llvm-project/llvm/test/Transforms/SSI/2009-08-19-UnreachableBB2.ll

23 lines
576 B
LLVM

; RUN: opt < %s -ssi-everything -disable-output
define void @foo() {
entry:
%tmp0 = load i64* undef, align 4 ; <i64> [#uses=3]
br i1 undef, label %end_stmt_playback, label %bb16
readJournalHdr.exit: ; No predecessors!
br label %end_stmt_playback
bb16: ; preds = %bb7
%tmp1 = icmp slt i64 0, %tmp0 ; <i1> [#uses=1]
br i1 %tmp1, label %bb16, label %bb17
bb17: ; preds = %bb16
store i64 %tmp0, i64* undef, align 4
br label %end_stmt_playback
end_stmt_playback: ; preds = %bb17, %readJournalHdr.exit, %bb6, %bb2
store i64 %tmp0, i64* undef, align 4
ret void
}