test/tools/llvm-objcopy/ELF/group-unchanged.test

   1 # RUN: yaml2obj %s > %t
   2 # RUN: llvm-objcopy --remove-section=.text.bar %t %t2
   3 # RUN: llvm-readobj --elf-section-groups %t2 | FileCheck %s
   4
   5 # In this test the section .text.bar is getting removed, since this section
   6 # goes after all the sections comprising a group, the content of the
   7 # section .group doesn't change.
   8
   9 # CHECK:           Name: .group
  10 # CHECK-NEXT:      Index: 1
  11 # CHECK-NEXT:      Link: 3
  12 # CHECK-NEXT:      Info: 2
  13 # CHECK-NEXT:      Type: COMDAT (0x1)
  14 # CHECK-NEXT:      Signature: foo
  15 # CHECK:           .text.foo (2)
  16
  17 --- !ELF
  18 FileHeader:
  19   Class:           ELFCLASS64
  20   Data:            ELFDATA2LSB
  21   Type:            ET_REL
  22   Machine:         EM_X86_64
  23 Sections:
  24   - Name:            .group
  25     Type:            SHT_GROUP
  26     Link:            .symtab
  27     AddressAlign:    0x0000000000000004
  28     Info:            foo
  29     Members:
  30       - SectionOrType:   GRP_COMDAT
  31       - SectionOrType:   .text.foo
  32   - Name:            .text.foo
  33     Type:            SHT_PROGBITS
  34     Flags:           [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
  35     AddressAlign:    0x0000000000000010
  36   - Name:            .text.bar
  37     Type:            SHT_PROGBITS
  38     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
  39     AddressAlign:    0x0000000000000010
  40 Symbols:
  41   - Name:            .text.foo
  42     Type:            STT_SECTION
  43     Section:         .text.foo
  44   - Name:            .text.bar
  45     Type:            STT_SECTION
  46     Section:         .text.bar
  47   - Name:            foo
  48     Type:            STT_FUNC
  49     Section:         .text.foo
  50     Size:            0x0000000000000000
  51     Binding:         STB_WEAK
  52   - Name:            bar
  53     Type:            STT_FUNC
  54     Section:         .text.bar
  55     Size:            0x0000000000000000
  56     Binding:         STB_WEAK