[llvm-dev] [RFC] Queries for LLVM version
Hal Finkel via llvm-dev
llvm-dev at lists.llvm.org
Thu Jan 26 05:48:00 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 seems
> 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 API's
> (as part of VersionPrinter, accessed through the instance):
Makes sense to me, although I see no reason for the functions to be in
the 'cl' namespace.
> LLVM Developers mailing list
> llvm-dev at lists.llvm.org
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory
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