[PATCH] D41762: [DWARF] Incorrect prologue end line record.

[Carlos Alberto Enciso via Phabricator via llvm-commits]

CarlosAlbertoEnciso added a comment.

Hi Adrian & Quentin,

These are the line records output (llvm-dwarfdump):

First test case: -enable-shrink-wrap=false

  Address            Line   Column File   ISA Discriminator Flags
  ------------------ ------ ------ ------ --- ------------- -------------
  0x0000000000000000      4      0      1   0             0  is_stmt
  0x0000000000000003      6      9      1   0             0  is_stmt prologue_end
  0x0000000000000005      6      7      1   0             0 
  0x0000000000000007      7      9      1   0             0  is_stmt
  0x0000000000000010      8     12      1   0             0  is_stmt
  0x0000000000000017     11      3      1   0             0  is_stmt
  0x0000000000000019     11      3      1   0             0  is_stmt end_sequence

First test case: -enable-shrink-wrap=true

  Address            Line   Column File   ISA Discriminator Flags
  ------------------ ------ ------ ------ --- ------------- -------------
  0x0000000000000000      4      0      1   0             0  is_stmt
  0x0000000000000002      6      9      1   0             0  is_stmt prologue_end
  0x0000000000000004      6      7      1   0             0 
  0x0000000000000007      7      9      1   0             0  is_stmt
  0x0000000000000010      8     12      1   0             0  is_stmt
  0x000000000000001b     11      3      1   0             0  is_stmt
  0x000000000000001c     11      3      1   0             0  is_stmt end_sequence

Second test case: -enable-shrink-wrap=false

  Address            Line   Column File   ISA Discriminator Flags
  ------------------ ------ ------ ------ --- ------------- -------------
  0x0000000000000000      5      0      1   0             0  is_stmt
  0x0000000000000003      7      9      1   0             0  is_stmt prologue_end
  0x0000000000000005      7      7      1   0             0 
  0x0000000000000007      8      9      1   0             0  is_stmt
  0x000000000000000b      9     24      1   0             0  is_stmt
  0x0000000000000015      9     12      1   0             0 
  0x000000000000001c     12      3      1   0             0  is_stmt
  0x000000000000001e     12      3      1   0             0  is_stmt end_sequence

Second test case: -enable-shrink-wrap=true

  Address            Line   Column File   ISA Discriminator Flags
  ------------------ ------ ------ ------ --- ------------- -------------
  0x0000000000000000      5      0      1   0             0  is_stmt
  0x0000000000000002      7      9      1   0             0  is_stmt prologue_end
  0x0000000000000004      7      7      1   0             0 
  0x0000000000000007      8      9      1   0             0  is_stmt
  0x000000000000000b      9     24      1   0             0  is_stmt
  0x0000000000000015      9     12      1   0             0 
  0x0000000000000020     12      3      1   0             0  is_stmt
  0x0000000000000021     12      3      1   0             0  is_stmt end_sequence

Thanks


https://reviews.llvm.org/D41762