Question Details

No question body available.

Tags

rust optimization compiler-optimization rust-cargo

Answers (1)

April 14, 2026 Score: 3 Rep: 49 Quality: Low Completeness: 40%

Pass LLVM debug args through rustc:

RUSTFLAGS="-C llvm-args=-opt-bisect-limit=-1" cargo build --release

This prints every LLVM optimization pass as it runs, in order, which is the standard way to inspect the optimization pipeline.