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Appendix B. Changes in Version 10.1
The sections below document features and bug fixes introduced in Red Hat Developer Toolset 10.1.
B.1. Changes in GCC 复制链接链接已复制到粘贴板!
Red Hat Developer Toolset 10.1 is distributed with GCC 10.2.1, which provides numerous bug fixes.
One of the most notable bug fixes is:
Previously, the
gcc-gfortransubpackage did not include thelibgfortran_nonshared.astatic library. As a consequence, linking a program was not always successful because several symbols were missing. With this update, thedevtoolset-10-gcc-gfortranpackage now contains thelibgfortran_nonshared.alibrary and the program can be linked successfully.
B.2. Changes in elfutils 复制链接链接已复制到粘贴板!
Red Hat Developer Toolset 10.1 is distributed with elfutils 0.182.
Numerous bug fixes and new features have been added since the previous release of Red Hat Developer Toolset:
New features added to the
debuginfodserver:-
More efficient package traversal,
debuginfodnow tolerates various errors during scanning. The grooming process is more visible and interruptible, and provides more Prometheus metrics. - A new thread-busy metric and more detailed error metrics.
-
The new
--fdcache-mintmpoption and file system free space tracking. - Increased web API concurrency while grooming.
-
More efficient package traversal,
New features added to
debuginfod-client:- Compressed kernel ELF images are now supported.
-
The
DEBUGINFOD_SONAMEmacro has been added todebuginfod.h. This macro can be used with thedlopen()function to load thelibdebuginfod.solibrary. -
The new
debuginfod_set_verbose_fdfunction andDEBUGINFOD_VERBOSEenvironment variable have been added.
B.3. Changes in strace 复制链接链接已复制到粘贴板!
Red Hat Developer Toolset 10.1 is distributed with strace 5.7.
The following feature has been added since the previous release of Red Hat Developer Toolset:
The
--pidns-translationoption has been added for PID namespace translation. For more information about PID namespace translation, see the pid_namespaces manual page.This enhancement addresses RHEL Bug#1790836 and Fedora Bug#1035433.
B.4. Changes in Dyninst 复制链接链接已复制到粘贴板!
Red Hat Developer Toolset 10.1 is distributed with Dyninst 10.2.1.
The following features have been added since the previous release of Red Hat Developer Toolset 10.1:
-
support for the
debuginfodprotocol for automated DWARFdebuginfodownloading - several memory leak fixes
B.5. Changes in SystemTap 复制链接链接已复制到粘贴板!
Red Hat Developer Toolset 10.1 is distributed with SystemTap 4.4.
The following features have been added or modified since the previous release of Red Hat Developer Toolset:
- Performance and stability improvements to user-space probing.
- Users can now access implicit thread local storage variables on these architectures: AMD64, Intel 64, IBM Z, the little-endian variant of IBM Power Systems.
- Initial support for processing of floating point values.
- Improved concurrency for scripts using global variables. The locks required to protect concurrent access to global variables have been optimized so that they span the smallest possible critical region.
- New syntax for defining aliases with both a prologue and an epilogue.
-
New
@probewritepredicate. -
syscallarguments are writable again.
For further information about notable changes, see the upstream SystemTap 4.4 release notes before updating SystemTap.