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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
140 lines
5.2 KiB
Plaintext
140 lines
5.2 KiB
Plaintext
# Copyright 2018-2021 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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# Test evaluating logical expressions that contain array references, function
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# calls and substring operations that are to be skipped due to short
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# circuiting.
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if {[skip_fortran_tests]} { return -1 }
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standard_testfile ".f90"
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if {[prepare_for_testing ${testfile}.exp ${testfile} ${srcfile} {debug f90}]} {
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return -1
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}
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if {![runto [gdb_get_line_number "post_truth_table_init"]]} then {
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perror "couldn't run to breakpoint post_truth_table_init"
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continue
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}
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# Non-zero value to use as the function call count base. Using zero is avoided
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# as this is a common value in memory.
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set prime 17
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# Reset all call counts to the initial value ($prime).
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proc reset_called_flags { } {
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global prime
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foreach counter {no_arg no_arg_false one_arg two_arg array} {
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gdb_test_no_output "set var calls%function_${counter}_called=$prime"
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}
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}
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reset_called_flags
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# Vary conditional and input over the standard truth table.
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# Test that the debugger can evaluate expressions of the form
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# a(x,y) .OR./.AND. a(a,b) correctly.
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foreach_with_prefix truth_table_index {1 2 3 4} {
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gdb_test "p truth_table($truth_table_index, 1) .OR. truth_table($truth_table_index, 2)" \
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"[expr $truth_table_index > 1 ? \".TRUE.\" : \".FALSE.\"]"
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}
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foreach_with_prefix truth_table_index {1 2 3 4} {
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gdb_test "p truth_table($truth_table_index, 1) .AND. truth_table($truth_table_index, 2)" \
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"[expr $truth_table_index > 3 ? \".TRUE.\" : \".FALSE.\"]"
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}
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# Vary number of function arguments to skip.
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set argument_list ""
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foreach_with_prefix arg {"No" "One" "Two"} {
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set trimmed_args [string trimright $argument_list ,]
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set arg_lower [string tolower $arg]
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gdb_test "p function_no_arg_false() .OR. function_${arg_lower}_arg($trimmed_args)" \
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" = .TRUE."
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reset_called_flags
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gdb_test "p .TRUE. .OR. function_${arg_lower}_arg($trimmed_args)" \
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" = .TRUE."
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# Check that none of the short-circuited functions have been called.
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gdb_test "p calls" \
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" = \\\( function_no_arg_called = $prime, function_no_arg_false_called = $prime, function_one_arg_called = $prime, function_two_arg_called = $prime, function_array_called = $prime \\\)"
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append argument_list " .TRUE.,"
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}
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with_test_prefix "nested call not skipped" {
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reset_called_flags
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# Check nested calls
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gdb_test "p function_one_arg(.FALSE. .OR. function_no_arg())" \
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" = .TRUE."
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gdb_test "p calls" \
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" = \\\( function_no_arg_called = [expr $prime + 1], function_no_arg_false_called = $prime, function_one_arg_called = [expr $prime + 1], function_two_arg_called = $prime, function_array_called = $prime \\\)"
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}
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with_test_prefix "nested call skipped" {
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gdb_test "p function_one_arg(.TRUE. .OR. function_no_arg())" \
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" = .TRUE."
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gdb_test "p calls" \
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" = \\\( function_no_arg_called = [expr $prime + 1], function_no_arg_false_called = $prime, function_one_arg_called = [expr $prime + 2], function_two_arg_called = $prime, function_array_called = $prime \\\)"
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}
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# Vary number of components in the expression to skip.
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set expression "p .TRUE."
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foreach_with_prefix expression_components {1 2 3 4} {
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set expression "$expression .OR. function_one_arg(.TRUE.)"
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gdb_test "$expression" \
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" = .TRUE."
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}
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# Check parsing skipped substring operations.
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gdb_test "p .TRUE. .OR. binary_string(1)" " = .TRUE."
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# Check parsing skipped substring operations with ranges. These should all
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# return true as the result is > 0.
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# The second binary_string access is important as an incorrect pos update
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# will not be picked up by a single access.
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foreach_with_prefix range1 {"1:2" ":" ":2" "1:"} {
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foreach_with_prefix range2 {"1:2" ":" ":2" "1:"} {
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gdb_test "p .TRUE. .OR. binary_string($range1) .OR. binary_string($range2)" \
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" = .TRUE."
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}
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}
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# Skip multi-dimensional arrays with ranges.
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foreach_with_prefix range1 {"1:2" ":" ":2" "1:"} {
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foreach_with_prefix range2 {"1:2" ":" ":2" "1:"} {
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gdb_test "p .TRUE. .OR. binary_string($range1) .OR. truth_table($range2, 1)" \
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" = .TRUE."
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}
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}
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# Check evaluation of substring operations in logical expressions.
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gdb_test "p .FALSE. .OR. binary_string(1)" " = .FALSE."
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with_test_prefix "binary string skip" {
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reset_called_flags
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# Function call and substring skip.
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gdb_test "p .TRUE. .OR. function_one_arg(binary_string(1))" \
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" = .TRUE."
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gdb_test "p calls%function_one_arg_called" " = $prime"
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}
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with_test_prefix "array skip" {
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# Function call and array skip.
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reset_called_flags
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gdb_test "p .TRUE. .OR. function_array(binary_string)" \
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" = .TRUE."
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gdb_test "p calls%function_array_called" " = $prime"
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}
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