File: seh-nounwind.ll

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llvm-toolchain-20 1%3A20.1.6-1~exp1
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; RUN: opt -S -O2 < %s | FileCheck %s

; Feature test that verifies that all optimizations leave asynch personality
; invokes of nounwind functions alone.
; The @div function in this test can fault, even though it can't
; throw a synchronous exception.

define i32 @div(i32 %n, i32 %d) nounwind noinline {
entry:
  %div = sdiv i32 %n, %d
  ret i32 %div
}

define i32 @main() nounwind personality ptr @__C_specific_handler {
entry:
  %call = invoke i32 @div(i32 10, i32 0)
          to label %__try.cont unwind label %lpad

lpad:
  %0 = landingpad { ptr, i32 }
          catch ptr null
  br label %__try.cont

__try.cont:
  %retval.0 = phi i32 [ %call, %entry ], [ 0, %lpad ]
  ret i32 %retval.0
}

; CHECK-LABEL: define i32 @main()
; CHECK: invoke i32 @div(i32 10, i32 0)

declare i32 @__C_specific_handler(...)