test/tools/llvm-ifs/ifs-elf-conversion.test

## Test writing stub ELF from IFS and read stub ELF to regenerate IFS.

# RUN: llvm-ifs --output-elf=%t.elf64l --arch=x86_64 --bitwidth=64 --endianness=little %s
# RUN: llvm-ifs --output-ifs=- --strip-ifs-target %t.elf64l | FileCheck %s

--- !ifs-v1
IfsVersion: 3.0
NeededLibs:
  - libc.so.6
Symbols:
  - { Name: bar, Type: Object, Size: 42 }
  - { Name: baz, Type: TLS, Size: 3 }
  - { Name: plus, Type: Func }
...

# CHECK:      --- !ifs-v1
# CHECK-NEXT: IfsVersion: 3.0
# CHECK-NEXT: NeededLibs:
# CHECK-NEXT:   - libc.so.6
# CHECK-NEXT: Symbols:
# CHECK-NEXT:   - { Name: bar, Type: Object, Size: 42 }
# CHECK-NEXT:   - { Name: baz, Type: TLS, Size: 3 }
# CHECK-NEXT:   - { Name: plus, Type: Func }
# CHECK-NEXT: ...