forked from OSchip/llvm-project
78 lines
2.5 KiB
Plaintext
78 lines
2.5 KiB
Plaintext
## REQUIRES: x86
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## Test that we can parse SHT_GNU_verneed in a shared object and report certain errors.
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# RUN: echo '.globl _start; _start:' | llvm-mc -filetype=obj -triple=x86_64 - -o %t.o
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## sh_offset(SHT_GNU_verneed) is out of bounds.
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# RUN: yaml2obj --docnum=1 %s -o %t1.so
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# RUN: not ld.lld %t.o %t1.so -o /dev/null 2>&1 | FileCheck --check-prefix=SHOFFSET %s
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# SHOFFSET: error: {{.*}}.so: section [index 1] has a sh_offset (0xffffffff) + sh_size (0x0) that is greater than the file size (0x168)
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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_DYN
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Machine: EM_X86_64
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Sections:
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- Name: .gnu.version_r
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Type: SHT_GNU_verneed
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Flags: [ SHF_ALLOC ]
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ShOffset: 0xFFFFFFFF
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## A Verneed entry is misaligned (not a multiple of 4). This may happen
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## some interface shared objects. We use memcpy to read the fields, so
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## misalignment isn't a problem and there is no need to diagnose.
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# RUN: yaml2obj --docnum=2 %s -o %t2.so
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# RUN: ld.lld %t.o %t2.so -o /dev/null
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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_DYN
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Machine: EM_X86_64
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Sections:
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- Type: Fill
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Size: 0x1
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- Name: .gnu.version_r
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Type: SHT_GNU_verneed
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Flags: [ SHF_ALLOC ]
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Dependencies:
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- Version: 1
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File: foo
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Entries:
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- Name: 'foo'
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Hash: 0
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Flags: 0
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Other: 0
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DynamicSymbols:
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- Name: foo
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## vn_aux points to a place outside of the file.
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# RUN: yaml2obj --docnum=3 -D VERNEED=0100010001000000040200000000000000000000 %s -o %t3.so
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# RUN: not ld.lld %t.o %t3.so -o /dev/null 2>&1 | FileCheck --check-prefix=AUX-OOB %s
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# AUX-OOB: {{.*}}.so has an invalid Vernaux
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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_DYN
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Machine: EM_X86_64
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Sections:
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- Name: .gnu.version_r
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Type: SHT_GNU_verneed
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Flags: [ SHF_ALLOC ]
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Info: 1
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Content: "[[VERNEED]]"
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DynamicSymbols:
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- Name: foo
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## vn_aux is misaligned.
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# RUN: yaml2obj --docnum=3 -D VERNEED=0100010001000000110000000000000000000000 %s -o %t4.so
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# RUN: not ld.lld %t.o %t4.so -o /dev/null 2>&1 | FileCheck --check-prefix=AUX-MISALIGNED %s
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# AUX-MISALIGNED: {{.*}}.so has an invalid Vernaux
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## vna_name is out of bounds.
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# RUN: yaml2obj --docnum=3 -D VERNEED=010001000000000010000000000000009107000000000000ff00000000000000 %s -o %t5.so
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# RUN: not ld.lld %t.o %t5.so -o /dev/null 2>&1 | FileCheck --check-prefix=NAME-OOB %s
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# NAME-OOB: {{.*}}.so has a Vernaux with an invalid vna_name
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