⁠A.3. Changes in elfutils

Red Hat Developer Toolset 3.1 is distributed with elfutils 0.161, which provides a number of bug fixes and feature enhancements over the Red Hat Enterprise Linux system version and the version included in the previous release of Red Hat Developer Toolset. Below is a comprehensive list of new features in this release.

⁠A.3.1. Changes Since Red Hat Developer Toolset 3.0

The following features have been added since the release of elfutils 0.159 in Red Hat Developer Toolset 3.0:
  • The following changes have been introduced in the libdw library:
    • The dwarf_cu_getdwarf and dwarf_cu_die functions have been added.
    • The non-existing DW_TAG_mutable_type attribute has been removed from the dwarf.h header file.
    • The handling of LZMA-compressed kernel modules (.ko.xz) is now supported.
  • The eu-unstrip utility has a new option, -F or --force, for combining files with non-matching ELF headers.
  • Support for the ELF v2 application binary interface on Red Hat Enterprise Linux for POWER (little endian) has been added.

⁠A.3.2. Changes Since Red Hat Enterprise Linux 7.1

The following features have been added since the release of elfutils 0.160 in Red Hat Enterprise Linux 7.1:
  • The following new libdw features have been introduced:
    • The dwarf_peel_type function has been added for handling qualified types. It is also used by dwarf_aggregate_size to provide the sizes of qualified types.
    • The dwarf_getmacros function now serves both the .debug_macro and .debug_macinfo section data transparently.
    • The following new interfaces are available for a more generalized inspection of macros and their parameters: dwarf_getmacros_off, dwarf_macro_getsrcfiles, dwarf_macro_getparamcnt, and dwarf_macro_param.
    • The following new attributes have been added to dwarf.h: DW_AT_GNU_deleted, DW_AT_noreturn, DW_LANG_C11, DW_LANG_C_plus_plus_11, and DW_LANG_C_plus_plus_14.