gdb/testsuite/gdb.compile/compile-ifunc.exp

   1 # Copyright 2015-2020 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 if {[skip_ifunc_tests]} {
  17     return 0
  18 }
  19
  20 standard_testfile
  21
  22 with_test_prefix "nodebug" {
  23
  24     if { [prepare_for_testing "failed to prepare" "$testfile-nodebug" $srcfile {}] } {
  25         return -1
  26     }
  27
  28     if ![runto_main] {
  29         return -1
  30     }
  31
  32     # This binary has no debug information, so force the language to C in case
  33     # GDB happened to see real asm code when it stopped at the entry point
  34     # when talking to a remote target, like gdbserver.  This guarantees the
  35     # feature check below will work.
  36     gdb_test_no_output "set language c" ""
  37
  38     if {[skip_compile_feature_tests]} {
  39         untested "compile command not supported (could not find libcc1 shared library?)"
  40         return -1
  41     }
  42
  43     gdb_test "compile code resultvar = gnu_ifunc (10);" \
  44         [multi_line \
  45              "warning: variable has unknown type; assuming int" \
  46              "warning: function has unknown return type; assuming int"]
  47
  48     gdb_test "p (int) resultvar" " = 11"
  49
  50 }
  51
  52 with_test_prefix "debug" {
  53
  54     if { [prepare_for_testing "failed to prepare" "$testfile-debug" $srcfile] } {
  55         return -1
  56     }
  57
  58     if ![runto_main] {
  59         return -1
  60     }
  61     # gnu_ifunc (10): error: too many arguments to function 'gnu_ifunc'
  62     gdb_test "compile code resultvar = gnu_ifunc_alias (10);" \
  63         "warning: function has unknown return type; assuming int"
  64     gdb_test "p resultvar" " = 11"
  65
  66 }