[clang] [llvm] [ARM] Add support for Windows SEH (PR #184953)

[Eli Friedman via cfe-commits]

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@@ -443,6 +443,9 @@ static MachineBasicBlock::iterator insertSEH(MachineBasicBlock::iterator MBBI,
   default:
     report_fatal_error("No SEH Opcode for instruction " + TII.getName(Opc));
     break;
+  case ARM::CLEANUPRET:
+  case ARM::CATCHRET:
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efriedma-quic wrote:

Do we need SEH_Nop_Ret?

https://github.com/llvm/llvm-project/pull/184953