1; RUN: opt < %s -passes=instcombine -disable-output 2 3 %struct.Ray = type { %struct.Vec, %struct.Vec } 4 %struct.Scene = type { ptr } 5 %struct.Vec = type { double, double, double } 6 7declare double @_Z9ray_traceRK3VecRK3RayRK5Scene(ptr, ptr, ptr) 8 9define i32 @main(i32 %argc, ptr %argv) { 10entry: 11 %tmp3 = alloca %struct.Ray, align 4 ; <ptr> [#uses=2] 12 %tmp97 = icmp slt i32 0, 512 ; <i1> [#uses=1] 13 br i1 %tmp97, label %bb71, label %bb108 14 15bb29: ; preds = %bb62 16 %tmp322.0 = getelementptr %struct.Vec, ptr %tmp3, i32 0, i32 0 ; <ptr> [#uses=1] 17 store double 0.000000e+00, ptr %tmp322.0 18 %tmp57 = call double @_Z9ray_traceRK3VecRK3RayRK5Scene( ptr null, ptr %tmp3, ptr null ) ; <double> [#uses=0] 19 br label %bb62 20 21bb62: ; preds = %bb71, %bb29 22 %tmp65 = icmp slt i32 0, 4 ; <i1> [#uses=1] 23 br i1 %tmp65, label %bb29, label %bb68 24 25bb68: ; preds = %bb62 26 ret i32 0 27 28bb71: ; preds = %entry 29 %tmp74 = icmp slt i32 0, 4 ; <i1> [#uses=1] 30 br i1 %tmp74, label %bb62, label %bb77 31 32bb77: ; preds = %bb71 33 ret i32 0 34 35bb108: ; preds = %entry 36 ret i32 0 37} 38