Fix dwfl_report_elf BASE alignment

libdwfl/
	* dwfl_report_elf.c (__libdwfl_report_elf): Remove BASE aligning.

tests/
	* Makefile.am (check_PROGRAMS): Add dwfl-report-elf-align.
	(TESTS): Add run-dwfl-report-elf-align.sh.
	(EXTRA_DIST): Add run-dwfl-report-elf-align.sh and
	testfile-dwfl-report-elf-align-shlib.so.bz2 .
	(dwfl_report_elf_align_LDADD): New.
	* dwfl-report-elf-align.c: New file.
	* run-dwfl-report-elf-align.sh: New file.
	* testfile-dwfl-report-elf-align-shlib.so.bz2: New file.

Signed-off-by: Jan Kratochvil <jan.kratochvil@redhat.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/tests/run-dwfl-report-elf-align.sh b/tests/run-dwfl-report-elf-align.sh
new file mode 100755
index 00000000..d032aba9
--- /dev/null
+++ b/tests/run-dwfl-report-elf-align.sh
@@ -0,0 +1,44 @@
+#! /bin/sh
+# Copyright (C) 2013 Red Hat, Inc.
+# This file is part of elfutils.
+#
+# This file 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.
+#
+# elfutils 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/>.
+
+. $srcdir/test-subr.sh
+
+testfiles testfile-dwfl-report-elf-align-shlib.so
+
+# /proc/PID/maps when the process was running:
+# 7f3560c92000-7f3560c93000 r-xp 00000000 fd:02 25037063 testfile-dwfl-report-elf-align-shlib.so
+# 7f3560c93000-7f3560e92000 ---p 00001000 fd:02 25037063 testfile-dwfl-report-elf-align-shlib.so
+# 7f3560e92000-7f3560e93000 rw-p 00000000 fd:02 25037063 testfile-dwfl-report-elf-align-shlib.so
+# testfile-dwfl-report-elf-align-shlib.so:
+# Program Headers:
+#   Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
+#   LOAD           0x000000 0x0000000000000000 0x0000000000000000 0x00065c 0x00065c R E 0x200000
+#   LOAD           0x000660 0x0000000000200660 0x0000000000200660 0x0001f0 0x000200 RW  0x200000
+# Symbol table '.dynsym' contains 12 entries:
+#    Num:    Value          Size Type    Bind   Vis      Ndx Name
+#      8: 000000000000057c    11 FUNC    GLOBAL DEFAULT   11 shlib
+# GDB output showing proper relocation:
+# #1  0x00007f3560c92585 in shlib () from ./testfile-dwfl-report-elf-align-shlib.so
+#
+# 0x7f3560c92000 is VMA address of first byte of testfile-dwfl-report-elf-align-shlib.so.
+# 0x7f3560c92585 = 0x7f3560c92000 + 0x585
+# where 0x585 is any address inside the shlib function: 0x57c .. 0x57c + 11 -1
+
+testrun ./dwfl-report-elf-align ./testfile-dwfl-report-elf-align-shlib.so \
+				0x7f3560c92000 0x7f3560c92585 shlib
+
+exit 0