[llvm] TableGen: Use StringOffsetTable for RuntimeLibcall names (PR #148839)

[via llvm-commits]

Kewen12 wrote:

Hi there, our bot keeps failing on build with the same error. It seems related to this PR. Could you please take a look? Thanks!

>IRSymtab.cpp:(.text._ZN12_GLOBAL__N_1L24buildPreservedSymbolsSetERKN4llvm6TripleE+0x224): undefined reference to `llvm::RTLIB::RuntimeLibcallsInfo::RuntimeLibcallImplNameTable'

Bot: https://lab.llvm.org/buildbot/#/builders/204/builds/15598


https://github.com/llvm/llvm-project/pull/148839