# RUN: yaml2obj %s | obj2yaml | FileCheck %s
--- !WASM
FileHeader:
  Version:         0x00000001
Sections:
  - Type:            TYPE
    Signatures:
      - Index:           0
        ParamTypes:
          - F32
          - F32
        ReturnTypes:
          - I32
      - Index:           1
        ParamTypes:
          - F64
          - F64
        ReturnTypes:
          - I64
...
# CHECK: --- !WASM
# CHECK: FileHeader:
# CHECK:   Version:           0x00000001
# CHECK: Sections:
# CHECK:  - Type:            TYPE
# CHECK:    Signatures:
# CHECK:      - Index:           0
# CHECK:        ParamTypes:
# CHECK:          - F32
# CHECK:          - F32
# CHECK:        ReturnTypes:
# CHECK:          - I32
# CHECK:      - Index:           1
# CHECK:        ParamTypes:
# CHECK:          - F64
# CHECK:          - F64
# CHECK:        ReturnTypes:
# CHECK:          - I64
# CHECK: ...