[llvm-dev] [RFC] Queries for LLVM version
Timothy Arceri via llvm-dev
llvm-dev at lists.llvm.org
Tue Feb 7 15:04:41 PST 2017
On 01/26/2017 12:45 AM, Nemanja Ivanovic via llvm-dev wrote:
> This has actually come up in the context of a JIT, but I think that
> having the functionality in general could be useful.
> Currently, there does not appear to be an API in LLVM to query for
> LLVM version information. In the particular context where this came
> up, LLVM is used as a shared library and various functionality (and
> bug fixes) used by the JIT is available in various LLVM versions. So
> it would be quite convenient to be able to dynamically determine the
> version that happens to be loaded.
> Honestly, I am not completely clear on what the best place for
> something like this would be, but it appears that the following
> like a natural choice:
> llvm::VersionPrinter in lib/Support/CommandLine.cpp already queries
> this data so it might make sense for it to expose the following
> (as part of VersionPrinter, accessed through the instance):
I'm also interested in querying this at runtime. Has there been any
patches submitted for this yet?
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