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

[Eli Friedman via llvm-commits]

================
@@ -2369,6 +2372,9 @@ static unsigned estimateRSStackSizeLimit(MachineFunction &MF,
         if (!MI.getOperand(i).isFI())
           continue;
 
+        if (MI.getOpcode() == TargetOpcode::LOCAL_ESCAPE)
----------------
efriedma-quic wrote:

Move out of the inner loop?

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