verdef-section.yaml
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## Check we are able to handle SHT_GNU_verdef sections.
# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-readobj -V %t1 | FileCheck %s
# CHECK: VersionDefinitions [
# CHECK-NEXT: Definition {
# CHECK-NEXT: Version: 1
# CHECK-NEXT: Flags [ (0x1)
# CHECK-NEXT: Base (0x1)
# CHECK-NEXT: ]
# CHECK-NEXT: Index: 1
# CHECK-NEXT: Hash: 170240160
# CHECK-NEXT: Name: dso.so.0
# CHECK-NEXT: Predecessors: []
# CHECK-NEXT: }
# CHECK-NEXT: Definition {
# CHECK-NEXT: Version: 1
# CHECK-NEXT: Flags [ (0x2)
# CHECK-NEXT: Weak (0x2)
# CHECK-NEXT: ]
# CHECK-NEXT: Index: 2
# CHECK-NEXT: Hash: 108387921
# CHECK-NEXT: Name: VERSION_1
# CHECK-NEXT: Predecessors: []
# CHECK-NEXT: }
# CHECK-NEXT: Definition {
# CHECK-NEXT: Version: 1
# CHECK-NEXT: Flags [ (0x3)
# CHECK-NEXT: Base (0x1)
# CHECK-NEXT: Weak (0x2)
# CHECK-NEXT: ]
# CHECK-NEXT: Index: 3
# CHECK-NEXT: Hash: 108387922
# CHECK-NEXT: Name: VERSION_2
# CHECK-NEXT: Predecessors: [VERSION_3]
# CHECK-NEXT: }
# CHECK-NEXT: ]
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Entry: 0x0000000000001000
Sections:
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Flags: [ SHF_ALLOC ]
Address: 0x0000000000000230
Link: .dynstr
AddressAlign: 0x0000000000000004
Info: 0x0000000000000003
Entries:
- Version: 1
Flags: 1
VersionNdx: 1
Hash: 170240160
Names:
- dso.so.0
- Version: 1
Flags: 2
VersionNdx: 2
Hash: 108387921
Names:
- VERSION_1
- Version: 1
Flags: 3
VersionNdx: 3
Hash: 108387922
Names:
- VERSION_2
- VERSION_3
DynamicSymbols:
- Name: foo
Binding: STB_GLOBAL
## Check we can use "Content" to describe the content.
# RUN: yaml2obj --docnum=2 %s -o %t2
# RUN: llvm-readobj --sections --section-data %t2 | FileCheck %s --check-prefix=CONTENT
# CONTENT: Name: .gnu.version_d
# CONTENT-NEXT: Type: SHT_GNU_verdef
# CONTENT-NEXT: Flags [ (0x2)
# CONTENT-NEXT: SHF_ALLOC (0x2)
# CONTENT-NEXT: ]
# CONTENT-NEXT: Address: 0x0
# CONTENT-NEXT: Offset: 0x40
# CONTENT-NEXT: Size: 3
# CONTENT-NEXT: Link: 0
# CONTENT-NEXT: Info: 1
# CONTENT-NEXT: AddressAlignment:
# CONTENT-NEXT: EntrySize:
# CONTENT-NEXT: SectionData (
# CONTENT-NEXT: 0000: 112233
# CONTENT-NEXT: )
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Flags: [ SHF_ALLOC ]
Info: 0x0000000000000001
Content: "112233"
## Check we can omit "Content" and "Entries" fields to produce an empty SHT_GNU_verdef section.
# RUN: yaml2obj --docnum=3 %s -o %t3
# RUN: llvm-readelf --sections %t3 | FileCheck %s --check-prefix=NO-PROPS
# NO-PROPS: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
# NO-PROPS: [ 1] .gnu.version_d VERDEF 0000000000000000 000040 000000 00 A 0 1 0
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Flags: [ SHF_ALLOC ]
Info: 0x0000000000000001
## Check we can't use both "Entries" and "Content" together.
# RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 | FileCheck %s --check-prefix=BOTH
# BOTH: error: SHT_GNU_verdef: "Entries" and "Content" can't be used together
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Machine: EM_X86_64
Sections:
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Flags: [ SHF_ALLOC ]
Info: 0x0000000000000001
Content: "112233"
Entries:
- Version: 0
Flags: 0
VersionNdx: 0
Hash: 0
Names:
- foo