[PATCH] D142425: [BOLT][DWARF] Reuse entries in .debug_addr when not modified

[Alexander Yermolovich via Phabricator via llvm-commits]

ayermolo added a comment.

Example of pre-bolt debug info

  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000008)
  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000008)
  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000008)

If only the first CU was modified, and other two were not.
Before the fix:

  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000008)
  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000020)
  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000030)

After the fix:

  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000008)
  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000020)
  DW_TAG_compile_unit
    DW_AT_addr_base (0x00000020)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142425/new/

https://reviews.llvm.org/D142425