File: loop-rotate-valuemap.ll

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llvm-toolchain-19 1%3A19.1.4-1~deb12u1
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; RUN: opt -passes=loop-rotate %s -S | FileCheck %s
; REQUIRES: asserts

; Check that loop rotate keeps proper mapping between cloned instructions,
; otherwise, MemorySSA will assert.

; CHECK-LABEL: @f
define void @f() {
entry:
  br label %for.body16

for.cond.cleanup15:                               ; preds = %for.body16
  ret void

for.body16:                                       ; preds = %for.body16.for.body16_crit_edge, %entry
  %call.i = tail call float @expf(float 0.000000e+00) #1
  %0 = load ptr, ptr undef, align 8
  br i1 undef, label %for.cond.cleanup15, label %for.body16.for.body16_crit_edge

for.body16.for.body16_crit_edge:                  ; preds = %for.body16
  %.pre = load float, ptr undef, align 8
  br label %for.body16
}

declare float @expf(float)