115 lines
5.5 KiB
Plaintext
115 lines
5.5 KiB
Plaintext
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## Check how we report warnings when dumping an object with broken relocations.
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# RUN: yaml2obj %s -o %t64
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# RUN: llvm-readobj --relocations %t64 2>&1 | FileCheck %s -DFILE=%t64 --check-prefix=LLVM
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# RUN: llvm-readelf --relocations %t64 2>&1 | FileCheck %s -DFILE=%t64 --check-prefix=GNU
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# LLVM: Relocations [
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# LLVM-NEXT: Section (3) .rel.text {
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# LLVM-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
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# LLVM-NEXT: warning: '[[FILE]]': unable to print relocation 1 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
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# LLVM-NEXT: 0x2 R_X86_64_NONE -{{$}}
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# LLVM-NEXT: 0x3 R_X86_64_NONE .sec.symbol1{{$}}
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# LLVM-NEXT: warning: '[[FILE]]': invalid section index: 255
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# LLVM-NEXT: 0x4 R_X86_64_NONE <section 255>{{$}}
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# LLVM-NEXT: 0x5 R_X86_64_NONE .sec.symbol2{{$}}
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# LLVM-NEXT: warning: '[[FILE]]': a section [index 2] has an invalid sh_name (0xfefefefe) offset which goes past the end of the section name string table
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# LLVM-NEXT: 0x6 R_X86_64_NONE <section 2>{{$}}
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# LLVM-NEXT: }
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# LLVM-NEXT: Section (4) .rela.text {
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# LLVM-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_RELA section with index 4: invalid sh_type for symbol table, expected SHT_SYMTAB or SHT_DYNSYM
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# LLVM-NEXT: }
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# LLVM-NEXT: ]
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# GNU: Relocation section '.rel.text' at offset 0x41 contains 7 entries:
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# GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name
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# GNU-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
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# GNU-NEXT: warning: '[[FILE]]': unable to print relocation 1 in SHT_REL section with index 3: unable to read an entry with index 4278124286 from SHT_SYMTAB section with index 6: can't read an entry at 0x17e7e7e7d0: it goes past the end of the section (0x90)
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# GNU-NEXT: 0000000000000002 0000000000000000 R_X86_64_NONE
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# GNU-NEXT: 0000000000000003 0000000200000000 R_X86_64_NONE 0000000000000000 .sec.symbol1
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# GNU-NEXT: warning: '[[FILE]]': invalid section index: 255
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# GNU-NEXT: 0000000000000004 0000000400000000 R_X86_64_NONE 0000000000000000 <section 255>
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# GNU-NEXT: 0000000000000005 0000000300000000 R_X86_64_NONE 0000000000000000 .sec.symbol2
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# GNU-NEXT: warning: '[[FILE]]': a section [index 2] has an invalid sh_name (0xfefefefe) offset which goes past the end of the section name string table
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# GNU-NEXT: 0000000000000006 0000000500000000 R_X86_64_NONE 0000000000000000 <section 2>
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# GNU-EMPTY:
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# GNU-NEXT: Relocation section '.rela.text' at offset 0xb1 contains 1 entries:
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# GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
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# GNU-NEXT: warning: '[[FILE]]': unable to print relocation 0 in SHT_RELA section with index 4: invalid sh_type for symbol table, expected SHT_SYMTAB or SHT_DYNSYM
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_X86_64
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Sections:
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- Name: .text
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Type: SHT_PROGBITS
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Content: '00'
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- Name: .foo
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Type: SHT_PROGBITS
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ShName: 0xFEFEFEFE
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- Name: .rel.text
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Type: SHT_REL
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Info: .text
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Relocations:
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## Case 1: There is no symbol with index 0xFEFEFEFE.
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- Symbol: 0xFEFEFEFE
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Type: R_X86_64_NONE
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- Symbol: 0xFEFEFEFE
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Type: R_X86_64_NONE
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## Case 2: Test that no warning is reported for a relocation against a symbol with index 0.
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- Offset: 0x2
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Symbol: 0
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Type: R_X86_64_NONE
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## Case 3: Test a relocation against a named section symbol that has an invalid
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## section index (larger than the number of sections).
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- Offset: 0x3
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Symbol: .sec.symbol1
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Type: R_X86_64_NONE
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## Case 4: Test a relocation against an unnamed section symbol that has an invalid
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## section index (larger than the number of sections).
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- Offset: 0x4
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Symbol: 4
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Type: R_X86_64_NONE
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## Case 4: Test a relocation against a named section symbol with a section with an invalid
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## sh_name offset that goes past the end of the section name string table.
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- Offset: 0x5
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Symbol: .sec.symbol2
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Type: R_X86_64_NONE
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## Case 5: Test a relocation against an unnamed section symbol with a section with an invalid
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## sh_name offset that goes past the end of the section name string table.
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- Offset: 0x6
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Symbol: 5
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Type: R_X86_64_NONE
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## Case 6: Test a relocation in a section that is linked to a symbol table that
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## has a section type that is neither SHT_SYMTAB nor SHT_DYNSYM.
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## In this case the code fails to find a corresponding symbol string table.
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- Name: .rela.text
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Type: SHT_RELA
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Info: .text
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Link: .fake.symtab
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Relocations:
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- Offset: 0x7
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Symbol: symbol
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Type: R_X86_64_NONE
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- Name: .fake.symtab
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Type: SHT_PROGBITS
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EntSize: 24
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Size: 48
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Symbols:
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- Name: symbol
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Section: .text
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Value: 0
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- Name: .sec.symbol1
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Type: STT_SECTION
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Index: 0xFF
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- Name: .sec.symbol2
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Type: STT_SECTION
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Index: 0x2
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- Type: STT_SECTION
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Index: 0xFF
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- Type: STT_SECTION
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Index: 0x2
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