213516ef31
This commit is the result of running the gdb/copyright.py script, which automated the update of the copyright year range for all source files managed by the GDB project to be updated to include year 2023.
81 lines
2.7 KiB
Text
81 lines
2.7 KiB
Text
# Copyright 2014-2023 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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