gdb/testsuite/gdb.fortran/module.exp

   1 # Copyright 2009-2023 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 if {[skip_fortran_tests]} { return -1 }
  19
  20 standard_testfile .f90
  21
  22 if { [prepare_for_testing "failed to prepare" $testfile $srcfile {debug f90}] } {
  23     return -1
  24 }
  25
  26 # Test automatic language detection before the inferior starts.  It tests the
  27 # effect of expected:
  28 # (gdb) show language
  29 # The current source language is "auto; currently fortran".
  30 gdb_test "p modmany::var_i" " = 14" "stopped language detection"
  31
  32 gdb_test "print mod1::var_const" " = 20" "fully qualified name of DW_TAG_constant"
  33
  34 # Avoid shared lib symbols.
  35 gdb_test_no_output "set auto-solib-add off"
  36
  37 if {![fortran_runto_main]} {
  38     return
  39 }
  40
  41 # Avoid libc symbols.
  42 gdb_test "nosharedlibrary"
  43
  44 set int_type [fortran_int4]
  45
  46 # Test 'info variables' can find module variables.
  47 set mod_re \
  48     [multi_line \
  49          "18:\[ \t\]+${int_type} mod1::var_const;" \
  50          "17:\[ \t\]+${int_type} mod1::var_i;" \
  51          "23:\[ \t\]+${int_type} mod2::var_i;" \
  52          "28:\[ \t\]+${int_type} mod3::mod1;" \
  53          "27:\[ \t\]+${int_type} mod3::mod2;" \
  54          "29:\[ \t\]+${int_type} mod3::var_i;" \
  55          "33:\[ \t\]+${int_type} modmany::var_a;" \
  56          "33:\[ \t\]+${int_type} modmany::var_b;" \
  57          "33:\[ \t\]+${int_type} modmany::var_c;" \
  58          "33:\[ \t\]+${int_type} modmany::var_i;" \
  59          "37:\[ \t\]+${int_type} moduse::var_x;" \
  60          "37:\[ \t\]+${int_type} moduse::var_y;"]
  61
  62 set state 0
  63 gdb_test_multiple "info variables -n" "" {
  64     -re "\r\nAll defined variables:" {
  65         if { $state == 0 } { set state 1 }
  66         exp_continue
  67     }
  68     -re "\r\n\r\nFile .*[string_to_regexp $srcfile]:" {
  69         if { $state == 1 } { set state 2 }
  70         exp_continue
  71     }
  72     -re $mod_re {
  73         if { $state == 2 } { set state 3 }
  74         exp_continue
  75     }
  76     -re "\r\n\r\nFile \[^\r\n\]*:" {
  77         exp_continue
  78     }
  79     -re -wrap "" {
  80         if { $state == 3} {
  81             pass $gdb_test_name
  82         } else {
  83             fail $gdb_test_name
  84         }
  85     }
  86 }
  87
  88 # Do not use simple single-letter names as GDB would pick up for expectedly
  89 # nonexisting symbols some static variables from system libraries debuginfos.
  90
  91 gdb_breakpoint [gdb_get_line_number "i-is-1"]
  92 gdb_continue_to_breakpoint "i-is-1" ".*i-is-1.*"
  93 gdb_test "print var_i" " = 1" "print var_i value 1"
  94
  95 gdb_breakpoint [gdb_get_line_number "i-is-2"]
  96 gdb_continue_to_breakpoint "i-is-2" ".*i-is-2.*"
  97 gdb_test "print var_i" " = 2" "print var_i value 2"
  98
  99 gdb_breakpoint [gdb_get_line_number "i-is-3"]
 100 gdb_continue_to_breakpoint "i-is-3" ".*i-is-3.*"
 101 # Ensure that the scope is correctly resolved.
 102 gdb_test "p mod3" "Attempt to use a type name as an expression" "print mod3"
 103 gdb_test "p mod2" " = 3" "print mod2"
 104 gdb_test "p mod1" " = 3" "print mod1"
 105
 106 gdb_breakpoint [gdb_get_line_number "a-b-c-d"]
 107 gdb_continue_to_breakpoint "a-b-c-d" ".*a-b-c-d.*"
 108 gdb_test "print var_a" "No symbol \"var_a\" in current context\\."
 109 gdb_test "print var_b" " = 11"
 110 gdb_test "print var_c" "No symbol \"var_c\" in current context\\."
 111 gdb_test "print var_d" " = 12"
 112 gdb_test "print var_i" " = 14" "print var_i value 14"
 113 gdb_test "print var_x" " = 30" "print var_x value 30"
 114 gdb_test "print var_y" "No symbol \"var_y\" in current context\\."
 115 gdb_test "print var_z" " = 31" "print var_x value 31"
 116
 117 gdb_test "ptype modmany" "type = module modmany"
 118
 119 proc complete {expr list} {
 120     set n_lines "\(?:\\r\\n.*\)*"
 121     set cmd "complete p $expr"
 122     set expect [join [concat [list $cmd] $list] $n_lines]
 123     gdb_test $cmd "$expect$n_lines" "complete $expr"
 124 }
 125 set modmany_list {modmany::var_a modmany::var_b modmany::var_c modmany::var_i}
 126 complete "modm" "modmany $modmany_list"
 127 complete "modmany" "modmany $modmany_list"
 128 complete "modmany::" $modmany_list
 129 complete "modmany::var" $modmany_list
 130
 131 # Breakpoint would work in language "c".
 132 gdb_test "show language" {The current source language is "(auto; currently )?fortran".}
 133
 134 # gcc-4.4.2: The main program is always $fmain in .symtab so "runto" above
 135 # works.  But DWARF DW_TAG_subprogram contains the name specified by
 136 # the "program" Fortran statement.
 137 if [gdb_breakpoint "module"] {
 138     pass "setting breakpoint at module"
 139 }