[llvm] [DebugInfo][DWARF] Emit Per-Function Line Table Offsets and End Sequences (PR #110192)

[Zhaoxuan Jiang via llvm-commits]

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@@ -2223,6 +2223,9 @@ void DwarfDebug::beginFunctionImpl(const MachineFunction *MF) {
     return;
 
   DwarfCompileUnit &CU = getOrCreateDwarfCompileUnit(SP->getUnit());
+  FunctionLineTableLabel = CU.emitFuncLineTableOffsets()
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nocchijiang wrote:

I manually ported your patches, as well as some other necessary ones like https://github.com/llvm/llvm-project/commit/b468ed494acde4d1cc496a436ab9109660db5b80, back to a downstream Swift compiler repo.

https://github.com/llvm/llvm-project/pull/110192