# PBXA64 V8 Release Notes

## Highlights

- Expanded the typed C frontend with global objects, arrays, pointers,
  aggregates, initializers, casts, `sizeof`, typed calls, and diagnostics.
- Implemented the shipped C `string.h` and `stdlib.h` runtime surface.
- Corrected BMI1/BMI2 VEX prefixes, operand-width handling, and extended
  register encoding.
- Hardened Win32 runtime generation and deterministic release staging.
- Refreshed the compiled CHM help and synchronized release includes.
- Added fail-closed qualification for all distributed samples.

## Qualification Results

- CTest: 91 of 91 passed.
- Native Windows target matrix: 12 of 12 passed.
- Release sample corpus: 1,099 of 1,099 passed.
- C frontend/runtime coverage: repository 80% minimum passed.
- UPX integrity and release staging: passed.

## Distribution Status

The package is technically qualified for unsigned distribution. Authenticode
signing and formal certificate promotion are not included.
