1 ; RUN: opt < %s -lcssa -disable-output
2 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
3 target triple = "x86_64-unknown-linux-gnu"
6 ; Check that we don't crash on this test.
16 %x = phi i32 [ undef, %bb5 ], [ undef, %bb1 ]
17 br i1 undef, label %bb3, label %bb6
20 br i1 undef, label %bb5, label %bb4