strip-sections.test 2.74 KB
# RUN: yaml2obj %s > %t
# RUN: llvm-objcopy --strip-sections %t %t2
# RUN: llvm-readobj --file-headers --program-headers %t2 | FileCheck %s
# RUN: od -t x1 -j 4096 -N 12 %t2 | FileCheck %s --ignore-case --check-prefix=DATA

## Sanity check the DATA-NOT line by showing that "fe ed fa ce" appears
## if --strip-sections is not specified.
# RUN: llvm-objcopy %t %t3
# RUN: od -t x1 -j 4096 -N 12 %t3 | FileCheck %s --ignore-case --check-prefix=VALIDATE

## Check that llvm-strip --strip-sections is equivalent to
## llvm-objcopy --strip-sections. 
# RUN: llvm-strip --strip-sections %t -o %t4
# RUN: cmp %t2 %t4

!ELF
FileHeader:
  Class:           ELFCLASS64
  Data:            ELFDATA2LSB
  Type:            ET_EXEC
  Machine:         EM_X86_64
Sections:
  - Name:            .text
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    AddressAlign:    0x0000000000001000
    Content:         "DEADBEEF"
  - Name:            .non_alloc_in_segment
    Type:            SHT_PROGBITS
    Flags:           [ ]
    Content:         "CAFEBABE"
  - Name:            .non_alloc_not_in_segment
    Type:            SHT_PROGBITS
    Flags:           [ ]
    Content:         "FEEDFACE"
ProgramHeaders:
- Type: PT_LOAD
  Flags: [ PF_X, PF_R ]
  Sections:
    - Section: .text
    - Section: .non_alloc_in_segment

# DATA: {{^[^[:blank:]]+}} de ad be ef ca fe ba be
# DATA-NOT: fe ed fa ce

# VALIDATE: {{^[^[:blank:]]+}} de ad be ef ca fe ba be fe ed fa ce

# CHECK:      ElfHeader {
# CHECK-NEXT:   Ident {
# CHECK-NEXT:     Magic: (7F 45 4C 46)
# CHECK-NEXT:     Class: 64-bit (0x2)
# CHECK-NEXT:     DataEncoding: LittleEndian (0x1)
# CHECK-NEXT:     FileVersion: 1
# CHECK-NEXT:     OS/ABI: SystemV (0x0)
# CHECK-NEXT:     ABIVersion: 0
# CHECK-NEXT:     Unused: (00 00 00 00 00 00 00)
# CHECK-NEXT:   }
# CHECK-NEXT:   Type: Executable (0x2)
# CHECK-NEXT:   Machine: EM_X86_64 (0x3E)
# CHECK-NEXT:   Version: 1
# CHECK-NEXT:   Entry: 0x0
# CHECK-NEXT:   ProgramHeaderOffset: 0x40
# CHECK-NEXT:   SectionHeaderOffset: 0x0
# CHECK-NEXT:   Flags [ (0x0)
# CHECK-NEXT:   ]
# CHECK-NEXT:   HeaderSize: 64
# CHECK-NEXT:   ProgramHeaderEntrySize: 56
# CHECK-NEXT:   ProgramHeaderCount: 1
# CHECK-NEXT:   SectionHeaderEntrySize: 0
# CHECK-NEXT:   SectionHeaderCount: 0
# CHECK-NEXT:   StringTableSectionIndex: 0
# CHECK-NEXT: }

# CHECK:      ProgramHeaders [
# CHECK-NEXT:   ProgramHeader {
# CHECK-NEXT:     Type: PT_LOAD (0x1)
# CHECK-NEXT:     Offset: 0x1000
# CHECK-NEXT:     VirtualAddress: 0x0
# CHECK-NEXT:     PhysicalAddress: 0x0
# CHECK-NEXT:     FileSize: 8
# CHECK-NEXT:     MemSize: 8
# CHECK-NEXT:     Flags [ (0x5)
# CHECK-NEXT:       PF_R (0x4)
# CHECK-NEXT:       PF_X (0x1)
# CHECK-NEXT:     ]
# CHECK-NEXT:     Alignment: 4096
# CHECK-NEXT:   }
# CHECK-NEXT: ]