strip-debug.test 3.79 KB
# RUN: yaml2obj %s -o %t.in.o
#
# RUN: llvm-objdump --section-headers %t.in.o | FileCheck %s --check-prefixes=SECTIONS,SECTIONS-PRE
# RUN: llvm-objdump -t %t.in.o | FileCheck %s --check-prefixes=SYMBOLS,SYMBOLS-PRE
#
# RUN: llvm-objcopy --strip-debug %t.in.o %t.out.o
# RUN: llvm-objdump --section-headers %t.out.o | FileCheck %s --check-prefixes=SECTIONS
# RUN: llvm-objdump -t %t.out.o | FileCheck %s --check-prefixes=SYMBOLS
#
# Test that --strip-all, --strip-all-gnu, --discard-all and --strip-unneeded,
# plus llvm-strip without arguments all produce a similiar set of sections
# (while they remove symbols differently).
#
# RUN: llvm-objcopy --strip-all %t.in.o %t.strip-all.o
# RUN: llvm-objdump --section-headers %t.strip-all.o | FileCheck %s --check-prefixes=SECTIONS
#
# RUN: llvm-objcopy --strip-all-gnu %t.in.o %t.strip-all-gnu.o
# RUN: llvm-objdump --section-headers %t.strip-all-gnu.o | FileCheck %s --check-prefixes=SECTIONS
#
# RUN: llvm-objcopy --discard-all %t.in.o %t.discard-all.o
# RUN: llvm-objdump --section-headers %t.discard-all.o | FileCheck %s --check-prefixes=SECTIONS
#
# RUN: llvm-objcopy --discard-all %t.in.o %t.strip-unneeded.o
# RUN: llvm-objdump --section-headers %t.strip-unneeded.o | FileCheck %s --check-prefixes=SECTIONS
#
# SECTIONS:        Sections:
# SECTIONS-NEXT:   Idx Name
# SECTIONS-NEXT:     0      .text
# SECTIONS-NEXT:     1      .data
# SECTIONS-NEXT:     2      .bss
# SECTIONS-NEXT:     3      .xdata
# SECTIONS-NEXT:     4      .reloc
# SECTIONS-PRE-NEXT: 5      .debug_discardable
# SECTIONS-NEXT:     {{.*}} .debug_undiscardable
# SECTIONS-NEXT:     {{.*}} .llvm_addrsig
# SECTIONS-EMPTY:
#
# Test that --strip-debug doesn't remove e.g. unreferenced local symbols.
#
# SYMBOLS:          SYMBOL TABLE:
# SYMBOLS-NEXT:     external
# SYMBOLS-NEXT:     local_unreferenced
# SYMBOLS-PRE-NEXT: debug_discardable_sym
# SYMBOLS-NEXT:     debug_undiscardable_sym
# SYMBOLS-EMPTY:

--- !COFF
header:          
  Machine:         IMAGE_FILE_MACHINE_AMD64
  Characteristics: [  ]
sections:        
  - Name:            .text
    Characteristics: [  ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .data
    Characteristics: [  ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .bss
    Characteristics: [  ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .xdata
    Characteristics: [  ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .reloc
    Characteristics: [ IMAGE_SCN_MEM_DISCARDABLE ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .debug_discardable
    Characteristics: [ IMAGE_SCN_MEM_DISCARDABLE ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .debug_undiscardable
    Characteristics: [  ]
    Alignment:       4
    SectionData:     00000000
  - Name:            .llvm_addrsig
    Characteristics: [ IMAGE_SCN_LNK_REMOVE ]
    Alignment:       4
    SectionData:     00000000
symbols:         
  - Name:            external
    Value:           0
    SectionNumber:   1
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
  - Name:            local_unreferenced
    Value:           0
    SectionNumber:   1
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_STATIC
  - Name:            debug_discardable_sym
    Value:           0
    SectionNumber:   6
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
  - Name:            debug_undiscardable_sym
    Value:           0
    SectionNumber:   7
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
...