On Wed, 2020-03-11 at 11:25 +0800, Craig Ringer wrote:
> Short version: Currently if the server is built with --with-llvm the
> -devel packages must depend on clang for PGXS to work, even though
> llvm is otherwise optional. This is a particular problem on older
> platforms where 3rd party LLVM may be required to build the server's
> llvmjit support. Work around by skipping the default .bc generation if
> no clang is found by PGXS, as if $(with_llvm) was false.
+1
I have struggled with this, as have several users trying to build oracle_fdw.
Yours,
Laurenz Albe