ld/testsuite/ld-elf/dwarf.exp

   1 # Expect script for various DWARF tests.
   2 #   Copyright (C) 2006-2024 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_FOR_TARGET -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 }
  56
  57 set build_tests_dwarf3 {
  58   {"Handle no DWARF information"
  59    "" "-g0"
  60    {dwarf3.c} {{error_output "dwarf3.err"}} "dwarf3.x"}
  61 }
  62
  63 set run_tests {
  64     {"Run with libdwarf1.so first"
  65      "-Wl,--no-as-needed tmpdir/libdwarf1.so" ""
  66      {dwarf1main.c} "dwarf1a" "dwarf1.out"
  67      "-g -feliminate-dwarf2-dups"}
  68     {"Run with libdwarf1.so last"
  69      "tmpdir/dwarf1main.o tmpdir/libdwarf1.so" ""
  70      {dummy.c} "dwarf1b" "dwarf1.out"
  71      "-g -feliminate-dwarf2-dups"}
  72 }
  73
  74 # Disable all sanitizers.
  75 set old_CFLAGS "$CFLAGS_FOR_TARGET"
  76 append CFLAGS_FOR_TARGET " $NOSANITIZE_CFLAGS"
  77 run_cc_link_tests $build_tests
  78 setup_xfail loongarch*-*-*
  79 run_cc_link_tests $build_tests_dwarf3
  80 run_ld_link_exec_tests $run_tests
  81 set CFLAGS_FOR_TARGET "$old_CFLAGS"
  82
  83 proc strip_test {} {
  84     global ld
  85     global strip
  86     global NM
  87
  88     set test "libdwarf1c.so"
  89     set test_name "Strip -s $test"
  90     set prog $strip
  91
  92     if ![ld_link $ld tmpdir/$test "-shared tmpdir/dwarf1.o"] {
  93         fail "$test_name"
  94         return
  95     }
  96
  97     send_log "$NM -D tmpdir/$test > tmpdir/$test.exp\n"
  98     catch "exec $NM -D tmpdir/$test > tmpdir/$test.exp" got
  99     if ![string match "" $got] then {
 100         send_log "$got\n"
 101         fail "$test_name"
 102         return
 103     }
 104
 105     send_log "$prog -s tmpdir/$test\n"
 106     catch "exec $prog -s tmpdir/$test" got
 107     if ![string match "" $got] then {
 108         send_log "$got\n"
 109         fail "$test_name"
 110         return
 111     }
 112
 113     send_log "$NM -D tmpdir/$test > tmpdir/$test.out\n"
 114     catch "exec $NM -D tmpdir/$test > tmpdir/$test.out" got
 115     if ![string match "" $got] then {
 116         send_log "$got\n"
 117         fail "$test_name"
 118         return
 119     }
 120
 121     if { [catch {exec cmp tmpdir/$test.exp tmpdir/$test.out}] } then {
 122         send_log "tmpdir/$test.exp tmpdir/$test.out differ.\n"
 123         fail "$test_name"
 124         return
 125     }
 126
 127     pass "$test_name"
 128 }
 129
 130 strip_test