lld/test/COFF/pdb-unknown-subsection.s

   1 # Check that unknown symbol subsections are ignored with a warning, and a PDB
   2 # is produced anyway.
   3
   4 # REQUIRES: x86
   5 # RUN: llvm-mc -triple=i386-pc-win32 -filetype=obj -o %t.obj %s
   6 # RUN: lld-link -safeseh:no -subsystem:console -debug -nodefaultlib -entry:foo -out:%t.exe -pdb:%t.pdb %t.obj 2>&1 | FileCheck %s --check-prefix=WARNING
   7 # RUN: llvm-pdbutil dump -symbols %t.pdb | FileCheck %s
   8
   9 # WARNING-NOT: ignoring unknown
  10 # WARNING: ignoring unknown debug$S subsection kind 0x1FF
  11 # WARNING-NOT: ignoring unknown
  12
  13 # CHECK:                           Symbols
  14 # CHECK:        4 | S_COMPILE3 [size = 52]
  15 # CHECK:            machine = intel x86-x64, Ver = clang version SENTINEL, language = c
  16
  17 .text
  18 _foo:
  19 ret
  20
  21 .global _foo
  22
  23 .section .debug$S,"dr"
  24         .p2align        2
  25         .long   4                       # Debug section magic
  26         .long   0xF1 # Symbol subsection
  27         .long   .Ltmp6-.Ltmp5           # Subsection size
  28 .Ltmp5:
  29         .short  .Ltmp8-.Ltmp7           # Record length
  30 .Ltmp7:
  31         .short  4412                    # Record kind: S_COMPILE3
  32         .long   0                       # Flags and language
  33         .short  208                     # CPUType
  34         .short  9                       # Frontend version
  35         .short  0
  36         .short  0
  37         .short  0
  38         .short  9000                    # Backend version
  39         .short  0
  40         .short  0
  41         .short  0
  42         .asciz  "clang version SENTINEL" # Null-terminated compiler version string
  43         .p2align        2
  44 .Ltmp8:
  45 .Ltmp6:
  46         .long   0x1FF # Unknown subsection kind
  47         .long   4           # Subsection size
  48         .long  0
  49         .long   0x800000F1 # Unknown subsection kind
  50         .long   4           # Subsection size
  51         .long  0
  52         .long   0x800000F2 # Unknown subsection kind
  53         .long   4           # Subsection size
  54         .long  0
  55         .long   0x800000F3 # Unknown subsection kind
  56         .long   4           # Subsection size
  57         .long  0
  58         .long   0x800000F4 # Unknown subsection kind
  59         .long   4           # Subsection size
  60         .long  0