2011-06-16 05:18:51 +08:00
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; RUN: llc < %s -mtriple thumbv6-apple-macosx10.6.0 | FileCheck %s
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; test that we print the label of a bb that is only used in a jump table.
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2015-06-01 03:22:07 +08:00
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; CHECK: .long [[JUMPTABLE_DEST:LBB[0-9]+_[0-9]+]]
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; CHECK: [[JUMPTABLE_DEST]]:
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2011-06-16 05:18:51 +08:00
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define i32 @calculate() {
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entry:
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switch i32 undef, label %return [
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i32 1, label %sw.bb
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i32 2, label %sw.bb6
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i32 3, label %sw.bb13
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i32 4, label %sw.bb20
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]
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sw.bb: ; preds = %entry
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br label %return
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sw.bb6: ; preds = %entry
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br label %return
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sw.bb13: ; preds = %entry
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br label %return
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sw.bb20: ; preds = %entry
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%div = sdiv i32 undef, undef
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br label %return
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return: ; preds = %sw.bb20, %sw.bb13, %sw.bb6, %sw.bb, %entry
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%retval.0 = phi i32 [ %div, %sw.bb20 ], [ undef, %sw.bb13 ], [ undef, %sw.bb6 ], [ undef, %sw.bb ], [ 0, %entry ]
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ret i32 %retval.0
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}
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