PR gdb/14704:

	* gdb_bfd.c (gdb_bfd_ref): Set BFD_DECOMPRESS.
	(zlib_decompress_section): Remove.
	(gdb_bfd_map_section): Only check for compressed section
	in mmap case.  Use bfd_get_full_section_contents.
	* osabi.c (check_note): Add 'sectsize' argument.  Read
	section data.
	(generic_elf_osabi_sniff_abi_tag_sections): Don't read
	section data.  Update for check_note change.
	* xcoffread.c (xcoff_initial_scan): Use
	bfd_get_full_section_contents.
	* py-auto-load.c (auto_load_section_scripts): Use
	bfd_get_full_section_contents.
	* contrib/cc-with-tweaks.sh: Add -Z option.
testsuite
	* gdb.base/comprdebug.exp: New file.

1 files changed, 46 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.base/comprdebug.exp b/gdb/testsuite/gdb.base/comprdebug.exp
new file mode 100644
index 0000000..65005bd
--- /dev/null
+++ b/gdb/testsuite/gdb.base/comprdebug.exp
@@ -0,0 +1,46 @@
+# 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 average.c
+
+set ofile "${binfile}0.o"
+if {[gdb_compile $srcdir/$subdir/$srcfile $ofile \
+	 object {debug}] != ""} {
+    untested comprdebug.exp
+    return
+}
+
+set objcopy_program [transform objcopy]
+set cmd "$objcopy_program --compress-debug-sections $ofile"
+verbose "invoking $cmd"
+set result [catch "exec $cmd" output]
+verbose "result is $result"
+verbose "output is $output"
+
+if {$result == 1} {
+    untested comprdebug.exp
+    return
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+set testname "file [file tail $ofile]"
+if {[gdb_file_cmd $ofile] == 0} {
+    pass $testname
+} else {
+    fail $testname
+}
+