llvm-project/llvm/test/Transforms/MergeICmps
Philip Reames e75a2dfe20 [tests] Stablize tests for possible change in deref semantics
There's a potential change in dereferenceability attribute semantics in the nearish future.  See llvm-dev thread "RFC: Decomposing deref(N) into deref(N) + nofree" and D99100 for context.

This change simply adds appropriate attributes to tests to keep transform logic exercised under both old and new/proposed semantics.  Note that for many of these cases, O3 would infer exactly these attributes on the test IR.

This change handles the idiomatic pattern of a dereferenceable object being passed to a call which can not free that memory.  There's a couple other tests which need more one-off attention, they'll be handled in another change.
2021-07-14 13:05:43 -07:00
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X86 [tests] Stablize tests for possible change in deref semantics 2021-07-14 13:05:43 -07:00
pair-int32-int32.ll