llvm-6502/test/Transforms/InstCombine/2008-07-16-fsub.ll
Chris Lattner d137ab4783 Fix PR2553
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53715 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17 06:07:20 +00:00

9 lines
195 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep sub
; PR2553
define double @test(double %X) nounwind {
; fsub of self can't be optimized away.
%Y = sub double %X, %X
ret double %Y
}