llvm/test/tools/llvm-nm/elf-extern-only.test

   1 ## Test that the --extern-only switch only shows external ELF symbols.
   2
   3 # RUN: yaml2obj %s -o %t.o
   4 # RUN: llvm-nm %t.o --extern-only --no-sort | FileCheck %s
   5 # RUN: llvm-nm %t.o -g --no-sort | FileCheck %s
   6
   7 ## Using --no-sort ensures that the symbols appear in the symbol table order
   8 ## allowing our CHECK-NOTs to work as expected.
   9 # CHECK-NOT: local
  10 # CHECK: D global_data_symbol
  11 # CHECK-NEXT: T global_function_symbol
  12 # CHECK-NEXT: U undefined
  13 # CHECK-NEXT: W weak_symbol
  14 # CHECK-NOT: local
  15
  16 --- !ELF
  17 FileHeader:
  18   Class:   ELFCLASS32
  19   Data:    ELFDATA2LSB
  20   Type:    ET_REL
  21   Machine: EM_386
  22 Sections:
  23   - Name:  .text
  24     Type:  SHT_PROGBITS
  25     Flags: [SHF_ALLOC, SHF_EXECINSTR]
  26   - Name:  .data
  27     Type:  SHT_PROGBITS
  28     Flags: [SHF_ALLOC, SHF_WRITE]
  29 Symbols:
  30   - Name:    local_function_symbol
  31     Binding: STB_LOCAL
  32     Section: .text
  33   - Name:    local_data_symbol
  34     Binding: STB_LOCAL
  35     Section: .data
  36   - Name:    global_data_symbol
  37     Binding: STB_GLOBAL
  38     Section: .data
  39   - Name:    global_function_symbol
  40     Binding: STB_GLOBAL
  41     Section: .text
  42   - Name:    undefined
  43     Binding: STB_GLOBAL
  44   - Name:    weak_symbol
  45     Binding: STB_WEAK
  46     Section: .data
  47   - Name:    local_at_end
  48     Binding: STB_LOCAL
  49     Section: .text