Support reading .zdebug_* DWARF sections compressed via zlib.
diff --git a/libdw/ChangeLog b/libdw/ChangeLog
index 8ec7485..b0ba7e0 100644
--- a/libdw/ChangeLog
+++ b/libdw/ChangeLog
@@ -1,3 +1,14 @@
+2011-02-23 Roland McGrath <roland@redhat.com>
+
+ * libdwP.h (struct Dwarf) [USE_ZLIB]: New member sectiondata_gzip_mask.
+ Declare __libdw_free_zdata.
+ * dwarf_end.c [USE_ZLIB] (__libdw_free_zdata): New function.
+ (dwarf_end): Call it.
+
+ * dwarf_begin_elf.c (valid_p): Likewise.
+ (check_section, scngrp_read): Likewise.
+ (check_section) [USE_ZLIB]: Grok .z* flavors of sections.
+
2010-10-13 Roland McGrath <roland@redhat.com>
* dwarf.h: Add DW_LANG_Go.