[PATCH] D156742: [BOLT][DWARF] Fix handling inlined subroutine with no output pc.

[Alexander Yermolovich via Phabricator via llvm-commits]

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Clang can generate DW_TAG_inlined_subroutine with low_pc 0. With split dwarf
this led to range offset being a negative number.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D156742

Files:
  bolt/lib/Rewrite/DWARFRewriter.cpp
  bolt/test/X86/Inputs/dwarf4-df-inlined-subroutine-lowpc-0-main.s
  bolt/test/X86/Inputs/dwarf5-df-inlined-subroutine-range-0-main.s
  bolt/test/X86/dwarf4-df-inlined-subroutine-lowpc-0.test
  bolt/test/X86/dwarf5-df-inlined-subroutine-range-0.test

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