File: 2019-08-22-FNegAssert.ll

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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=reassociate -S | FileCheck %s
; D61675

define float @test1(float %arg, float %arg1, float %arg2, float %arg3) {
; CHECK-LABEL: @test1(
; CHECK-NEXT:    [[TMP5:%.*]] = fneg fast float [[ARG:%.*]]
; CHECK-NEXT:    [[TMP1:%.*]] = fsub fast float [[ARG3:%.*]], [[ARG2:%.*]]
; CHECK-NEXT:    [[TMP2_NEG:%.*]] = fadd fast float [[TMP5]], 5.000000e+02
; CHECK-NEXT:    [[TMP3:%.*]] = fadd fast float [[TMP2_NEG]], [[TMP1]]
; CHECK-NEXT:    [[TMP4:%.*]] = fmul fast float [[TMP3]], [[TMP3]]
; CHECK-NEXT:    [[TMP6:%.*]] = fdiv fast float [[TMP5]], [[ARG1:%.*]]
; CHECK-NEXT:    [[TMP7:%.*]] = fadd fast float [[TMP4]], [[TMP6]]
; CHECK-NEXT:    ret float [[TMP7]]
;
  %tmp1 = fsub fast float %arg3, %arg2
  %tmp2 = fadd fast float %arg, -5.000000e+02
  %tmp3 = fsub fast float %tmp1, %tmp2
  %tmp4 = fmul fast float %tmp3, %tmp3
  %tmp5 = fneg fast float %arg
  %tmp6 = fdiv fast float %tmp5, %arg1
  %tmp7 = fadd fast float %tmp6, %tmp4
  ret float %tmp7
}