1 ; RUN: llvm-as < %s | opt -condprop | llvm-dis
3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
4 target triple = "x86_64-unknown-linux-gnu"
6 define i32 @main(i32 %argc, i8** %argv) nounwind {
10 bb2: ; preds = %bb.bb2_crit_edge, %entry
11 br i1 false, label %bb5.thread2, label %bb
14 br i1 false, label %bb3, label %bb.bb2_crit_edge
16 bb.bb2_crit_edge: ; preds = %bb
20 %.lcssa4 = phi i1 [ false, %bb ] ; <i1> [#uses=1]
21 br i1 %.lcssa4, label %bb5.thread, label %bb6
23 bb5.thread: ; preds = %bb3
26 bb7: ; preds = %bb5.thread2, %bb5.thread
27 br label %UnifiedReturnBlock
30 br label %UnifiedReturnBlock
32 bb5.thread2: ; preds = %bb2
35 UnifiedReturnBlock: ; preds = %bb6, %bb7