36 lines
1.0 KiB
LLVM
36 lines
1.0 KiB
LLVM
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; RUN: opt -loop-simplify -S < %s | FileCheck %s
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; LoopSimplify shouldn't split loop backedges that use indirectbr.
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; CHECK: bb1: ; preds = %bb5, %bb
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; CHECK-NEXT: indirectbr
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; CHECK: bb5: ; preds = %bb1
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; CHECK-NEXT: br label %bb1{{$}}
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define void @foo(i8* %p) nounwind {
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bb:
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br label %bb1
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bb1: ; preds = %bb5, %bb1, %bb
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indirectbr i8* %p, [label %bb6, label %bb7, label %bb1, label %bb2, label %bb3, label %bb5, label %bb4]
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bb2: ; preds = %bb1
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ret void
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bb3: ; preds = %bb1
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ret void
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bb4: ; preds = %bb1
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ret void
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bb5: ; preds = %bb1
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br label %bb1
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bb6: ; preds = %bb1
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ret void
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bb7: ; preds = %bb1
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ret void
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}
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