OS Manuals

/usr/bin/llvm-cov

Swift is a high-performance system programming language. It has a clean and modern syntax, offers seamless access to existing C and Objective-C code and frameworks, and is memory-safe by default.

From swift 6.4.2-r0 (enterprise-packages), captured 2026-11-08 by running llvm-cov --help (exit 0). permalink

Usage: llvm-cov {export|gcov|report|show} [OPTION]...

Shows code coverage information.

Subcommands:
  export: Export instrprof file to structured format.
  gcov:   Work with the gcov format.
  report: Summarize instrprof style coverage information.
  show:   Annotate source files using instrprof style coverage.

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.