Release v1.73.0.1

Rust Xtensa Toolchain v1.73.0.1 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.73.0.1
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release note for 1.73.0.1:

• custom lowering of vaarg for Xtensa

Release v1.73.0.0

Rust Xtensa Toolchain v1.73.0.0 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.73.0.0
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release v1.72.1.0

Rust Xtensa Toolchain v1.72.1.0 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.72.1.0
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release notes from upstream:

• Adjust codegen change to improve LLVM codegen
• rustdoc: Fix self ty params in objects with lifetimes
• Fix regression in compile times
• Resolve some ICE regressions in the compiler:
  • #115215
  • #115559

Release v1.72.0.0

Rust Xtensa Toolchain v1.72.0.0 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.72.0.0
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release v1.71.0.1

Rust Xtensa Toolchain v1.71.0.0 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.71.0.1
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release v1.71.0.0

Rust Xtensa Toolchain v1.71.0.0 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.71.0.0
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release v1.70.0.1

Rust Xtensa Toolchain v1.70.0.1 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.70.0.1
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release v1.70.0.0

Rust Xtensa Toolchain v1.70.0.0 for ESP32, ESP32-S2, ESP32-S3.

Installation: https://github.com/esp-rs/espup#installation

espup install --toolchain-version 1.70.0.0
source ~/export-esp.sh

Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.

Release v1.69.0.1

Rust Xtensa toolchain 1.69.0.1 with LLVM 16

Limitation:
Make sure to remove following line from .cargo/config.toml: "-C", "force-frame-pointers"
The line can cause following error:

Error while trying to spill A5 from class AR: Cannot scavenge register without an emergency spill slot!

A regression issue for this problem was created.

Release v1.69.0.0

Rust Xtensa Toolchain v1.69.0.0

Installation: https://github.com/esp-rs/espup#installation