strip-debug.test 4.58 KB
# RUN: yaml2obj %s -o %t
# RUN: cp %t %t3
# RUN: llvm-objcopy --strip-debug %t %t2
# RUN: llvm-readobj --file-headers --sections --symbols %t2 | FileCheck %s

# Verify that the previous run of llvm-objcopy has not modified the input.
# RUN: cmp %t %t3

# RUN: llvm-objcopy -g %t %t2g
# Verify that --strip-debug and -g produce the same output
# RUN: cmp %t2 %t2g

# RUN: llvm-strip --strip-debug %t3
# RUN: cmp %t2 %t3

# RUN: cp %t %t4
# RUN: llvm-strip -d %t4
# RUN: cmp %t2 %t4

# RUN: cp %t %t5
# RUN: llvm-strip -g %t5
# RUN: cmp %t2 %t5

# RUN: cp %t %t6
# RUN: llvm-strip -S %t6
# RUN: cmp %t2 %t6

# RUN: rm -f %t.a
# RUN: llvm-ar crs %t.a %t
# RUN: llvm-objcopy --strip-debug %t.a %t.a
# RUN: llvm-ar p %t.a > %t7
# RUN: cmp %t2 %t7

# Verify that an archive with multiple object files is handled correctly.
# RUN: cp %t %t.duplicate
# RUN: cp %t2 %t.duplicate.stripped
# RUN: rm -f %t.multiple-stripped-obj.a
# RUN: llvm-ar crs %t.multiple-stripped-obj.a %t2 %t.duplicate.stripped
# RUN: rm -f %t.multiple-obj.a
# RUN: llvm-ar crs %t.multiple-obj.a %t %t.duplicate
# RUN: llvm-objcopy --strip-debug %t.multiple-obj.a %t.multiple-obj.stripped.a
# RUN: llvm-ar p %t.multiple-stripped-obj.a > %t.multiple-stripped-obj.a.dump
# RUN: llvm-ar p %t.multiple-obj.stripped.a > %t.multiple-obj.stripped.a.dump
# RUN: cmp %t.multiple-stripped-obj.a.dump %t.multiple-obj.stripped.a.dump

# We can not use %t inside the patterns passed to FileCheck,
# thus we have to use "recognizable" file names.
# RUN: cp %t %t1.o
# RUN: cp %s %t2.txt
# RUN: cp %t %t3.o
# RUN: rm -f %t.non-object.a
# RUN: llvm-ar cr %t.non-object.a %t1.o %t2.txt %t3.o
# RUN: llvm-ar t %t.non-object.a | FileCheck %s --check-prefix=NON-OBJECT-ARCHIVE-MEMBERS

# NON-OBJECT-ARCHIVE-MEMBERS: 1.o
# NON-OBJECT-ARCHIVE-MEMBERS-NEXT: 2.txt
# NON-OBJECT-ARCHIVE-MEMBERS-NEXT: 3.o

# RUN: cp %t.non-object.a %t.non-object.copy.a
# RUN: not llvm-objcopy --strip-debug %t.non-object.a %t2.non-object.a 2>&1 | FileCheck %s --check-prefix=BAD-FORMAT

# BAD-FORMAT: The file was not recognized as a valid object file

# Verify that %t.non-object.a has not been modified.
# RUN: cmp %t.non-object.a %t.non-object.copy.a

# RUN: rm -f %t.thin.a
# Copy %t to %t.thin.archive.member to avoid changing %t directly.
# RUN: cp %t %t.thin.archive.member
# RUN: llvm-ar crsT %t.thin.a %t.thin.archive.member
# RUN: llvm-objcopy --strip-debug %t.thin.a %t2.thin.a
# RUN: cat %t.thin.a | FileCheck %s --check-prefix=VERIFY-THIN-ARCHIVE
# RUN: cat %t2.thin.a | FileCheck %s --check-prefix=VERIFY-THIN-ARCHIVE

# VERIFY-THIN-ARCHIVE: !<thin>

# Verify that the member of a thin archive was properly modified.
# RUN: cmp %t2 %t.thin.archive.member

# RUN: rm -f %t.non-object.thin.a
# RUN: llvm-ar crsT %t.non-object.thin.a %t1.o %t2.txt %t3.o
# RUN: cp %t.non-object.thin.a %t.non-object.thin.copy.a
# RUN: not llvm-objcopy --strip-debug %t.non-object.thin.a %t.non-object.thin.a 2>&1 | FileCheck %s --check-prefix=BAD-FORMAT

# Verify that in the case of error thin archive and its memebers are not getting modified.
# RUN: cmp %t.non-object.thin.a %t.non-object.thin.copy.a
# RUN: cmp %t %t1.o
# RUN: cmp %s %t2.txt
# RUN: cmp %t %t3.o

!ELF
FileHeader:
  Class:           ELFCLASS64
  Data:            ELFDATA2LSB
  Type:            ET_REL
  Machine:         EM_X86_64
Sections:
  - Name:            .debugfoo
    Type:            SHT_PROGBITS
    Content:         "00000000"
  - Name:            .zdebugfoo
    Type:            SHT_PROGBITS
    Content:         "00000000"
  - Name:            .gdb_index
    Type:            SHT_PROGBITS
    Content:         "00000000"
  - Name:            .text
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    AddressAlign:    0x0000000000000010
    Content:         "00000000"
Symbols:
  - Name:    foo
    Section: .text
    Binding:  STB_GLOBAL
  - Name:    debugfoo
    Section: .debugfoo
    Binding:  STB_GLOBAL
  - Name:    filesymbol
    Type:    STT_FILE

# CHECK: SectionHeaderCount: 5

# CHECK: Name: .text
# CHECK: Name: .symtab
# CHECK: Name: .strtab
# CHECK: Name: .shstrtab

# Check that *only* foo is copied and not debugfoo or filesymbol.
# CHECK:      Symbols [
# CHECK-NEXT:   Symbol {
# CHECK-NEXT:     Name:
# CHECK-NEXT:     Value:
# CHECK-NEXT:     Size:
# CHECK-NEXT:     Binding:
# CHECK-NEXT:     Type:
# CHECK-NEXT:     Other:
# CHECK-NEXT:     Section: Undefined
# CHECK-NEXT:   }
# CHECK-NEXT:   Symbol {
# CHECK-NEXT:     Name: foo
# CHECK-NEXT:     Value:
# CHECK-NEXT:     Size:
# CHECK-NEXT:     Binding: Global
# CHECK-NEXT:     Type:
# CHECK-NEXT:     Other:
# CHECK-NEXT:     Section: .text
# CHECK-NEXT:   }
# CHECK-NEXT: ]