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Initially forgotten-to-svn-add test case for r177279.

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llvm-svn: 177280
This commit is contained in:
David Tweed 2013-03-18 12:07:24 +00:00
parent 1904cbefd1
commit 30ae1357f5
1 changed files with 14 additions and 0 deletions
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test/Transforms/EarlyCSE/floatingpoint.ll Normal file
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; RUN: opt < %s -S -early-cse | FileCheck %s
; Ensure we don't simplify away additions vectors of +0.0's (same as scalars).
define <4 x float> @fV( <4 x float> %a) {
; CHECK: %b = fadd <4 x float> %a, zeroinitializer
%b = fadd <4 x float> %a, <float 0.0,float 0.0,float 0.0,float 0.0>
ret <4 x float> %b
}
define <4 x float> @fW( <4 x float> %a) {
; CHECK: ret <4 x float> %a
%b = fadd <4 x float> %a, <float -0.0,float -0.0,float -0.0,float -0.0>
ret <4 x float> %b
}