llvm-project/llvm/test/Transforms/Reassociate/fast-MissedTree.ll

14 lines
324 B
LLVM

; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
define float @test1(float %A, float %B) {
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[Z:%.*]] = fadd fast float %A, %B
; CHECK-NEXT: ret float [[Z]]
;
%W = fadd fast float %B, -5.0
%Y = fadd fast float %A, 5.0
%Z = fadd fast float %W, %Y
ret float %Z
}