ld/testsuite/ld-bootstrap/bootstrap.exp

   1 # Expect script for LD Bootstrap Tests
   2 #   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2004,
   3 #   2005, 2006, 2007, 2009  Free Software Foundation, Inc.
   4 #
   5 # This file is part of the GNU Binutils.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, write to the Free Software
  19 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  20 # MA 02110-1301, USA.
  21 #
  22 # Written by Jeffrey Wheat (cassidy@cygnus.com)
  23 # Rewritten by Ian Lance Taylor (ian@cygnus.com)
  24 #
  25
  26 # Make sure that ld can bootstrap itself.
  27
  28 # This test can only be run if ld generates native executables.
  29 if ![isnative] {
  30     return
  31 }
  32
  33 # Determine if plugin support is present.
  34 remote_exec host "$nm --help" "" "/dev/null" "plugin-support"
  35 set tmp [file_contents "plugin-support"]
  36 regexp ".*\(--plugin\).*\n" $tmp foo plugins
  37 if [info exists plugins] then {
  38     set plugins "yes"
  39 } else {
  40     set plugins "no"
  41 }
  42
  43 # Bootstrap ld.  First link the object files together using -r, in
  44 # order to test -r.  Then link the result into an executable, ld1, to
  45 # really test -r.  Use ld1 to link a fresh ld, ld2.  Use ld2 to link a
  46 # new ld, ld3.  ld2 and ld3 should be identical.
  47
  48 foreach flags {"" "strip" "--static" "--traditional-format"
  49                "--no-keep-memory" "--relax"} {
  50     set do_strip "no"
  51     if {"$flags" == "strip"} {
  52         set testname "bootstrap with $flags"
  53         set flags ""
  54         set do_strip "yes"
  55     } else { if {"$flags" != ""} {
  56         set testname "bootstrap with $flags"
  57     } else {
  58         set testname "bootstrap"
  59     }}
  60
  61     # --static is meaningless and --relax is incompatible with -r.
  62     set partial_flags "$flags"
  63     if { "$flags" == "--static" || "$flags" == "--relax" } {
  64         set partial_flags ""
  65     }
  66
  67     # This test can only be run if we have the ld build directory,
  68     # since we need the object files.
  69     if {$ld != "$objdir/ld-new"} {
  70         untested $testname
  71         continue
  72     }
  73
  74     # Plugin support requires linking with a dynamic library which
  75     # means that these
  76     if { $flags == "--static" && $plugins == "yes" } then {
  77         untested $testname
  78         continue
  79     }
  80
  81     # If we only have a shared libbfd, we probably can't run the
  82     # --static test.will fail.
  83     if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then {
  84         untested $testname
  85         continue
  86     }
  87
  88     if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] {
  89         fail $testname
  90         continue
  91     }
  92
  93     # On AIX, you need to specify an import list when using --static.
  94     # You only want the import list when creating the final
  95     # executable.
  96     if { [istarget "*-*-aix*"]
  97          && ![istarget "ia64-*-aix*"]} {
  98         if {"$flags" == "--static"} {
  99             set flags "--static -bI:/lib/syscalls.exp"
 100         }
 101     }
 102
 103     # On Cygwin, -lintl may require -liconv when linking statically.
 104     set extralibs ""
 105     if { [istarget "*-*-cygwin*"]} {
 106         if {"$flags" == "--static"} {
 107             set extralibs "-liconv"
 108         }
 109     }
 110
 111     # Plugin support requires linking with libdl.
 112     if { $plugins == "yes" } {
 113         set extralibs "$extralibs -ldl"
 114     }
 115
 116     # On Irix 5, linking with --static only works if all the files are
 117     # compiled using -non_shared.
 118     if {"$flags" == "--static"} {
 119         setup_xfail "mips*-*-irix5*"
 120     }
 121
 122     if ![ld_link $ld tmpdir/ld1 "$flags tmpdir/ld-partial.o $BFDLIB $LIBIBERTY $extralibs"] {
 123         fail $testname
 124         continue
 125     }
 126
 127     if {"$do_strip" == "yes"} {
 128         verbose -log "$strip tmpdir/ld1"
 129         catch "exec $strip tmpdir/ld1" exec_output
 130         if ![string match "" $exec_output] then {
 131             verbose -log "$exec_output"
 132             fail $testname
 133             continue
 134         }
 135     }
 136
 137     if ![ld_link tmpdir/ld1 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 138         fail $testname
 139         continue
 140     }
 141
 142     if ![ld_link tmpdir/ld2 tmpdir/ld3 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 143         fail $testname
 144         continue
 145     }
 146
 147     if {"$flags" == "--static"} {
 148         if { [istarget ia64-*-elf*]
 149              || [istarget ia64-*-linux*] } {
 150             # On ia64, tmpdir/ld2 != tmpdir/ld3 is normal since they are
 151             # generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
 152             # So we rebuild tmpdir/ld2 with tmpdir/ld3.
 153             if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY"] {
 154                 fail $testname
 155                 continue
 156             }
 157         }
 158     } else {
 159         if { [istarget mips*-*-linux*] } {
 160             # On Linux/mips, tmpdir/ld2 != tmpdir/ld3 is normal since
 161             # they are generated by different linkers, tmpdir/ld1 and
 162             # tmpdir/ld2. So we rebuild tmpdir/ld2 with tmpdir/ld3.
 163             if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY"] {
 164                 fail $testname
 165                 continue
 166             }
 167         }
 168     }
 169
 170     if {[istarget "*-*-pe"]
 171         || [istarget "*-*-wince"]
 172         || [istarget "*-*-cygwin*"]
 173         || [istarget "*-*-winnt*"]
 174         || [istarget "*-*-mingw*"]
 175         || [istarget "*-*-interix*"]
 176         || [istarget "*-*-beospe*"]
 177         || [istarget "*-*-netbsdpe*"]} {
 178         # Trim off the date present in PE binaries by only looking
 179         #   at the ends of the files
 180         # Although this works, a way to set the date would be better.
 181         # Removing or zeroing the date stamp in the binary produced by
 182         # the linker is not possible as it is required by the target OS.
 183         set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE]
 184         send_log "$do_compare\n"
 185         verbose  "$do_compare"
 186         catch "exec sh -c [list $do_compare]" exec_output
 187     } else {
 188         send_log "cmp tmpdir/ld2 tmpdir/ld3\n"
 189         verbose  "cmp tmpdir/ld2 tmpdir/ld3"
 190         catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output
 191     }
 192     set exec_output [prune_warnings $exec_output]
 193
 194     if [string match "" $exec_output] then {
 195         pass $testname
 196     } else {
 197         send_log "$exec_output\n"
 198         verbose "$exec_output" 1
 199
 200         fail $testname
 201     }
 202 }
 203
 204 catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status
 205 catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status