[SelectionDAG] Assert on the width of DemandedElts argument to computeKnownBits…

Description

[SelectionDAG] Assert on the width of DemandedElts argument to computeKnownBits for all vector typed operations not just build_vector.

Fix AArch64 unit test that fails with the assertion added.

Details

Committed
ctopperThu, Nov 8, 12:29 PM
Parents
rL346436: [LTO] Drop non-prevailing definitions only if linkage is not local or appending
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