[DynInst_API:] [dyninst/dyninst] 8c9c51: Fix unused values (#978)

[noreply@xxxxxxxxxx]

  Branch: refs/heads/master
  Home:   https://github.com/dyninst/dyninst
  Commit: 8c9c511a67be797a6cc75442c76d968e585940cc
      https://github.com/dyninst/dyninst/commit/8c9c511a67be797a6cc75442c76d968e585940cc
  Author: Tim Haines <thaines.astro@xxxxxxxxx>
  Date:   2021-02-04 (Thu, 04 Feb 2021)

  Changed paths:
    M instructionAPI/src/ArchSpecificFormatters.C
    M instructionAPI/src/Ternary.C
    M parseAPI/src/Parser.C

  Log Message:
  -----------
  Fix unused values (#978)

* Correctly uppercase strings in AmdgpuFormatter::formatRegister and TernaryAST::format

This was introduced by 40f9295af in 2020

* Remove unused computed value in Parser::parse_frame_one_iteration

This was introduced by 5670e70600a in 2011.