llvm-for-llvmta/test/tools/yaml2obj/ELF/symtab-implicit-sections-fl...

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2022-04-25 10:02:23 +02:00
## For implicit symbol table sections, the `Flags` field can also
## be specified in YAML. Here we test the behavior in different cases.
## When flags are not explicitly specified, yaml2obj assigns no flags
## for .symtab and the SHF_ALLOC flag for .dynsym by default.
# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-readobj %t1 -S | FileCheck %s --check-prefix=CASE1
# CASE1: Name: .symtab
# CASE1-NEXT: Type: SHT_SYMTAB
# CASE1-NEXT: Flags [
# CASE1-NEXT: ]
# CASE1: Name: .dynsym
# CASE1-NEXT: Type: SHT_DYNSYM
# CASE1-NEXT: Flags [
# CASE1-NEXT: SHF_ALLOC
# CASE1-NEXT: ]
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Sections:
- Name: .symtab
Type: SHT_SYMTAB
- Name: .dynsym
Type: SHT_DYNSYM
## Check we can set arbitrary flags for .symtab/.dynsym.
# RUN: yaml2obj --docnum=2 %s -o %t2
# RUN: llvm-readobj %t2 -S | FileCheck %s --check-prefix=CASE2
# CASE2: Name: .symtab
# CASE2-NEXT: Type: SHT_SYMTAB
# CASE2-NEXT: Flags [
# CASE2-NEXT: SHF_ALLOC
# CASE2-NEXT: SHF_STRINGS
# CASE2-NEXT: ]
# CASE2: Name: .dynsym
# CASE2-NEXT: Type: SHT_DYNSYM
# CASE2-NEXT: Flags [
# CASE2-NEXT: SHF_STRINGS
# CASE2-NEXT: ]
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Sections:
- Name: .symtab
Type: SHT_SYMTAB
Flags: [ SHF_ALLOC, SHF_STRINGS ]
- Name: .dynsym
Type: SHT_DYNSYM
Flags: [ SHF_STRINGS ]
## Check no flags are set by default for .symtab when it is not
## described in the YAML.
# RUN: yaml2obj --docnum=3 %s -o %t3
# RUN: llvm-readobj %t3 -S | FileCheck %s --check-prefix=CASE3
# CASE3: Name: .symtab
# CASE3-NEXT: Type: SHT_SYMTAB
# CASE3-NEXT: Flags [
# CASE3-NEXT: ]
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_DYN
Symbols: []