[PATCH] D27962: Get function start line number from DWARF info

[Simon Que via Phabricator via llvm-commits]

sque created this revision.
sque added a reviewer: echristo.
sque added a subscriber: llvm-commits.
Herald added a subscriber: mehdi_amini.

DWARF info contains info about the line number at which a function starts (DW_AT_decl_line).

This patch creates a function to look up the start line number for a function, and returns it in
DILineInfo when looking up debug info for a particular address.


https://reviews.llvm.org/D27962

Files:
  include/llvm/DebugInfo/DIContext.h
  lib/DebugInfo/DWARF/DWARFContext.cpp

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