- Add missing type cast in DistanceFastL2::norm function SSE2 version - Fixes const float* = const signed char* compilation error - Ensures consistent type casting across all SIMD code paths - Resolves template instantiation error for DistanceFastL2<int8_t> 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>