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" $tmp foo plugins
  37 if [info exists plugins] then {
  38     set plugins "yes"
  39 } else {
  40     set plugins "no"
  41 }
  42
  43 # LD can have plugin support even if BFD does not.
  44 if [check_plugin_api_available] {
  45     set plugins "yes"
  46 }
  47
  48 # Bootstrap ld.  First link the object files together using -r, in
  49 # order to test -r.  Then link the result into an executable, ld1, to
  50 # really test -r.  Use ld1 to link a fresh ld, ld2.  Use ld2 to link a
  51 # new ld, ld3.  ld2 and ld3 should be identical.
  52
  53 foreach flags {"" "strip" "--static" "--traditional-format"
  54                "--no-keep-memory" "--relax"} {
  55     set do_strip "no"
  56     if {"$flags" == "strip"} {
  57         set testname "bootstrap with $flags"
  58         set flags ""
  59         set do_strip "yes"
  60     } else { if {"$flags" != ""} {
  61         set testname "bootstrap with $flags"
  62     } else {
  63         set testname "bootstrap"
  64     }}
  65
  66     # --static is meaningless and --relax is incompatible with -r.
  67     set partial_flags "$flags"
  68     if { "$flags" == "--static" || "$flags" == "--relax" } {
  69         set partial_flags ""
  70     }
  71
  72     # This test can only be run if we have the ld build directory,
  73     # since we need the object files.
  74     if {$ld != "$objdir/ld-new"} {
  75         untested $testname
  76         continue
  77     }
  78
  79     # Plugin support requires linking with a dynamic library which
  80     # means that these
  81     if { $flags == "--static" && $plugins == "yes" } then {
  82         untested $testname
  83         continue
  84     }
  85
  86     # If we only have a shared libbfd, we probably can't run the
  87     # --static test.will fail.
  88     if { $flags == "--static" && ! [string match "*libbfd.a*" $BFDLIB] } then {
  89         untested $testname
  90         continue
  91     }
  92
  93     if ![ld_relocate $ld tmpdir/ld-partial.o "$partial_flags $OFILES"] {
  94         fail $testname
  95         continue
  96     }
  97
  98     # On AIX, you need to specify an import list when using --static.
  99     # You only want the import list when creating the final
 100     # executable.
 101     if { [istarget "*-*-aix*"]
 102          && ![istarget "ia64-*-aix*"]} {
 103         if {"$flags" == "--static"} {
 104             set flags "--static -bI:/lib/syscalls.exp"
 105         }
 106     }
 107
 108     # On Cygwin, -lintl may require -liconv when linking statically.
 109     set extralibs ""
 110     if { [istarget "*-*-cygwin*"]} {
 111         if {"$flags" == "--static"} {
 112             set extralibs "-liconv"
 113         }
 114     }
 115
 116     # Plugin support requires linking with libdl.
 117     if { $plugins == "yes" } {
 118         set extralibs "$extralibs -ldl"
 119     }
 120
 121     # On Irix 5, linking with --static only works if all the files are
 122     # compiled using -non_shared.
 123     if {"$flags" == "--static"} {
 124         setup_xfail "mips*-*-irix5*"
 125     }
 126
 127     if ![ld_link $ld tmpdir/ld1 "$flags tmpdir/ld-partial.o $BFDLIB $LIBIBERTY $extralibs"] {
 128         fail $testname
 129         continue
 130     }
 131
 132     if {"$do_strip" == "yes"} {
 133         verbose -log "$strip tmpdir/ld1"
 134         catch "exec $strip tmpdir/ld1" exec_output
 135         if ![string match "" $exec_output] then {
 136             verbose -log "$exec_output"
 137             fail $testname
 138             continue
 139         }
 140     }
 141
 142     if ![ld_link tmpdir/ld1 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 143         fail $testname
 144         continue
 145     }
 146
 147     if ![ld_link tmpdir/ld2 tmpdir/ld3 "$flags $OFILES $BFDLIB $LIBIBERTY $extralibs"] {
 148         fail $testname
 149         continue
 150     }
 151
 152     if {"$flags" == "--static"} {
 153         if { [istarget ia64-*-elf*]
 154              || [istarget ia64-*-linux*] } {
 155             # On ia64, tmpdir/ld2 != tmpdir/ld3 is normal since they are
 156             # generated by different linkers, tmpdir/ld1 and tmpdir/ld2.
 157             # So we rebuild tmpdir/ld2 with tmpdir/ld3.
 158             if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY"] {
 159                 fail $testname
 160                 continue
 161             }
 162         }
 163     } else {
 164         if { [istarget mips*-*-linux*] } {
 165             # On Linux/mips, tmpdir/ld2 != tmpdir/ld3 is normal since
 166             # they are generated by different linkers, tmpdir/ld1 and
 167             # tmpdir/ld2. So we rebuild tmpdir/ld2 with tmpdir/ld3.
 168             if ![ld_link tmpdir/ld3 tmpdir/ld2 "$flags $OFILES $BFDLIB $LIBIBERTY"] {
 169                 fail $testname
 170                 continue
 171             }
 172         }
 173     }
 174
 175     if {[istarget "*-*-pe"]
 176         || [istarget "*-*-wince"]
 177         || [istarget "*-*-cygwin*"]
 178         || [istarget "*-*-winnt*"]
 179         || [istarget "*-*-mingw*"]
 180         || [istarget "*-*-interix*"]
 181         || [istarget "*-*-beospe*"]
 182         || [istarget "*-*-netbsdpe*"]} {
 183         # Trim off the date present in PE binaries by only looking
 184         #   at the ends of the files
 185         # Although this works, a way to set the date would be better.
 186         # Removing or zeroing the date stamp in the binary produced by
 187         # the linker is not possible as it is required by the target OS.
 188         set do_compare [string map {16 220 f1 tmpdir/ld2 f2 tmpdir/ld3 tmp-foo1 tmpdir/ld2tail tmp-foo2 tmpdir/ld3tail} $DO_COMPARE]
 189         send_log "$do_compare\n"
 190         verbose  "$do_compare"
 191         catch "exec sh -c [list $do_compare]" exec_output
 192     } else {
 193         send_log "cmp tmpdir/ld2 tmpdir/ld3\n"
 194         verbose  "cmp tmpdir/ld2 tmpdir/ld3"
 195         catch "exec cmp tmpdir/ld2 tmpdir/ld3" exec_output
 196     }
 197     set exec_output [prune_warnings $exec_output]
 198
 199     if [string match "" $exec_output] then {
 200         pass $testname
 201     } else {
 202         send_log "$exec_output\n"
 203         verbose "$exec_output" 1
 204
 205         fail $testname
 206     }
 207 }
 208
 209 catch "exec rm -f tmpdir/ld-partial.o tmpdir/ld1 tmpdir/ld2 tmpdir/ld3" status
 210 catch "exec rm -f tmpdir/ld2tail tmpdir/ld3tail" status