File: pr51651.ll

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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -O0 -mtriple=wasm32-unknown-unknown -wasm-disable-explicit-locals -wasm-keep-registers < %s | FileCheck %s

define i32 @test(ptr %p, ptr %p2) {
; CHECK-LABEL: test:
; CHECK:         .functype test (i32, i32) -> (i32)
; CHECK-NEXT:  # %bb.0:
; CHECK-NEXT:    i32.load8_u $3=, 0($0)
; CHECK-NEXT:    i32.eqz $2=, $3
; CHECK-NEXT:    i32.store8 0($1), $3
; CHECK-NEXT:  # %bb.1: # %bb2
; CHECK-NEXT:    i32.const $4=, 1
; CHECK-NEXT:    i32.and $5=, $2, $4
; CHECK-NEXT:    block
; CHECK-NEXT:    br_if 0, $5 # 0: down to label0
; CHECK-NEXT:  # %bb.2: # %bb4
; CHECK-NEXT:    i32.const $6=, 0
; CHECK-NEXT:    return $6
; CHECK-NEXT:  .LBB0_3: # %bb3
; CHECK-NEXT:    end_block # label0:
; CHECK-NEXT:    i32.const $7=, 1
; CHECK-NEXT:    return $7
  %v = load i8, ptr %p
  %v.ext = zext i8 %v to i32
  %cond = icmp eq i32 %v.ext, 0
  ; Cause FastISel abort.
  %shl = shl i8 %v, 0
  store i8 %shl, ptr %p2
  br label %bb2

bb2:
  br i1 %cond, label %bb3, label %bb4

bb4:
  ret i32 0

bb3:
  ret i32 1
}