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⇱ GCC 16 Compiler Steps Closer To Release With Algol 68 Frontend, AMD Zen 6, C++20 Default - Phoronix


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GCC 16 Compiler Steps Closer To Release With Algol 68 Frontend, AMD Zen 6, C++20 Default

Written by Michael Larabel in GNU on 12 January 2026 at 08:06 PM EST. Add A Comment
GCC 16 as this year's major feature release of the GNU Compiler Collection should be out in the typical March~April timeframe if all goes well. Today the GCC 16 compiler transitioned to its final stage "stage 4" of development with a focus exclusively on documentation and regression fixing.

After being in stage three development since November to focus on bug fixing, GCC 16 is now under stage four development with a focus on just documentation updates and regression fixes. No new features will be permitted unless being granted approval by the GCC release managers.

GCC 16.1 release candidates will begin once hitting zero regressions of P1 status -- the highest priority for bugs. Currently there are 51 bugs of P1 status, an increase of 33 from the prior report. Those bugs either need to be fixed or deemed worthy of demoting to a lower priority state.

GCC 16 entering stage four development was confirmed today on the GCC mailing list.

The GCC 16 (GCC 16.1) feature release is introducing Armv9.6-A target support, initial AMD Zen 6 support "Znver6" for its new ISA capabilities but not yet any instruction tuning/cost adjustments, Picolibc support, AMD GPU managed memory support, C++20 by default when not otherwise specified, Intel Nova Lake compiler support is ready, Intel Wildcat Lake support, increasing the default LTO partition count, and adding the Algol 68 programming language front-end. Plus many bug fixes and other minor improvements.

Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.