blob: ed2dfb3fe6f5f48e31f23d5208ae7ad802a06689 [file] [log] [blame]
; RUN: opt < %s -passes=sccp -S | grep undef | count 1
; PR1938
define i32 @main() {
entry:
br label %bb
bb:
%indvar = phi i32 [ 0, %entry ], [ %k, %bb.backedge ]
%k = add i32 %indvar, 1
br i1 undef, label %cond_true, label %cond_false
cond_true:
%tmp97 = icmp slt i32 %k, 10
br i1 %tmp97, label %bb.backedge, label %bb12
bb.backedge:
br label %bb
cond_false:
%tmp9 = icmp slt i32 %k, 10
br i1 %tmp9, label %bb.backedge, label %bb12
bb12:
%tmp14 = icmp eq i32 %k, 10
br i1 %tmp14, label %cond_next18, label %cond_true17
cond_true17:
tail call void @abort( )
unreachable
cond_next18:
ret i32 0
}
declare void @abort()