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[deadargelim] Update dbg.value of 'unused' parameters

Description

[deadargelim] Update dbg.value of 'unused' parameters

DeadArgElim pass marks unused function arguments as ‘undef’ without updating
existing dbg.values referring to it. As a consequence the debug info
metadata in the final executable was wrong.

Patch by Djordje Todorovic.

Differential Revision: https://reviews.llvm.org/D51968

Details

Committed
petarjSep 24 2018, 3:01 AM
Differential Revision
D51968: [deadargelim] Update dbg.value of 'unused' parameters
Parents
rL342870: [ARM] bottom-top mul support ARMParallelDSP
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