ld/testsuite/ld-checks/checks.exp

   1 # Expect script for LD section checks tests
   2 #   Copyright (C) 1999 Free Software Foundation
   3 #
   4 # This file is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17 #
  18 # Written by Nick Clifton (nickc@cygnus.com)
  19
  20 proc section_check {} {
  21     global ld_flags
  22     global as
  23     global ld
  24     global srcdir
  25     global subdir
  26
  27     # The usage of .lcomm in asm.s is incompatible with ia64.
  28     if { [istarget ia64-*-elf*]
  29          || [istarget ia64-*-linux*] } {
  30         return
  31     }
  32     set test "check sections 1"
  33
  34     set ldflags "--check-sections"
  35
  36     if { ![ld_assemble $as $srcdir/$subdir/asm.s tmpdir/asm.o]} {
  37         unresolved $test
  38         return
  39     }
  40
  41     if ![ld_simple_link $ld tmpdir/asm.x "$ldflags tmpdir/asm.o"] {
  42         fail $test
  43     } else {
  44         pass $test
  45     }
  46
  47     set test "check sections 2"
  48
  49     # Change the linker flags so that our "buggy" linker
  50     # script is used.
  51     set ldflags "--check-sections -T $srcdir/$subdir/script -e foo"
  52
  53     # Perform the equivalent of invoking ld_simple_link
  54     # except that we need to massage the output futher.
  55
  56     catch "exec $ld -o tmpdir/asm.x $ldflags tmpdir/asm.o" exec_output
  57     set exec_output [prune_warnings $exec_output]
  58
  59     # Make sure that we got some output from the linker
  60     if [string match "" $exec_output] then {
  61         fail $test
  62     }
  63
  64     # Now remove our expected error message
  65     regsub -all ".*: section .data .* overlaps section .text .*" $exec_output "" exec_output
  66
  67     # And check to see if anything else, (unexpected) was left
  68     if [string match "" $exec_output] then {
  69         pass $test
  70     } else {
  71         verbose -log "Unexpected linker message(s): $exec_output"
  72         fail $test
  73     }
  74 }
  75
  76 section_check
  77
  78