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62 lines
1.5 KiB
Plaintext
62 lines
1.5 KiB
Plaintext
## Here we want to check that llvm-objcopy removes an undefined symbol
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## if all references to it have been stripped.
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# RUN: yaml2obj --docnum=1 %s -o %t.o
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# RUN: llvm-objcopy -j .other.section %t.o %t2.o
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# RUN: llvm-readobj --symbols %t2.o | FileCheck %s
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# RUN: llvm-objcopy -j .text -j .rela.text1 %t.o %t2.o
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# RUN: llvm-readobj --symbols %t2.o | FileCheck %s --check-prefix=BAR
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# CHECK-NOT: Name: bar
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# BAR: Name: bar
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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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- Name: .rela.text1
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Type: SHT_RELA
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Relocations:
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- Offset: 0x0000000000000001
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Symbol: bar
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Type: R_X86_64_32
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- Name: .rela.text2
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Type: SHT_RELA
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Relocations:
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- Offset: 0x0000000000000001
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Symbol: bar
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Type: R_X86_64_32
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- Name: .other.section
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Type: SHT_PROGBITS
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Symbols:
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- Name: bar
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Binding: STB_GLOBAL
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...
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## Check we remove unreferenced undefined symbols, even if
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## they weren't previously referenced. This follows GNU.
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# RUN: yaml2obj --docnum=2 %s -o %t.o
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# RUN: llvm-objcopy -j .keep_me %t.o %t2.o
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# RUN: llvm-readobj --symbols %t2.o | FileCheck %s
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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: .keep_me
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Type: SHT_PROGBITS
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Symbols:
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- Name: bar
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Binding: STB_GLOBAL
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...
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