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## Adapted from test/llvm-readobj/ELF/verdef-invalid.test
## Check that we report a warning when a SHT_GNU_verdef section contains a version definition
## that refers to an auxiliary entry that goes past the end of the section.
# RUN: yaml2obj %s -o %t
# RUN: llvm-objdump -p %t 2>&1 | FileCheck %s --check-prefix=AUX-PAST-END -DFILE=%t
# AUX-PAST-END: warning: '[[FILE]]': invalid SHT_GNU_verdef section with index 1: version definition 1 refers to an auxiliary entry that goes past the end of the section
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Sections:
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Entries:
- Names:
- FOO
## The correct sh_size is 28.
ShSize: 27
DynamicSymbols:
- Name: foo
## Check we report a warning when a version definition is not correctly aligned in memory.
# RUN: yaml2obj %s --docnum=2 -o %t2
# RUN: llvm-objdump -p %t2 2>&1 | FileCheck %s --check-prefix=MISALIGNED-DEF -DFILE=%t2
# MISALIGNED-DEF: warning: '[[FILE]]': invalid SHT_GNU_verdef section with index 1: found a misaligned version definition entry at offset 0x0
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Sections:
- Type: Fill
Size: 0x1
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Link: .dynstr
Info: 0x1
Entries:
- Names:
- FOO
DynamicSymbols:
- Name: foo
## Check we report "invalid vda_name" when vda_name = size(.dynstr)
# RUN: yaml2obj %s --docnum=3 -o %t3
# RUN: llvm-objdump -p %t3 2>&1 | FileCheck %s --check-prefix=VDANAME-PAST-END --implicit-check-not=warning:
# VDANAME-PAST-END: Version definitions:
# VDANAME-PAST-END-NEXT: 0 0x00 0x00000000 V0
# VDANAME-PAST-END-NEXT: <invalid vda_name: 7>
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Sections:
- Name: .gnu.version_d
Type: SHT_GNU_verdef
Flags: [ SHF_ALLOC ]
Link: .dynstr
Info: 0x1
## The byte offset to the auxiliary entry is 0x13, i.e. it is not correctly aligned in memory.
Content: "010000000000020000000000140000000000000004000000080000000700000000000000"
DynamicSymbols:
- Name: V1
Binding: STB_GLOBAL
- Name: V0
Binding: STB_GLOBAL
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