From FEDORA_PATCHES Mon Sep 17 00:00:00 2001

From: Fedora GDB patches <invalid@email.com>

Date: Fri, 27 Oct 2017 21:07:50 +0200

Subject: gdb-rhbz795424-bitpos-lazyvalue.patch

;; Fix `GDB cannot access struct member whose offset is larger than 256MB'

;; (RH BZ 795424).

;;=push

diff --git a/gdb/testsuite/gdb.base/longest-types-64bit.S b/gdb/testsuite/gdb.base/longest-types-64bit.S

new file mode 100644

--- /dev/null

+++ b/gdb/testsuite/gdb.base/longest-types-64bit.S

@@ -0,0 +1,249 @@

+/* This testcase is part of GDB, the GNU debugger.

+

+   Copyright 2012 Free Software Foundation, Inc.

+

+   This program is free software; you can redistribute it and/or modify

+   it under the terms of the GNU General Public License as published by

+   the Free Software Foundation; either version 3 of the License, or

+   (at your option) any later version.

+

+   This program is distributed in the hope that it will be useful,

+   but WITHOUT ANY WARRANTY; without even the implied warranty of

+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+   GNU General Public License for more details.

+

+   You should have received a copy of the GNU General Public License

+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

+

+	.file	"longest-types-64bit.c"

+	.text

+.Ltext0:

+	.globl main

+main:

+	.comm	f,8,8

+.Letext0:

+	.file 1 "gdb.base/longest-types-64bit.c"

+	.section	.debug_info,"",@progbits

+.Ldebug_info0:

+	.4byte	0x9a	/* Length of Compilation Unit Info */

+	.2byte	0x2	/* DWARF version number */

+	.4byte	.Ldebug_abbrev0	/* Offset Into Abbrev. Section */

+	.byte	0x8	/* Pointer Size (in bytes) */

+	.uleb128 0x1	/* (DIE (0xb) DW_TAG_compile_unit) */

+	.4byte	.LASF3	/* DW_AT_producer: "GNU C 4.7.3 20121109 (prerelease)" */

+	.byte	0x1	/* DW_AT_language */

+	.4byte	.LASF4	/* DW_AT_name: "gdb.base/longest-types-64bit.c" */

+	.4byte	.LASF5	/* DW_AT_comp_dir: "" */

+	.4byte	.Ldebug_line0	/* DW_AT_stmt_list */

+	.uleb128 0x2	/* (DIE (0x1d) DW_TAG_structure_type) */

+	.ascii "foo\0"	/* DW_AT_name */

+	.4byte	0xff000002	/* DW_AT_byte_size */

+	.byte	0x1	/* DW_AT_decl_file (gdb.base/longest-types-64bit.c) */

+	.byte	0x12	/* DW_AT_decl_line */

+	.4byte	0x4e	/* DW_AT_sibling */

+	.uleb128 0x3	/* (DIE (0x2c) DW_TAG_member) */

+	.ascii "buf\0"	/* DW_AT_name */

+	.byte	0x1	/* DW_AT_decl_file (gdb.base/longest-types-64bit.c) */

+	.byte	0x14	/* DW_AT_decl_line */

+	.4byte	0x4e	/* DW_AT_type */

+	.byte	0x2	/* DW_AT_data_member_location */

+	.byte	0x23	/* DW_OP_plus_uconst */

+	.uleb128 0

+	.uleb128 0x4	/* (DIE (0x3a) DW_TAG_member) */

+	.4byte	.LASF0	/* DW_AT_name: "buf2" */

+	.byte	0x1	/* DW_AT_decl_file (gdb.base/longest-types-64bit.c) */

+	.byte	0x15	/* DW_AT_decl_line */

+	.4byte	0x73	/* DW_AT_type */

+	.byte	0x7	/* DW_AT_data_member_location */

+	.byte	0x23	/* DW_OP_plus_uconst */

+	.uleb128 0xffff000000

+	.byte	0	/* end of children of DIE 0x1d */

+	.uleb128 0x5	/* (DIE (0x4e) DW_TAG_array_type) */

+	.4byte	0x6c	/* DW_AT_type */

+	.4byte	0x65	/* DW_AT_sibling */

+	.uleb128 0x6	/* (DIE (0x57) DW_TAG_subrange_type) */

+	.4byte	0x65	/* DW_AT_type */

+	.quad	0xfffeffffff	/* DW_AT_upper_bound */

+	.byte	0	/* end of children of DIE 0x4e */

+	.uleb128 0x7	/* (DIE (0x65) DW_TAG_base_type) */

+	.byte	0x8	/* DW_AT_byte_size */

+	.byte	0x7	/* DW_AT_encoding */

+	.4byte	.LASF1	/* DW_AT_name: "sizetype" */

+	.uleb128 0x7	/* (DIE (0x6c) DW_TAG_base_type) */

+	.byte	0x1	/* DW_AT_byte_size */

+	.byte	0x6	/* DW_AT_encoding */

+	.4byte	.LASF2	/* DW_AT_name: "char" */

+	.uleb128 0x5	/* (DIE (0x73) DW_TAG_array_type) */

+	.4byte	0x6c	/* DW_AT_type */

+	.4byte	0x83	/* DW_AT_sibling */

+	.uleb128 0x8	/* (DIE (0x7c) DW_TAG_subrange_type) */

+	.4byte	0x65	/* DW_AT_type */

+	.byte	0x1	/* DW_AT_upper_bound */

+	.byte	0	/* end of children of DIE 0x73 */

+	.uleb128 0x9	/* (DIE (0x83) DW_TAG_variable) */

+	.ascii "f\0"	/* DW_AT_name */

+	.byte	0x1	/* DW_AT_decl_file (gdb.base/longest-types-64bit.c) */

+	.byte	0x16	/* DW_AT_decl_line */

+	.4byte	0x97	/* DW_AT_type */

+	.byte	0x1	/* DW_AT_external */

+	.byte	0x9	/* DW_AT_location */

+	.byte	0x3	/* DW_OP_addr */

+	.quad	f

+	.uleb128 0xa	/* (DIE (0x97) DW_TAG_pointer_type) */

+	.byte	0x8	/* DW_AT_byte_size */

+	.4byte	0x1d	/* DW_AT_type */

+	.byte	0	/* end of children of DIE 0xb */

+	.section	.debug_abbrev,"",@progbits

+.Ldebug_abbrev0:

+	.uleb128 0x1	/* (abbrev code) */

+	.uleb128 0x11	/* (TAG: DW_TAG_compile_unit) */

+	.byte	0x1	/* DW_children_yes */

+	.uleb128 0x25	/* (DW_AT_producer) */

+	.uleb128 0xe	/* (DW_FORM_strp) */

+	.uleb128 0x13	/* (DW_AT_language) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3	/* (DW_AT_name) */

+	.uleb128 0xe	/* (DW_FORM_strp) */

+	.uleb128 0x1b	/* (DW_AT_comp_dir) */

+	.uleb128 0xe	/* (DW_FORM_strp) */

+	.uleb128 0x10	/* (DW_AT_stmt_list) */

+	.uleb128 0x6	/* (DW_FORM_data4) */

+	.byte	0

+	.byte	0

+	.uleb128 0x2	/* (abbrev code) */

+	.uleb128 0x13	/* (TAG: DW_TAG_structure_type) */

+	.byte	0x1	/* DW_children_yes */

+	.uleb128 0x3	/* (DW_AT_name) */

+	.uleb128 0x8	/* (DW_FORM_string) */

+	.uleb128 0xb	/* (DW_AT_byte_size) */

+	.uleb128 0x6	/* (DW_FORM_data4) */

+	.uleb128 0x3a	/* (DW_AT_decl_file) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3b	/* (DW_AT_decl_line) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x1	/* (DW_AT_sibling) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.byte	0

+	.byte	0

+	.uleb128 0x3	/* (abbrev code) */

+	.uleb128 0xd	/* (TAG: DW_TAG_member) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0x3	/* (DW_AT_name) */

+	.uleb128 0x8	/* (DW_FORM_string) */

+	.uleb128 0x3a	/* (DW_AT_decl_file) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3b	/* (DW_AT_decl_line) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.uleb128 0x38	/* (DW_AT_data_member_location) */

+	.uleb128 0xa	/* (DW_FORM_block1) */

+	.byte	0

+	.byte	0

+	.uleb128 0x4	/* (abbrev code) */

+	.uleb128 0xd	/* (TAG: DW_TAG_member) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0x3	/* (DW_AT_name) */

+	.uleb128 0xe	/* (DW_FORM_strp) */

+	.uleb128 0x3a	/* (DW_AT_decl_file) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3b	/* (DW_AT_decl_line) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.uleb128 0x38	/* (DW_AT_data_member_location) */

+	.uleb128 0xa	/* (DW_FORM_block1) */

+	.byte	0

+	.byte	0

+	.uleb128 0x5	/* (abbrev code) */

+	.uleb128 0x1	/* (TAG: DW_TAG_array_type) */

+	.byte	0x1	/* DW_children_yes */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.uleb128 0x1	/* (DW_AT_sibling) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.byte	0

+	.byte	0

+	.uleb128 0x6	/* (abbrev code) */

+	.uleb128 0x21	/* (TAG: DW_TAG_subrange_type) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.uleb128 0x2f	/* (DW_AT_upper_bound) */

+	.uleb128 0x7	/* (DW_FORM_data8) */

+	.byte	0

+	.byte	0

+	.uleb128 0x7	/* (abbrev code) */

+	.uleb128 0x24	/* (TAG: DW_TAG_base_type) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0xb	/* (DW_AT_byte_size) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3e	/* (DW_AT_encoding) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3	/* (DW_AT_name) */

+	.uleb128 0xe	/* (DW_FORM_strp) */

+	.byte	0

+	.byte	0

+	.uleb128 0x8	/* (abbrev code) */

+	.uleb128 0x21	/* (TAG: DW_TAG_subrange_type) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.uleb128 0x2f	/* (DW_AT_upper_bound) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.byte	0

+	.byte	0

+	.uleb128 0x9	/* (abbrev code) */

+	.uleb128 0x34	/* (TAG: DW_TAG_variable) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0x3	/* (DW_AT_name) */

+	.uleb128 0x8	/* (DW_FORM_string) */

+	.uleb128 0x3a	/* (DW_AT_decl_file) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x3b	/* (DW_AT_decl_line) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.uleb128 0x3f	/* (DW_AT_external) */

+	.uleb128 0xc	/* (DW_FORM_flag) */

+	.uleb128 0x2	/* (DW_AT_location) */

+	.uleb128 0xa	/* (DW_FORM_block1) */

+	.byte	0

+	.byte	0

+	.uleb128 0xa	/* (abbrev code) */

+	.uleb128 0xf	/* (TAG: DW_TAG_pointer_type) */

+	.byte	0	/* DW_children_no */

+	.uleb128 0xb	/* (DW_AT_byte_size) */

+	.uleb128 0xb	/* (DW_FORM_data1) */

+	.uleb128 0x49	/* (DW_AT_type) */

+	.uleb128 0x13	/* (DW_FORM_ref4) */

+	.byte	0

+	.byte	0

+	.byte	0

+	.section	.debug_aranges,"",@progbits

+	.4byte	0x1c	/* Length of Address Ranges Info */

+	.2byte	0x2	/* DWARF Version */

+	.4byte	.Ldebug_info0	/* Offset of Compilation Unit Info */

+	.byte	0x8	/* Size of Address */

+	.byte	0	/* Size of Segment Descriptor */

+	.2byte	0	/* Pad to 16 byte boundary */

+	.2byte	0

+	.quad	0

+	.quad	0

+	.section	.debug_line,"",@progbits

+.Ldebug_line0:

+	.section	.debug_str,"MS",@progbits,1

+.LASF4:

+	.string	"gdb.base/longest-types-64bit.c"

+.LASF3:

+	.string	"GNU C 4.7.3 20121109 (prerelease)"

+.LASF0:

+	.string	"buf2"

+.LASF1:

+	.string	"sizetype"

+.LASF5:

+	.string	""

+.LASF2:

+	.string	"char"

+	.ident	"GCC: (GNU) 4.7.3 20121109 (prerelease)"

+	.section	.note.GNU-stack,"",@progbits

diff --git a/gdb/testsuite/gdb.base/longest-types-64bit.bz2.uu b/gdb/testsuite/gdb.base/longest-types-64bit.bz2.uu

new file mode 100644

--- /dev/null

+++ b/gdb/testsuite/gdb.base/longest-types-64bit.bz2.uu

@@ -0,0 +1,67 @@

+begin 755 gdb.base/longest-types-64bit.bz2

+M0EIH.3%!62936<'N#OH`"G/________^______?_Y______//]7SQD5'^/_%

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+?<55!2^6_8J$)-O<>\H0U/6Q^>UG0%W)%.%"0P>X.^@``

+`

+end

diff --git a/gdb/testsuite/gdb.base/longest-types-64bit.c b/gdb/testsuite/gdb.base/longest-types-64bit.c

new file mode 100644

--- /dev/null

+++ b/gdb/testsuite/gdb.base/longest-types-64bit.c

@@ -0,0 +1,28 @@

+/* This testcase is part of GDB, the GNU debugger.

+

+   Copyright 2012 Free Software Foundation, Inc.

+

+   This program is free software; you can redistribute it and/or modify

+   it under the terms of the GNU General Public License as published by

+   the Free Software Foundation; either version 3 of the License, or

+   (at your option) any later version.

+

+   This program is distributed in the hope that it will be useful,

+   but WITHOUT ANY WARRANTY; without even the implied warranty of

+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+   GNU General Public License for more details.

+

+   You should have received a copy of the GNU General Public License

+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

+

+struct foo

+{

+  char buf[0xffff000000];

+  char buf2[2];

+} *f;

+

+int

+main (void)

+{

+  return 0;

+}

diff --git a/gdb/testsuite/gdb.base/longest-types-64bit.exp b/gdb/testsuite/gdb.base/longest-types-64bit.exp

new file mode 100644

--- /dev/null

+++ b/gdb/testsuite/gdb.base/longest-types-64bit.exp

@@ -0,0 +1,59 @@

+# This testcase is part of GDB, the GNU debugger.

+

+# Copyright 2012 Free Software Foundation, Inc.

+

+# This program is free software; you can redistribute it and/or modify

+# it under the terms of the GNU General Public License as published by

+# the Free Software Foundation; either version 3 of the License, or

+# (at your option) any later version.

+#

+# This program is distributed in the hope that it will be useful,

+# but WITHOUT ANY WARRANTY; without even the implied warranty of

+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+# GNU General Public License for more details.

+#

+# You should have received a copy of the GNU General Public License

+# along with this program.  If not, see <http://www.gnu.org/licenses/>.

+

+standard_testfile .c longest-types-64bit.S

+

+proc test { name } { with_test_prefix $name {

+    # 64-bit array size should not overflow

+    gdb_test "print &f->buf" {= \(char \(\*\)\[1099494850560\]\) 0x0}

+

+    # The offset should not overflow

+    gdb_test "print &f->buf2" {= \(char \(\*\)\[2\]\) 0xffff000000}

+}}

+

+

+# Test 64-bit file first as it is not compiled so its compilation never fails.

+

+set file64bitbz2uu ${srcdir}/${subdir}/${testfile}.bz2.uu

+set file64bit [standard_output_file ${testfile}]

+

+if {[catch "system \"uudecode -o - ${file64bitbz2uu} | bzip2 -dc >${file64bit}\""] != 0} {

+    untested "failed uudecode or bzip2"

+    return -1

+}

+file stat ${file64bit} file64bitstat

+if {$file64bitstat(size) != 9501} {

+    untested "uudecode or bzip2 produce invalid result"

+    return -1

+}

+

+clean_restart ${file64bit}

+

+#if { [prepare_for_testing ${testfile}.exp ${testfile} $srcfile2 {nodebug}] } {

+#    return -1

+#}

+

+test "64bit"

+

+

+# And here is the native build test.

+

+if { [prepare_for_testing ${testfile}.exp ${testfile} $srcfile {debug quiet}] } {

+    return -1

+}

+

+test "native"