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.
66 lines
2.2 KiB
Text
66 lines
2.2 KiB
Text
# Copyright 2020-2023 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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# Test printing and subscripting flexible array members.
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standard_testfile
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if { [prepare_for_testing "failed to prepare" \
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${testfile} ${srcfile}] } {
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return
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}
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if { ![runto break_here] } {
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untested "could not run to break_here"
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return
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}
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# The various cases are:
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#
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# - ns: flexible array member with no size
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# - zs: flexible array member with size 0 (GNU C extension that predates the
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# standardization of the feature, but widely supported)
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# - zso: zero-size only, a corner case where the array is the sole member of
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# the structure
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# Print the whole structure.
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gdb_test "print *ns" " = {n = 3, items = $hex}"
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gdb_test "print *zs" " = {n = 3, items = $hex}"
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gdb_test "print *zso" " = {items = $hex}"
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# Print all items.
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gdb_test "print ns->items\[0\]" " = 101"
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gdb_test "print ns->items\[1\]" " = 102"
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gdb_test "print ns->items\[2\]" " = 103"
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gdb_test "print zs->items\[0\]" " = 201"
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gdb_test "print zs->items\[1\]" " = 202"
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gdb_test "print zs->items\[2\]" " = 203"
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gdb_test "print zso->items\[0\]" " = 301"
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gdb_test "print zso->items\[1\]" " = 302"
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gdb_test "print zso->items\[2\]" " = 303"
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# Check taking the address of array elements (how PR 28675 was originally
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# reported).
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gdb_test "print ns->items == &ns->items\[0\]" " = 1"
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gdb_test "print ns->items + 1 == &ns->items\[1\]" " = 1"
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gdb_test "print zs->items == &zs->items\[0\]" " = 1"
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gdb_test "print zs->items + 1 == &zs->items\[1\]" " = 1"
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gdb_test "print zso->items == &zso->items\[0\]" " = 1"
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gdb_test "print zso->items + 1 == &zso->items\[1\]" " = 1"
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