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llvm-mirror/test/Transforms/Reassociate/fast-MissedTree.ll
Chad Rosier 9e119aad03 [Reassociation] Add support for reassociation with unsafe algebra.
Vector instructions are (still) not supported for either integer or floating
point.  Hopefully, that work will be landed shortly.

llvm-svn: 215647
2014-08-14 15:23:01 +00:00

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LLVM

; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
define float @test1(float %A, float %B) {
; CHECK-LABEL: test1
; CHECK: %Z = fadd fast float %A, %B
; CHECK: 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
}