; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s --check-prefix=REUSE
; RUN: opt -passes=hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s --check-prefix=REUSE
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"

@G = external dso_local global i32, align 4

define void @foo(i32) {
; REUSE-LABEL: @foo(
; REUSE-NEXT:    [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0
; REUSE-NEXT:    tail call void @_Z10sideeffectv()
; REUSE-NEXT:    br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]]
; REUSE:       codeRepl:
; REUSE-NEXT:    call void @foo.cold.1() #[[ATTR2:[0-9]+]]
; REUSE-NEXT:    ret void
; REUSE:       exit:
; REUSE-NEXT:    ret void
;
  %2 = icmp eq i32 %0, 0
  tail call void @_Z10sideeffectv()
  br i1 %2, label %sink, label %exit

sink:
  tail call void @_Z10sideeffectv()
  call void @llvm.trap()
  unreachable

exit:
  ret void
}

define void @bar(i32) {
; REUSE-LABEL: @bar(
; REUSE-NEXT:    [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0
; REUSE-NEXT:    tail call void @_Z10sideeffectv()
; REUSE-NEXT:    br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]]
; REUSE:       codeRepl:
; REUSE-NEXT:    call void @bar.cold.1() #[[ATTR2]]
; REUSE-NEXT:    ret void
; REUSE:       exit:
; REUSE-NEXT:    ret void
;
  %2 = icmp eq i32 %0, 0
  tail call void @_Z10sideeffectv()
  br i1 %2, label %sink, label %exit

sink:
  tail call void @_Z10sideeffectv()
  call void @llvm.trap()
  unreachable

exit:
  ret void
}

declare void @llvm.trap() noreturn cold
declare void @_Z10sideeffectv()