[clang] [llvm] Fix Windows EH IP2State tables (remove +1 bias) (PR #144745)

[Martin Storsjö via llvm-commits]

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@@ -9,7 +9,6 @@ define i32 @foobar() gc "statepoint-example" personality ptr @__gxx_personality_
 ; CHECK-NEXT:    .seh_endprologue
 ; CHECK-NEXT:    callq bar
 ; CHECK-NEXT:  .Ltmp0:
-; CHECK-NEXT:    nop
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mstorsjo wrote:

The Windows GNU target does use SEH for the unwind info, but uses GCC compatible unwind info for the language level things (corresponding to ip2state tables I guess).

https://github.com/llvm/llvm-project/pull/144745