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; RUN: opt < %s -instcombine -S | FileCheck %s
define float @mytan(float %x) {
%call = call fast float @atanf(float %x)
%call1 = call fast float @tanf(float %call)
ret float %call1
}
; CHECK-LABEL: define float @mytan(
; CHECK: ret float %x
define float @test2(float ()* %fptr) {
%call1 = call fast float %fptr()
%tan = call fast float @tanf(float %call1)
ret float %tan
}
; CHECK-LABEL: @test2
; CHECK: tanf
declare float @tanf(float)
declare float @atanf(float)
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