[llvm-dev] Compiler used to build LLVM

[Flamedoge via llvm-dev]

>I'd like to make LLD embed version information so that we can determine if
an executable was created by LLD and if that's the case which version of
LLD.
>ld.bfd doesn't seem to embed any information, so we cannot tell whether an
executable was linked by ld.bfd or not easily.
>ld.gold embeds a string "GNU gold <version>" as ".note.gnu.gold-version"
section contents.

Echoing another thread, there seems to be a way to embed host compiler
toolchain info in the assembly.
-Kevin

On Thu, Oct 27, 2016 at 5:39 PM, Maxime Chevalier-Boisvert via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> Hello,
>
> We’d like to keep track of which clang version was used to build our LLVM
> binaries. We use cmake and ninja with clang to build. What do you people
> think would be the cleanest way to know which version of clang is used, on
> a user’s machine, to build those binaries. I’m hoping to script this. I was
> thinking that getting cmake/ninja to spit out this information, if
> possible, would probably be best.
>
> Thank you for your help,
>
> - Maxime
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