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      1 #!/bin/sh
      2 
      3 # tls_pie_test.sh -- a test case for TLS symbols in PIE executables.
      4 
      5 # Copyright (C) 2015 Free Software Foundation, Inc.
      6 # Written by Cary Coutant <ccoutant (at] gmail.com>.
      7 
      8 # This file is part of gold.
      9 
     10 # This program is free software; you can redistribute it and/or modify
     11 # it under the terms of the GNU General Public License as published by
     12 # the Free Software Foundation; either version 3 of the License, or
     13 # (at your option) any later version.
     14 
     15 # This program is distributed in the hope that it will be useful,
     16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     18 # GNU General Public License for more details.
     19 
     20 # You should have received a copy of the GNU General Public License
     21 # along with this program; if not, write to the Free Software
     22 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     23 # MA 02110-1301, USA.
     24 
     25 # This file goes with tls_pie_test, a program compiled and linked
     26 # with -fpie -pie. Since TLS offsets are known at link time, even
     27 # in a PIE executable, we want to make sure that there are no
     28 # dynamic relocations for the TLS symbols.
     29 
     30 check()
     31 {
     32     if ! grep -q "$2" "$1"
     33     then
     34 	echo "Did not find expected output in $1:"
     35 	echo "   $2"
     36 	echo ""
     37 	echo "Actual output below:"
     38 	cat "$1"
     39 	exit 1
     40     fi
     41 }
     42 
     43 check_missing()
     44 {
     45     if grep -q "$2" "$1"
     46     then
     47 	echo "Found unexpected output in $1:"
     48 	echo "   $2"
     49 	echo ""
     50 	echo "Actual output below:"
     51 	cat "$1"
     52 	exit 1
     53     fi
     54 }
     55 
     56 check_missing tls_pie_test.stdout "o1 + 0"
     57 check_missing tls_pie_test.stdout "o2 + 0"
     58 check_missing tls_pie_test.stdout "o3 + 0"
     59