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; RUN: llvm-as < %s | llvm-dis > %t1.ll
; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
; RUN: diff %t1.ll %t2.ll

define i64 @test(i64 %X) {
        ret i64 %X
}

define i64 @fib(i64 %n) {
; <label>:0
        %T = icmp ult i64 %n, 2         ; <i1> [#uses=1]
        br i1 %T, label %BaseCase, label %RecurseCase

RecurseCase:            ; preds = %0
        %result = call i64 @test( i64 %n )              ; <i64> [#uses=0]
        br label %BaseCase

BaseCase:               ; preds = %RecurseCase, %0
        %X = phi i64 [ 1, %0 ], [ 2, %RecurseCase ]             ; <i64> [#uses=1]
        ret i64 %X
}