly.
check_cmp actual recorded
rm -f actual recorded
# Filter the incremental-dump output into a format that can be grepped
# more easily.
awk '
/^[A-Za-z][A-Za-z ]+:$/ { section = $0; }
/^[[]/ { subsection = $0; }
/^ / { print section, subsection, $0; }
' < incremental_test.stdout > incremental_test.dump
check incremental_test.dump "Input sections: .* incremental_test_1.o *1 "
check incremental_test.dump "Input sections: .* incremental_test_2.o *1 "
check incremental_test.dump "Global symbol table: .* main .* relocation type "
check incremental_test.dump "Global symbol table: .* a *incremental_test_1.o "
check incremental_test.dump "Global symbol table: .* a .* relocation type "
check incremental_test.dump "Global symbol table: .* b *incremental_test_2.o "
check incremental_test.dump "Global symbol table: .* b .* relocation type "
check incremental_test.dump "Global symbol table: .* t1 *incremental_test_2.o "
check incremental_test.dump "Global symbol table: .* t1 .* relocation type "
rm -f incremental_test.dump
exit 0
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