linker-options.test
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## Check that we can use the --elf-linker-options option
## to dump SHT_LLVM_LINKER_OPTIONS sections.
# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-readobj --elf-linker-options %t1 2>&1 | FileCheck %s --check-prefix=CHECK -DFILE=%t1
# CHECK: LinkerOptions [
# CHECK: option 0: value 0
# CHECK: option 1: value 1
# CHECK-NEXT: warning: '[[FILE]]': SHT_LLVM_LINKER_OPTIONS section at index 2 is broken: an incomplete key-value pair was found. The last possible key was: "c"
# CHECK-NEXT: warning: '[[FILE]]': SHT_LLVM_LINKER_OPTIONS section at index 4 is broken: the content is not null-terminated
# CHECK-NEXT: option 3: value 3
# CHECK-NEXT: ]
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_X86_64
Sections:
## Case 1: a correct case.
- Name: .linker-options.valid1
Type: SHT_LLVM_LINKER_OPTIONS
Options:
- Name: option 0
Value: value 0
- Name: option 1
Value: value 1
## Case 2: check we do not attempt to dump data from outside the SHT_LLVM_LINKER_OPTIONS section
## when it contains an incomplete key-value pair.
- Name: .linker-options.incomplete
Type: SHT_LLVM_LINKER_OPTIONS
Content: "610062006300" ## 'a', '\0', 'b', '\0', 'c', '\0'
- Type: Fill
Pattern: "FF"
Size: "1"
## Case 3: in case of an empty section we dump nothing.
- Name: .linker-options.empty
Type: SHT_LLVM_LINKER_OPTIONS
Content: ""
## Case 4: check we do not attempt to dump data from outside the SHT_LLVM_LINKER_OPTIONS section
## when it is not null-terminated.
- Name: .linker-options.nonul
Type: SHT_LLVM_LINKER_OPTIONS
Content: "61"
## Case 5: another correct case to show we do not stop dumping after reporting a warning.
- Name: .linker-options.valid2
Type: SHT_LLVM_LINKER_OPTIONS
Options:
- Name: option 3
Value: value 3
## llvm-readelf doesn't support --elf-linker-options yet.
# RUN: llvm-readelf --elf-linker-options %t1 2>&1 | FileCheck %s --check-prefix=READELF
# READELF: printELFLinkerOptions not implemented!