[llvm] [IR] Reject unhandled assume bundles and seperate them from normal attributes (PR #197007)

[Nikita Popov via llvm-commits]

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@@ -0,0 +1,18 @@
+//===- llvm/BundleAttributes.def - LLVM Bundle Attributes -------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+ATTR(Align, align)
+ATTR(Cold, cold)
+ATTR(Dereferenceable, dereferenceable)
+ATTR(DereferenceableOrNull, dereferenceable_or_null)
+ATTR(Ignore, ignore)
+ATTR(NonNull, nonnull)
+ATTR(NoUndef, noundef) // FIXME: Is this actually useful? It's currently exclusively emitted through tests.
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nikic wrote:

nit: Overlong line.

https://github.com/llvm/llvm-project/pull/197007