# Expect script for common symbol tests # Copyright 2003, 2005 Free Software Foundation, Inc. # # This file 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # # Written by H.J. Lu (hjl@gnu.org) # # Make sure that ld correctly handles common symbols in ELF. # This test can only be run on ELF platforms. if ![is_elf_format] { return } set test1 "size/aligment change of common symbols" set test1w1 "$test1 (warning 1)" set test1w2 "$test1 (warning 2)" set test1c1 "$test1 (change 1)" set test1c2 "$test1 (change 2)" if { [which $CC] == 0 } { untested $test1w1 untested $test1w2 untested $test1c1 untested $test1c2 return } proc dump_common1 { testname } { global exec_output global READELF send_log "$READELF -s tmpdir/common1.o | grep foo\n" catch "exec $READELF -s tmpdir/common1.o | grep foo" exec_output if { ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0\]*)80(\[ \]+)4(\[ \]+)OBJECT(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(PRC\\\[0xff03\\\]|COM)(\[ \]+)_?foo2" $exec_output] || ![regexp "(\[ \]*)(\[0-9\]+):(\[ \]*)(\[0-9\]+)(\[ \]+)21(\[ \]+)OBJECT(\[ \]+)GLOBAL(\[ \]+)DEFAULT(\[ \]+)(\[0-9\]+)(\[ \]+)_?foo1" $exec_output] } { send_log "$exec_output\n" verbose $exec_output fail $testname return 0 } return 1 } if { ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/common1a.c tmpdir/common1a.o] || ![ld_compile "$CC $CFLAGS" $srcdir/$subdir/common1b.c tmpdir/common1b.o] } { unresolved $test1 return } global ld global link_output if { [ld_simple_link $ld tmpdir/common1.o "-r tmpdir/common1a.o tmpdir/common1b.o"] } { unresolved $test1w1 return } if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output] || ![regexp "Warning: size of symbol \`_?foo1\' changed from 2 in tmpdir/common1a.o to 21 in tmpdir/common1b.o" $link_output] } { if { [istarget mips*-*-*] } { # This test fails on MIPS because the backend sets type_change_ok. The # size change warning is suppressed. xfail $test1w1 } else { fail $test1w1 } } else { pass $test1w1 } if { [dump_common1 $test1c1] } { pass $test1c1 } if { [ld_simple_link $ld tmpdir/common1.o "-r tmpdir/common1b.o tmpdir/common1a.o"] } { unresolved $test1w2 return } if { ![regexp "Warning: alignment (\[0-9\]+) of symbol \`_?foo1\' in tmpdir/common1b.o is smaller than 64 in tmpdir/common1a.o" $link_output] } { fail $test1w2 } else { pass $test1w2 } if { [dump_common1 $test1c2] } { pass $test1c2 }