1; RUN: opt < %s -S -early-cse | FileCheck %s
2; RUN: opt < %s -S -basicaa -early-cse-memssa | FileCheck %s
3
4; Ensure we don't simplify away additions vectors of +0.0's (same as scalars).
5define <4 x float> @fV( <4 x float> %a) {
6       ; CHECK: %b = fadd <4 x float> %a, zeroinitializer
7       %b = fadd  <4 x float> %a, <float 0.0,float 0.0,float 0.0,float 0.0>
8       ret <4 x float> %b
9}
10
11define <4 x float> @fW( <4 x float> %a) {
12       ; CHECK: ret <4 x float> %a
13       %b = fadd  <4 x float> %a, <float -0.0,float -0.0,float -0.0,float -0.0>
14       ret <4 x float> %b
15}
16