[PATCH] D29310: Fix DwarfDebug assertions with LTO mixing -g and -gmlt

[Paul Robinson via Phabricator via llvm-commits]

probinson created this revision.
Herald added a subscriber: mehdi_amini.

When LTO inlines functions compiled with -g into functions compiled 
-gmlt, certain assumptions don't hold any more.

Fixes PR31437.


https://reviews.llvm.org/D29310

Files:
  lib/CodeGen/AsmPrinter/DwarfDebug.cpp
  lib/CodeGen/AsmPrinter/DwarfDebug.h
  test/DebugInfo/X86/dbg-abstract-vars-g-gmlt.ll
  test/DebugInfo/X86/dbg-value-g-gmlt.ll

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