1#!/bin/sh
2
3# incremental_test.sh -- test that incremental linking information is correct.
4
5# Copyright (C) 2009-2014 Free Software Foundation, Inc.
6# Written by Rafael Avila de Espindola <espindola@google.com>
7# and Cary Coutant <ccoutant@google.com>
8
9# This file is part of gold.
10
11# This program is free software; you can redistribute it and/or modify
12# it under the terms of the GNU General Public License as published by
13# the Free Software Foundation; either version 3 of the License, or
14# (at your option) any later version.
15
16# This program is distributed in the hope that it will be useful,
17# but WITHOUT ANY WARRANTY; without even the implied warranty of
18# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19# GNU General Public License for more details.
20
21# You should have received a copy of the GNU General Public License
22# along with this program; if not, write to the Free Software
23# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
24# MA 02110-1301, USA.
25
26check_cmp()
27{
28    if ! cmp -s "$1" "$2"
29    then
30	echo "Actual output differs from expected:"
31	echo "diff $1 $2"
32	diff $1 $2
33	exit 1
34    fi
35}
36
37check()
38{
39    if ! grep -q "$2" "$1"
40    then
41	echo "Did not find expected output in $1:"
42	echo "   $2"
43	echo ""
44	echo "Actual output below:"
45	cat "$1"
46	exit 1
47    fi
48}
49
50# Extract actual command line from linker's -v output.
51cat incremental_test.cmdline |
52  grep "gcctestdir/ld " |
53  sed "s/--incremental[-a-z]* //g" |
54  cut -d ' ' -f 2- > actual
55
56# Extract recorded command line from dump of the output file.
57cat incremental_test.stdout |
58  grep "Link command line" |
59  cut -d : -f 2- |
60  cut -d ' ' -f 3- |
61  sed "s/'//g" > recorded
62
63# Verify that the command line was recorded correctly.
64check_cmp actual recorded
65
66rm -f actual recorded
67
68# Filter the incremental-dump output into a format that can be grepped
69# more easily.
70
71awk '
72    /^[A-Za-z][A-Za-z ]+:$/ { section = $0; }
73    /^[[]/ { subsection = $0; }
74    /^ / { print section, subsection, $0; }
75' < incremental_test.stdout > incremental_test.dump
76
77check incremental_test.dump "Input sections: .* incremental_test_1.o  *1 "
78check incremental_test.dump "Input sections: .* incremental_test_2.o  *1 "
79check incremental_test.dump "Global symbol table: .* main  .* relocation type "
80check incremental_test.dump "Global symbol table: .* a  *incremental_test_1.o "
81check incremental_test.dump "Global symbol table: .* a .* relocation type "
82check incremental_test.dump "Global symbol table: .* b  *incremental_test_2.o "
83check incremental_test.dump "Global symbol table: .* b .* relocation type "
84check incremental_test.dump "Global symbol table: .* t1  *incremental_test_2.o "
85check incremental_test.dump "Global symbol table: .* t1 .* relocation type "
86
87rm -f incremental_test.dump
88
89exit 0
90