Blame tests/run-readelf-zdebug-rel.sh

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#! /bin/sh
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# Copyright (C) 2015 Red Hat, Inc.
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# This file is part of elfutils.
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#
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# This file 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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# elfutils is distributed in the hope that it will be useful, but
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# 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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. $srcdir/test-subr.sh
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# - testfile-zdebug-rel.c
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# #define UINT64_MAX 18446744073709551615UL
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#
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# int
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# main (int argc, char **argv)
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# {
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#   unsigned long a = UINT64_MAX - 8;
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#   unsigned long b = 42 + argc;
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#
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#   if ( a + b < b )
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#     argc = a + argc;
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#   else
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#      b--;
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#
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#   return a - b;
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# }
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#
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# gcc -Og -g -Xassembler --compress-debug-sections=none \
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#     -c -o testfile-debug-rel.o testfile-zdebug-rel.c
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# gcc -Og -g -Xassembler --compress-debug-sections=zlib-gnu \
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#     -c -o testfile-debug-rel-g.o testfile-zdebug-rel.c
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# gcc -Og -g -Xassembler --compress-debug-sections=zlib-gabi \
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#     -c -o testfile-debug-rel-z.o testfile-zdebug-rel.c
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testfiles testfile-debug-rel.o testfile-debug-rel-g.o testfile-debug-rel-z.o
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tempfiles readelf.out
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tempfiles info.out loc.out
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cat > info.out << \EOF
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DWARF section [ 4] '.debug_info' at offset 0x58:
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 [Offset]
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 Compilation unit at offset 0:
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 Version: 4, Abbreviation section offset: 0, Address size: 8, Offset size: 4
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 [     b]  compile_unit         abbrev: 1
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           producer             (strp) "GNU C11 5.3.1 20151207 (Red Hat 5.3.1-2) -mtune=generic -march=x86-64 -g -Og"
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           language             (data1) C99 (12)
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           name                 (strp) "testfile-zdebug-rel.c"
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           comp_dir             (strp) "/tmp"
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           low_pc               (addr) 000000000000000000
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           high_pc              (data8) 24 (0x0000000000000018)
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           stmt_list            (sec_offset) 0
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 [    2d]    subprogram           abbrev: 2
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             external             (flag_present) yes
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             name                 (strp) "main"
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             decl_file            (data1) testfile-zdebug-rel.c (1)
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             decl_line            (data1) 4
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             prototyped           (flag_present) yes
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             type                 (ref4) [    80]
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             low_pc               (addr) 000000000000000000
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             high_pc              (data8) 24 (0x0000000000000018)
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             frame_base           (exprloc) 
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              [ 0] call_frame_cfa
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             GNU_all_call_sites   (flag_present) yes
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             sibling              (ref4) [    80]
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 [    4e]      formal_parameter     abbrev: 3
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               name                 (strp) "argc"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 4
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               type                 (ref4) [    80]
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               location             (sec_offset) location list [     0]
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 [    5d]      formal_parameter     abbrev: 4
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               name                 (strp) "argv"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 4
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               type                 (ref4) [    87]
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               location             (exprloc) 
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                [ 0] reg4
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 [    6a]      variable             abbrev: 5
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               name                 (string) "a"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 6
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               type                 (ref4) [    9a]
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               const_value          (sdata) 18446744073709551607 (-9)
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 [    74]      variable             abbrev: 6
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               name                 (string) "b"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 7
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               type                 (ref4) [    9a]
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               location             (exprloc) 
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                [ 0] reg5
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 [    80]    base_type            abbrev: 7
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             byte_size            (data1) 4
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             encoding             (data1) signed (5)
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             name                 (string) "int"
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 [    87]    pointer_type         abbrev: 8
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             byte_size            (data1) 8
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             type                 (ref4) [    8d]
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 [    8d]    pointer_type         abbrev: 8
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             byte_size            (data1) 8
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             type                 (ref4) [    93]
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 [    93]    base_type            abbrev: 9
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             byte_size            (data1) 1
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             encoding             (data1) signed_char (6)
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             name                 (strp) "char"
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 [    9a]    base_type            abbrev: 9
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             byte_size            (data1) 8
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             encoding             (data1) unsigned (7)
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             name                 (strp) "long unsigned int"
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EOF
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cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel.o
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cat info.out | sed -e "s/'.debug_info'/'.zdebug_info'/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-g.o
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cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-z.o
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cat > loc.out << \EOF
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DWARF section [ 7] '.debug_loc' at offset 0x185:
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 CU [     b] base: 000000000000000000
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 [     0] range 0, 3
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           [ 0] reg5
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          range 3, 10
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           [ 0] breg5 -42
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           [ 2] stack_value
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          range 10, 18
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           [ 0] GNU_entry_value:
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                [ 0] reg5
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           [ 3] stack_value
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EOF
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cat loc.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel.o
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cat loc.out | sed -e "s/'.debug_loc' at offset 0x185/'.zdebug_loc' at offset 0x138/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-g.o
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cat loc.out | sed -e "s/at offset 0x185/at offset 0x150/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-z.o
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# Same as above, but on ppc64
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testfiles testfile-debug-rel-ppc64.o
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testfiles testfile-debug-rel-ppc64-g.o testfile-debug-rel-ppc64-z.o
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cat > info.out << \EOF
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DWARF section [ 6] '.debug_info' at offset 0x80:
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 [Offset]
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 Compilation unit at offset 0:
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 Version: 4, Abbreviation section offset: 0, Address size: 8, Offset size: 4
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 [     b]  compile_unit         abbrev: 1
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           producer             (strp) "GNU C11 7.3.1 20180712 (Red Hat 7.3.1-6) -Asystem=linux -Asystem=unix -Asystem=posix -msecure-plt -g -Og"
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           language             (data1) C99 (12)
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           name                 (strp) "testfile-zdebug-rel.c"
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           comp_dir             (strp) "/home/mjw"
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           low_pc               (addr) 000000000000000000
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           high_pc              (data8) 44 (0x000000000000002c)
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           stmt_list            (sec_offset) 0
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 [    2d]    subprogram           abbrev: 2
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             external             (flag_present) yes
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             name                 (strp) "main"
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             decl_file            (data1) testfile-zdebug-rel.c (1)
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             decl_line            (data1) 4
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             prototyped           (flag_present) yes
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             type                 (ref4) [    82]
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             low_pc               (addr) 000000000000000000
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             high_pc              (data8) 44 (0x000000000000002c)
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             frame_base           (exprloc) 
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              [ 0] call_frame_cfa
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             GNU_all_call_sites   (flag_present) yes
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             sibling              (ref4) [    82]
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 [    4e]      formal_parameter     abbrev: 3
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               name                 (strp) "argc"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 4
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               type                 (ref4) [    82]
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               location             (sec_offset) location list [     0]
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 [    5d]      formal_parameter     abbrev: 4
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               name                 (strp) "argv"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 4
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               type                 (ref4) [    89]
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               location             (exprloc) 
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                [ 0] reg4
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 [    6a]      variable             abbrev: 5
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               name                 (string) "a"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 6
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               type                 (ref4) [    9c]
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               const_value          (sdata) 18446744073709551607 (-9)
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 [    74]      variable             abbrev: 6
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               name                 (string) "b"
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               decl_file            (data1) testfile-zdebug-rel.c (1)
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               decl_line            (data1) 7
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               type                 (ref4) [    9c]
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               location             (sec_offset) location list [    4e]
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 [    82]    base_type            abbrev: 7
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             byte_size            (data1) 4
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             encoding             (data1) signed (5)
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             name                 (string) "int"
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 [    89]    pointer_type         abbrev: 8
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             byte_size            (data1) 8
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             type                 (ref4) [    8f]
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 [    8f]    pointer_type         abbrev: 8
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             byte_size            (data1) 8
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             type                 (ref4) [    95]
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 [    95]    base_type            abbrev: 9
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             byte_size            (data1) 1
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             encoding             (data1) unsigned_char (8)
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             name                 (strp) "char"
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 [    9c]    base_type            abbrev: 9
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             byte_size            (data1) 8
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             encoding             (data1) unsigned (7)
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             name                 (strp) "long unsigned int"
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EOF
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cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-ppc64.o
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cat info.out | sed -e "s/'.debug_info'/'.zdebug_info'/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-ppc64-g.o
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cat info.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=info testfile-debug-rel-ppc64-z.o
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cat > loc.out << \EOF
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DWARF section [ 9] '.debug_loc' at offset 0x1af:
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 CU [     b] base: 000000000000000000
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 [     0] range 0, 4
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           [ 0] reg3
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          range 4, 14
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           [ 0] breg3 -42
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           [ 2] stack_value
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          range 14, 2c
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           [ 0] GNU_entry_value:
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                [ 0] reg3
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           [ 3] stack_value
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 [    4e] range 8, 18
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           [ 0] reg3
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EOF
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cat loc.out | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-ppc64.o
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cat loc.out | sed -e "s/'.debug_loc' at offset 0x1af/'.zdebug_loc' at offset 0x15f/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-ppc64-g.o
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cat loc.out | sed -e "s/at offset 0x1af/at offset 0x177/" | testrun_compare ${abs_top_builddir}/src/readelf -U --debug-dump=loc testfile-debug-rel-ppc64-z.o
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exit 0