llvm/test/Transforms/PreISelIntrinsicLowering/constant-intrinscs-dead-code.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S < %s -passes=pre-isel-intrinsic-lowering | FileCheck %s

define void @test_dead() {
; CHECK-LABEL: define void @test_dead() {
; CHECK-NEXT:    ret void
; CHECK:       [[DEAD:.*]]:
; CHECK-NEXT:    [[X:%.*]] = call i32 @llvm.objectsize.i32.p21(ptr addrspace(21) null, i1 false, i1 false, i1 false)
; CHECK-NEXT:    br label %[[DEAD]]
;
  ret void

dead:
  %x = call i32 @llvm.objectsize.i32.p21(ptr addrspace(21) null, i1 false, i1 false, i1 false)
  br label %dead
}

define i32 @test_two() {
; CHECK-LABEL: define i32 @test_two() {
; CHECK-NEXT:    ret i32 -1
; CHECK:       [[DEAD:.*]]:
; CHECK-NEXT:    [[X:%.*]] = call i32 @llvm.objectsize.i32.p21(ptr addrspace(21) null, i1 false, i1 false, i1 false)
; CHECK-NEXT:    br label %[[DEAD]]
;
  %a = call i32 @llvm.objectsize.i32.p21(ptr addrspace(21) null, i1 false, i1 false, i1 false)
  ret i32 %a

dead:
  %x = call i32 @llvm.objectsize.i32.p21(ptr addrspace(21) null, i1 false, i1 false, i1 false)
  br label %dead
}