v1.2.5.12

What's Changed

Breaking Changes 🛠

• Add policy that allows to strength-reduce narrowing casts to slices by @kfcripps in #5541
• Rename HeaderStackExpression -> ArrayExpression everywhere by @kfcripps in #5545

P4 Specification Implementation

• Disable singleton-range strength reduction for loops by @eyg1331 in #5500

Changes to the Compiler Core

• Allow SymbolicArray to represent arrays of non-header/header union types by @kfcripps in #5516
• Add additional optimizations to SimplifySelectCases midend pass by @kfcripps in #5372
• Fixing Compiler bug by @MathewZach123 in #5557
• [Feat] Add partial support for loops (ForStatement) inside action bodies by @Vineet1101 in #5552

Changes to the eBPF Back Ends

• Fix emit inside if-statement in deparser by @atta-ullah01 in #5502

Changes to the P4Tools Back End

• [P4Testgen] Fix repeated execution of the same table instance on a single path. by @fruffy in #5531
• [P4Testgen][eBPF] Quote STF identifiers in generated add commands by @Copilot in #5542
• [P4Smith] Correctly generate 1-bit concat expressions by @eyg1331 in #5551
• [P4Smith] Initialize arrays using tuple expressions by @eyg1331 in #5546

Changes to the Tofino Back End

• Fix non-unity/unified build by @ChrisDodd in #5526

Other Changes

• Bump peter-evans/create-or-update-comment from 3 to 5 by @dependabot[bot] in #5513
• Bump actions/upload-artifact from 6 to 7 by @dependabot[bot] in #5512
• Bump actions/github-script from 7 to 8 by @dependabot[bot] in #5511
• Bump actions/download-artifact from 7 to 8 by @dependabot[bot] in #5510
• Bump docker/login-action from 3 to 4 by @dependabot[bot] in #5520
• Bump docker/setup-buildx-action from 3 to 4 by @dependabot[bot] in #5518
• Bump docker/build-push-action from 6 to 7 by @dependabot[bot] in #5519
• Increase minimum required BISON version to 3.3 by @kfcripps in #5522
• Update the build instructions in the README to be generator-independent. by @fruffy in #5517
• bazel: add p4include package, testdata exports, and fix macOS build by @smolkaj in #5533
• Install PI for BMv2 PTF CI build script. by @fruffy in #5536
• Fix wrong expected output of gauntlet_enum_assign-bmv2.stf (#5540) by @shyukahn in #5543
• Use bmv2 PPA in CI by @chreekat in #5534
• Add quotes to prevent potential word splittings that involve rm -r?f|rm -fr and variable expansions by @zzmic in #5523
• Fix header size to be multiple of 8 bits by @pacokwon in #5553
• Refresh P4C's ccache setup. by @fruffy in #5561
• Add missing include. by @smolkaj in #5564
• [Bazel] migrate from deprecated to canonical p4include target by @smolkaj in #5566
• Add missing include by @smolkaj in #5565
• [Bazel] Fix: prod code should not pull in test code by @smolkaj in #5562
• Move includes outside of namespace by @smolkaj in #5563
• cmake: add FORMATTING_ONLY option to run formatters without build deps by @Vineet1101 in #5554
• build: fix ctags target name and filter missing directories by @Vineet1101 in #5559
• Enable Bazel BUILD P4Testgen targets for eBPF and PNA by @qobilidop in #5575
• Automated Release v1.2.5.12 by @github-actions[bot] in #5577

New Contributors

• @shyukahn made their first contribution in #5543
• @pacokwon made their first contribution in #5553

Full Changelog: v1.2.5.11...v1.2.5.12