[PATCH] D80796: [DebugInfo] Add use of truncating data extractor to debug line parsing

[James Henderson via Phabricator via llvm-commits]

jhenderson created this revision.
jhenderson added reviewers: ikudrin, JDevlieghere, probinson, dblaikie, aprantl, MaskRay.
Herald added subscribers: cmtice, hiraditya.
Herald added a project: LLVM.
jhenderson added a child revision: D80797: [DebugInfo] Check for errors when reading data for extended opcode.
jhenderson added a subscriber: labath.
jhenderson added a reviewer: labath.

This will ensure that nothing can ever start parsing data from a future sequence and part-read data will be returned as 0 instead.

Depends on D80795 <https://reviews.llvm.org/D80795>.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D80796

Files:
  llvm/lib/DebugInfo/DWARF/DWARFDebugLine.cpp
  llvm/test/tools/llvm-dwarfdump/X86/Inputs/debug_line_malformed.s
  llvm/test/tools/llvm-dwarfdump/X86/debug_line_invalid.test

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