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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
82 lines
2.7 KiB
Plaintext
82 lines
2.7 KiB
Plaintext
# Copyright 2014-2022 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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# Tests side-effects of sizeof evaluation.
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# Based on gcc/testsuite/gcc.dg/vla-4.c; vla-15.c
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standard_testfile
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if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
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return -1
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}
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if ![runto_main] {
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return -1
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}
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gdb_breakpoint [gdb_get_line_number "vla-filled"]
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gdb_continue_to_breakpoint "vla-filled"
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# Check side effects for sizeof argument.
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set sizeof_int [get_sizeof "int" 4]
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set sizeof_vla [ expr "10" * "$sizeof_int" ]
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gdb_test "print sizeof (vla1\[i++\])" " = ${sizeof_int}"
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gdb_test "print i" " = 0" \
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"print i - sizeof no side effects"
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gdb_test "print sizeof (++vla1\[0\])" " = ${sizeof_int}"
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gdb_test "print vla1\[0\]" " = 10" \
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"print vla1\[0\] - sizeof no side effects"
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gdb_test "ptype ++vla1\[0\]" "type = int"
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gdb_test "print vla1\[0\]" " = 10" \
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"print vla1\[0\] - ptype no side effects"
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gdb_test "whatis ++vla1\[0\]" "type = int"
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gdb_test "print vla1\[0\]" " = 10" \
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"print vla1\[0\] - whatis no side effects"
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gdb_test "print sizeof (vla2\[i++\])" " = ${sizeof_vla}"
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gdb_test "print i" " = 1" \
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"print i - sizeof with side effects (1)"
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gdb_test "print sizeof (vla2\[i++ + sizeof(j++)\])" " = ${sizeof_vla}"
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gdb_test "print i" " = 2" \
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"print i - sizeof with side effects (2)"
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gdb_test "print j" " = 0" \
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"print j - sizeof with no side effects"
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gdb_test "ptype vla2\[i++\]" "type = int \\\[10\\\]"
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gdb_test "print i" " = 2" \
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"print i - ptype with side effects (1)"
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gdb_test "ptype vla2\[i++ + sizeof(j++)\]" "type = int \\\[10\\\]"
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gdb_test "print i" " = 2" \
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"print i - ptype with side effects (2)"
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gdb_test "print j" " = 0" \
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"print j - ptype with no side effects"
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gdb_test "whatis vla2\[i++\]" "type = int \\\[10\\\]"
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gdb_test "print i" " = 2" \
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"print i - whatis with side effects (1)"
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gdb_test "whatis vla2\[i++ + sizeof(j++)\]" "type = int \\\[10\\\]"
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gdb_test "print i" " = 2" \
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"print i - whatis with side effects (2)"
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gdb_test "print j" " = 0" \
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"print j - whatis with no side effects"
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