GDB 8.3.1 brings the following fixes and enhancements over GDB 8.3:
PR c++/20020 (GDB segfault on printing objects)
PR gdb/24454 (nat/x86-linux-dregs.c failed assertion)
PR breakpoints/24541 (Incorrect evaluation of systemtap probes due to register being signed and probe expression assuming unsigned)
PR symtab/24545 (Symbol loading performance regression with cc1)
PR gdb/24592 (amd64->i386 linux syscall restart problem)
PR gdb/25009 (terminate called after throwing an instance of 'srchilite::ParserException')
PR gdb/25010 (Calls to error () can cause SIGTTOU to send gdb to the background)
PR breakpoints/25011 (Breakpoints on file reloads broken for PIE binaries)
This corrective release also brings the following testsuite fixes and
enhancements:
PR testsuite/25005 (gdb-caching-proc.exp takes a lot of time on skip_opencl_tests)
PR testsuite/25016 (Test-case failures for -pie)
GDB 8.3 includes the following changes and enhancements:
* Support for new native configurations (also available as a target configuration):
- RISC-V GNU/Linux (riscv*-*-linux*)
- RISC-V FreeBSD (riscv*-*-freebsd*)
* Support for new target configurations:
- CSKY ELF (csky*-*-elf)
- CSKY GNU/Linux (csky*-*-linux)
- NXP S12Z ELF (s12z-*-elf)
- OpenRISC GNU/Linux (or1k*-*-linux*)
* Native Windows debugging is only supported on Windows XP or later.
* The Python API in GDB now requires Python 2.6 or later.
* GDB now supports terminal styling for the CLI and TUI.
Source highlighting is also supported by building GDB with GNU
Highlight.
* Experimental support for compilation and injection of C++ source
code into the inferior (requires GCC 7.1 or higher, built with
libcp1.so).
* GDB and GDBserver now support IPv6 connections.
* Target description support on RISC-V targets.
* Various enhancements to several commands:
- "frame", "select-frame" and "info frame" commands
- "info functions", "info types", "info variables"
- "info thread"
- "info proc"
- System call alias catchpoint support on FreeBSD
- "target remote" support for Unix Domain sockets.
* Support for displaying all files opened by a process
* DWARF index cache: GDB can now automatically save indices of DWARF
symbols on disk to speed up further loading of the same binaries.
* Various GDB/MI enhancements.
* GDBserver on PowerPC GNU/Linux now supports access to the PPR,
DSCR, TAR, EBB/PMU, and HTM registers.
* Ada task switching support when debugging programs built with
the Ravenscar profile added to aarch64-elf.
* GDB in batch mode now exits with status 1 if the last executed
command failed.
* Support for building GDB with GCC's Undefined Behavior Sanitizer.
Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
*** Changes in GDB 8.2
Support for the following target has been added:
RiscV ELF (riscv*-*-elf)
Support for following targets and native configurations has been removed:
m88k running OpenBSD (m88*-*-openbsd*)
SH-5/SH64 ELF (sh64-*-elf*)
SH-5/SH64 (sh*)
SH-5/SH64 running GNU/Linux (sh*-*-linux*)
SH-5/SH64 running OpenBSD (sh*-*-openbsd*)
Various Python API enhancements
Aarch64/Linux enhancements:
SVE support.
Hardware watchpoints improvements for entities stored at unaligned addresses.
New "c" response to disable the pager for the rest of the current command.
C expressions can now use _Alignof, and C++ expressions can now use alignof.
Improved flexibility for loading symbol files.
The 'info proc' command nows works on running processes on FreeBSD systems as well as core files created on FreeBSD systems.
A new --enable-codesign=CERT configure option to automatically codesign GDB after build (useful on MacOS X).
Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
