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build: add -O3 optimization to CGO flags (#13877)
发布于
2026-01-24 18:55:38 +00:00 CGO_CFLAGS and CGO_CXXFLAGS were being set without optimization flags,
which overrides Go's default -O2 and results in unoptimized C++ code.This caused significant performance degradation in release builds
compared to localgo buildwhich uses the default optimization.- build_darwin.sh: add -O3 to CGO_CFLAGS and CGO_CXXFLAGS exports
- Dockerfile: preserve CGO_CFLAGS/CGO_CXXFLAGS from build args instead
of overwriting them - app/README.md: update documentation to include -O3
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