
This caused assert: llvm/llvm/lib/CodeGen/AsmPrinter/DwarfFile.cpp:110: void llvm::DwarfFile::addScopeVariable(LexicalScope *, DbgVariable *): Assertion `Ret.second' failed. See comments https://reviews.llvm.org/D144006#4656350. This reverts commit 3b449bd46a11a55a40cbc0016a99b202fa05248e.