[libcxx-commits] [libcxxabi] [libcxxabi] Use __LDBL_MANT_DIG__ for configuring demangling of long doubles (PR #134976)

[Martin Storsjö via libcxx-commits]

mstorsjo wrote:

I managed to test on a ppc64le machine, that the above diff works and the cxxabi tests still pass with that in place.

https://github.com/llvm/llvm-project/pull/134976