5e13cf2543
Non-local references in nested functions are usually implemented
by using DWARF static link. This feature was added
with commit 63e43d3aed
(DWARF: handle non-local references in nested functions) but
a testcase was missing in Fortran.
2016-06-10 Bernhard Heckel <bernhard.heckel@intel.com>
gdb/Testsuite/Changelog:
* gdb.fortran/nested-funcs.exp: New.
* gdb.fortran/nested-funcs.f90: New.
64 lines
2.5 KiB
Text
Executable file
64 lines
2.5 KiB
Text
Executable file
# Copyright 2016 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This testcase is supposed to test DWARF static link which is usually
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# used together with nested functions.
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if { [skip_fortran_tests] } { return -1 }
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standard_testfile .f90
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load_lib "fortran.exp"
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if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug f90}]} {
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return -1
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}
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if ![runto MAIN__] then {
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perror "couldn't run to breakpoint MAIN__"
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continue
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}
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# Test if we can access local and
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# non-local variables defined one level up.
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gdb_breakpoint [gdb_get_line_number "! BP_outer"]
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gdb_continue_to_breakpoint "! BP_outer" ".*! BP_outer"
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gdb_test "print index" "= 13" "print index at BP_outer"
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gdb_test "set index = 42"
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gdb_test "print index" "= 42" "print index at BP_outer, manipulated"
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gdb_test "print local_int" "= 19" "print local_int in outer function"
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# Non-local variable should be affected in one frame up as well.
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gdb_test "up"
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gdb_test "print index" "= 42" "print index at BP1, one frame up"
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# Test if we can access local and
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# non-local variables defined two level up.
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gdb_breakpoint [gdb_get_line_number "! BP_inner"]
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gdb_continue_to_breakpoint "! BP_inner" ".*! BP_inner"
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gdb_test "print index" "= 42" "print index at BP_inner"
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gdb_test "print v_state%code" "= 61" "print v_state%code at BP_inner"
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gdb_test "print local_int" "= 17" "print local_int in inner function"
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# Test if local variable is still correct.
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gdb_breakpoint [gdb_get_line_number "! BP_outer_2"]
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gdb_continue_to_breakpoint "! BP_outer_2" ".*! BP_outer_2"
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gdb_test "print local_int" "= 19" \
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"print local_int in outer function, after sub_nested_inner"
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# Sanity check in main.
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gdb_breakpoint [gdb_get_line_number "! BP_main"]
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gdb_continue_to_breakpoint "! BP_main" ".*! BP_main"
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gdb_test "print index" "= 42" "print index at BP_main"
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gdb_test "print v_state%code" "= 59" "print v_state%code at BP_main"
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