[PATCH] D69825: [Clang][Driver] Re-use the calling process instead of creating a new process for the cc1 invocation

Wed Jun 3 04:54:00 PDT 2020

hans added a comment.

In D69825#2063979 <https://reviews.llvm.org/D69825#2063979>, @dim wrote:

> FWIW, this change causes https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=246630, see in particular https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=246630#c18.
>
> For some reason, not spawning a new process for the cc1 stage can lead to non-reproducible output. The exact cause is not known yet.

Can you share the preprocessed source and compiler command-line for printf.c, either on the bug or here?

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D69825/new/

https://reviews.llvm.org/D69825