| ; RUN: llvm-as < %s | opt -reassociate -disable-output | |
| define void @foo() { | |
| %tmp162 = fsub <4 x float> zeroinitializer, zeroinitializer ; <<4 x float>> [#uses=1] | |
| %tmp164 = fmul <4 x float> zeroinitializer, %tmp162 ; <<4 x float>> [#uses=0] | |
| ret void | |
| } | |