[llvm] [InstCombine] Propagate invariant.load metadata across unpacked loads (PR #152186)

[Yingwei Zheng via llvm-commits]

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@@ -764,6 +773,7 @@ static Instruction *unpackLoadToAggregate(InstCombinerImpl &IC, LoadInst &LI) {
           Name + ".unpack");
       // Propagate AA metadata. It'll still be valid on the narrowed load.
       L->setAAMetadata(LI.getAAMetadata());
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dtcxzyw wrote:

The AATag should be adjusted to use the new offset and size. cc @nikic


https://github.com/llvm/llvm-project/pull/152186