[llvm-dev] [RFC] Lazy-loading of debug info metadata

[Duncan P. N. Exon Smith via llvm-dev]

> 
> (I do I have a bot setup that is supposed to catch major regressions like
> this (it doesn't exactly track memory usage directly, but it does a half-
> bootstrap of -flto=full -g).  Except at some point it switched to using
> a CMake cache, and it has been using -gline-tables-only as well:
>  http://lab.llvm.org:8080/green/job/clang-stage2-configure-Rlto_build/
>  http://lab.llvm.org:8080/green/job/clang-stage2-configure-Rlto_build/8599/consoleFull

Scratch this, that's the wrong bot.  This is the right one, and it still
seems to be doing the right thing.  It just doesn't seem to be blowing up
as badly:
  http://lab.llvm.org:8080/green/job/llvm-stage2-cmake-RgLTO_build/buildTimeTrend

> )