llvm/test/CodeGen/WebAssembly/unreachable.ll

; RUN: llc < %s -asm-verbose=false -verify-machineinstrs | FileCheck %s
; RUN: llc < %s -asm-verbose=false -fast-isel -fast-isel-abort=1 -verify-machineinstrs | FileCheck %s

; Test that LLVM unreachable instruction and trap intrinsic are lowered to
; wasm unreachable

target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown-wasm"

declare void @llvm.trap()
declare void @llvm.debugtrap()
declare void @abort()

; CHECK-LABEL: f1:
; CHECK: call abort@FUNCTION{{$}}
; CHECK: unreachable
define i32 @f1() {
  call void @abort()
  unreachable
}

; CHECK-LABEL: f2:
; CHECK: unreachable
define void @f2() {
  call void @llvm.trap()
  ret void
}

; CHECK-LABEL: f3:
; CHECK: unreachable
define void @f3() {
  call void @llvm.debugtrap()
  ret void
}