ld/testsuite/ld-elf/dwarf.exp

   1 # Expect script for various DWARF tests.
   2 #   Copyright (C) 2006-2021 Free Software Foundation, Inc.
   3 #
   4 # This file is part of the GNU Binutils.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19 # MA 02110-1301, USA.
  20 #
  21
  22 #
  23 # Written by H.J. Lu (hongjiu.lu@intel.com)
  24 #
  25
  26 # Exclude non-ELF targets.
  27
  28 if ![is_elf_format] {
  29     return
  30 }
  31
  32 # Skip targets where -shared is not supported
  33
  34 if ![check_shared_lib_support] {
  35     return
  36 }
  37
  38 # Check if compiler works
  39 if { ![check_compiler_available] } {
  40     return
  41 }
  42
  43 # Skip if -feliminate-dwarf2-dups isn't supported.
  44 if ![ld_compile "$CC -g -feliminate-dwarf2-dups" $srcdir/$subdir/dummy.c tmpdir/dummy.o] {
  45     return
  46 }
  47
  48 set build_tests {
  49   {"Build libdwarf1.so"
  50    "-s -shared" "-fPIC -g -feliminate-dwarf2-dups"
  51    {dwarf1.c} {} "libdwarf1.so"}
  52   {"DWARF parse during linker error"
  53    "" "-fno-toplevel-reorder"
  54    {dwarf2a.c dwarf2b.c} {{error_output "dwarf2.err"}} "dwarf2.x"}
  55   {"Handle no DWARF information"
  56    "" "-g0"
  57    {dwarf3.c} {{error_output "dwarf3.err"}} "dwarf3.x"}
  58 }
  59
  60 set run_tests {
  61     {"Run with libdwarf1.so first"
  62      "-Wl,--no-as-needed tmpdir/libdwarf1.so" ""
  63      {dwarf1main.c} "dwarf1a" "dwarf1.out"
  64      "-g -feliminate-dwarf2-dups"}
  65     {"Run with libdwarf1.so last"
  66      "tmpdir/dwarf1main.o tmpdir/libdwarf1.so" ""
  67      {dummy.c} "dwarf1b" "dwarf1.out"
  68      "-g -feliminate-dwarf2-dups"}
  69 }
  70
  71 # Disable all sanitizers.
  72 set old_CFLAGS "$CFLAGS"
  73 append CFLAGS " $NOSANITIZE_CFLAGS"
  74 run_cc_link_tests $build_tests
  75 run_ld_link_exec_tests $run_tests
  76 set CFLAGS "$old_CFLAGS"
  77
  78 proc strip_test {} {
  79     global ld
  80     global strip
  81     global NM
  82
  83     set test "libdwarf1c.so"
  84     set test_name "Strip -s $test"
  85     set prog $strip
  86
  87     if ![ld_link $ld tmpdir/$test "-shared tmpdir/dwarf1.o"] {
  88         unresolved "$test_name"
  89         return
  90     }
  91
  92     send_log "$NM -D tmpdir/$test > tmpdir/$test.exp\n"
  93     catch "exec $NM -D tmpdir/$test > tmpdir/$test.exp" got
  94     if ![string match "" $got] then {
  95         send_log "$got\n"
  96         unresolved "$test_name"
  97         return
  98     }
  99
 100     send_log "$prog -s tmpdir/$test\n"
 101     catch "exec $prog -s tmpdir/$test" got
 102     if ![string match "" $got] then {
 103         send_log "$got\n"
 104         fail "$test_name"
 105         return
 106     }
 107
 108     send_log "$NM -D tmpdir/$test > tmpdir/$test.out\n"
 109     catch "exec $NM -D tmpdir/$test > tmpdir/$test.out" got
 110     if ![string match "" $got] then {
 111         send_log "$got\n"
 112         unresolved "$test_name"
 113         return
 114     }
 115
 116     if { [catch {exec cmp tmpdir/$test.exp tmpdir/$test.out}] } then {
 117         send_log "tmpdir/$test.exp tmpdir/$test.out differ.\n"
 118         fail "$test_name"
 119         return
 120     }
 121
 122     pass "$test_name"
 123 }
 124
 125 strip_test