1# RUN: yaml2obj %s -o %t
2# RUN: llvm-objcopy %t %t2
3# RUN: llvm-readobj --symbols %t2 | FileCheck %s
4
5## Check that all values of the null symbol are zeroes.
6
7# CHECK:      Symbols [
8# CHECK-NEXT:  Symbol {
9# CHECK-NEXT:    Name:  (0)
10# CHECK-NEXT:    Value: 0x0
11# CHECK-NEXT:    Size: 0
12# CHECK-NEXT:    Binding: Local (0x0)
13# CHECK-NEXT:    Type: None (0x0)
14# CHECK-NEXT:    Other: 0
15# CHECK-NEXT:    Section: Undefined (0x0)
16# CHECK-NEXT:  }
17
18## Check we emit a zero in st_name field when a symbol has no name.
19
20# CHECK:       Name: .text (0)
21# CHECK-NEXT:   Value: 0x0
22# CHECK-NEXT:   Size: 0
23# CHECK-NEXT:   Binding: Local (0x0)
24# CHECK-NEXT:   Type: Section (0x3)
25# CHECK-NEXT:   Other: 0
26# CHECK-NEXT:   Section: .text (0x1)
27# CHECK-NEXT: }
28
29!ELF
30FileHeader:
31  Class:   ELFCLASS64
32  Data:    ELFDATA2LSB
33  Type:    ET_EXEC
34  Machine: EM_X86_64
35Sections:
36  - Name:  .text
37    Type:  SHT_PROGBITS
38    Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
39Symbols:
40  - Name:    ""
41    Type:    STT_SECTION
42    Section: .text
43# We need to have a named symbol, otherwise the original
44# issue that was fixed is not reproduced by this test.
45  - Name:    foo
46    Binding: STB_GLOBAL
47