gdb/testsuite/gdb.fortran/module.exp

   1 # Copyright 2009-2020 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 load_lib "fortran.exp"
  17
  18 standard_testfile .f90
  19
  20 if { [prepare_for_testing "failed to prepare" $testfile $srcfile {debug f90}] } {
  21     return -1
  22 }
  23
  24 # Test automatic language detection before the inferior starts.  It tests the
  25 # effect of expected:
  26 # (gdb) show language
  27 # The current source language is "auto; currently fortran".
  28 gdb_test "p modmany::var_i" " = 14" "stopped language detection"
  29
  30 gdb_test "print mod1::var_const" " = 20" "fully qualified name of DW_TAG_constant"
  31
  32 if ![runto MAIN__] then {
  33     perror "couldn't run to breakpoint MAIN__"
  34     continue
  35 }
  36
  37 set int_type [fortran_int4]
  38
  39 # Test 'info variables' can find module variables.
  40 gdb_test "info variables -n" \
  41     [multi_line \
  42          "All defined variables:" \
  43          "" \
  44          "File .*$srcfile:" \
  45          "18:\[ \t\]+${int_type} mod1::var_const;" \
  46          "17:\[ \t\]+${int_type} mod1::var_i;" \
  47          "23:\[ \t\]+${int_type} mod2::var_i;" \
  48          "28:\[ \t\]+${int_type} mod3::mod1;" \
  49          "27:\[ \t\]+${int_type} mod3::mod2;" \
  50          "29:\[ \t\]+${int_type} mod3::var_i;" \
  51          "33:\[ \t\]+${int_type} modmany::var_a;" \
  52          "33:\[ \t\]+${int_type} modmany::var_b;" \
  53          "33:\[ \t\]+${int_type} modmany::var_c;" \
  54          "33:\[ \t\]+${int_type} modmany::var_i;" \
  55          "37:\[ \t\]+${int_type} moduse::var_x;" \
  56          "37:\[ \t\]+${int_type} moduse::var_y;(" \
  57          "" \
  58          "File .*:(" \
  59          "$decimal:.*)+)*"]
  60
  61
  62 # Do not use simple single-letter names as GDB would pick up for expectedly
  63 # nonexisting symbols some static variables from system libraries debuginfos.
  64
  65 gdb_breakpoint [gdb_get_line_number "i-is-1"]
  66 gdb_continue_to_breakpoint "i-is-1" ".*i-is-1.*"
  67 gdb_test "print var_i" " = 1" "print var_i value 1"
  68
  69 gdb_breakpoint [gdb_get_line_number "i-is-2"]
  70 gdb_continue_to_breakpoint "i-is-2" ".*i-is-2.*"
  71 gdb_test "print var_i" " = 2" "print var_i value 2"
  72
  73 gdb_breakpoint [gdb_get_line_number "i-is-3"]
  74 gdb_continue_to_breakpoint "i-is-3" ".*i-is-3.*"
  75 # Ensure that the scope is correctly resolved.
  76 gdb_test "p mod3" "Attempt to use a type name as an expression" "print mod3"
  77 gdb_test "p mod2" " = 3" "print mod2"
  78 gdb_test "p mod1" " = 3" "print mod1"
  79
  80 gdb_breakpoint [gdb_get_line_number "a-b-c-d"]
  81 gdb_continue_to_breakpoint "a-b-c-d" ".*a-b-c-d.*"
  82 gdb_test "print var_a" "No symbol \"var_a\" in current context\\."
  83 gdb_test "print var_b" " = 11"
  84 gdb_test "print var_c" "No symbol \"var_c\" in current context\\."
  85 gdb_test "print var_d" " = 12"
  86 gdb_test "print var_i" " = 14" "print var_i value 14"
  87 gdb_test "print var_x" " = 30" "print var_x value 30"
  88 gdb_test "print var_y" "No symbol \"var_y\" in current context\\."
  89 gdb_test "print var_z" " = 31" "print var_x value 31"
  90
  91 gdb_test "ptype modmany" "type = module modmany"
  92
  93 proc complete {expr list} {
  94     set cmd "complete p $expr"
  95     set expect [join [concat [list $cmd] $list] "\r\np "]
  96     gdb_test $cmd $expect "complete $expr"
  97 }
  98 set modmany_list {modmany::var_a modmany::var_b modmany::var_c modmany::var_i}
  99 complete "modm" "modmany $modmany_list"
 100 complete "modmany" "modmany $modmany_list"
 101 complete "modmany::" $modmany_list
 102 complete "modmany::var" $modmany_list
 103
 104 # Breakpoint would work in language "c".
 105 gdb_test "show language" {The current source language is "(auto; currently )?fortran".}
 106
 107 # gcc-4.4.2: The main program is always MAIN__ in .symtab so "runto" above
 108 # works.  But DWARF DW_TAG_subprogram contains the name specified by
 109 # the "program" Fortran statement.
 110 if [gdb_breakpoint "module"] {
 111     pass "setting breakpoint at module"
 112 }