[PATCH] D51968: [deadargelim] Update dbg.value of 'unused' parameters

[Djordje Todorovic via Phabricator via llvm-commits]

djtodoro created this revision.
djtodoro added reviewers: aprantl, vsk.
djtodoro added a project: debug-info.
Herald added subscribers: llvm-commits, JDevlieghere.

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


Repository:
  rL LLVM

https://reviews.llvm.org/D51968

Files:
  lib/Transforms/IPO/DeadArgumentElimination.cpp
  test/Transforms/DeadArgElim/dbginfo-update-dbgval.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D51968.165030.patch
Type: text/x-patch
Size: 4464 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20180912/05103cf6/attachment.bin>