File: pr-49141.ll

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llvm-toolchain-13 1%3A13.0.1-11
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -indvars -loop-load-elim < %s 2>&1 | FileCheck %s

target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
target triple = "x86_64-unknown-linux-gnu"

define void @test() {
; CHECK-LABEL: @test(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    br label [[FOR_BODY:%.*]]
; CHECK:       for.cond:
; CHECK-NEXT:    br i1 true, label [[FOR_BODY]], label [[FOR_END:%.*]]
; CHECK:       for.body:
; CHECK-NEXT:    br i1 false, label [[FOR_COND:%.*]], label [[FOR_END]]
; CHECK:       for.end:
; CHECK-NEXT:    ret void
;
entry:
  br label %for.body

for.cond:                                         ; preds = %for.body
  %a.0 = phi i16 [ %inc, %for.body ]
  %cmp = icmp sle i16 %a.0, 2
  br i1 %cmp, label %for.body, label %for.end

for.body:                                         ; preds = %for.cond, %entry
  %a.01 = phi i16 [ undef, %entry ], [ %a.0, %for.cond ]
  %inc = add nsw i16 %a.01, 1
  br i1 false, label %for.cond, label %for.end

for.end:                                          ; preds = %for.body, %for.cond
  ret void
}