.RHEL 10 introduces GCC 14.2 RHEL 10 is distributed with the GNU Compiler Collection (GCC) version 14.2. Notable changes since GCC 13 include: * Optimization and diagnostic improvements * A new `-fhardened` umbrella option, which enables a set of hardening flags * A new `-fharden-control-flow-redundancy` option to detect attacks that transfer control into the middle of functions * A new `strub` type attribute to control stack scrubbing properties of functions and variables * A new `-finline-stringops` option to force inline expansion of certain `mem*` functions * Support for new OpenMP 5.1, 5.2, and 6.0 features * Several new C23 features * Multiple new pass:[C++23] and pass:[C++26] features * Several resolved C++ defect reports * New and improved experimental support for pass:[C++20], pass:[C++23], and pass:[C++26] in the pass:[C++] library * Support for new CPUs in the 64-bit ARM architecture * Multiple new instruction set architecture (ISA) extensions in the 64-bit Intel architecture, for example: AVX10.1, AVX-VNNI-INT16, SHA512, and SM4 * New warnings in the GCC's static analyzer * Certain warnings changed to errors; for details, see link: https://gcc.gnu.org/gcc-14/porting_to.html#warnings-as-errors [Porting to GCC 14] * Various bug fixes For more information about changes in GCC 14, see the link: https://gcc.gnu.org/gcc-14/changes.html [upstream GCC release notes].