[llvm-branch-commits] [llvm] [Instrumentor] Allow printing a runtime stub (PR #138978)

[Kevin Sala Penades via llvm-branch-commits]

kevinsala wrote:

The new version sets the default runtime stub file name as empty, so no runtime stub is printed by default. This approach is safer, as it prevents the Instrumentor from unintentionally generating a file and overwriting an existing one without the user noticing it.

https://github.com/llvm/llvm-project/pull/138978