# RUN: yaml2obj %s -o %t1.o

# RUN: wasm-ld --no-entry -o - %t1.o | obj2yaml | FileCheck %s --check-prefix EMPTY

# RUN: wasm-ld --no-entry --features= -o - %t1.o | obj2yaml | FileCheck %s --check-prefix EMPTY

# RUN: wasm-ld --no-entry --features=foo,bar,baz -o - %t1.o | obj2yaml | FileCheck %s --check-prefix SPECIFIED

--- !WASM
FileHeader:
  Version:         0x00000001
Sections:
  - Type:            CUSTOM
    Name:            linking
    Version:         2
  - Type:            CUSTOM
    Name:            target_features
    Features:        [ ]
...

# section is not emitted if it would be empty
# EMPTY-NOT: target_features

# SPECIFIED:        - Type:            CUSTOM
# SPECIFIED-NEXT:     Name:            target_features
# SPECIFIED-NEXT:     Features:
# SPECIFIED-NEXT:       - Prefix:          USED
# SPECIFIED-NEXT:         Name:            bar
# SPECIFIED-NEXT:       - Prefix:          USED
# SPECIFIED-NEXT:         Name:            baz
# SPECIFIED-NEXT:       - Prefix:          USED
# SPECIFIED-NEXT:         Name:            foo
# SPECIFIED-NEXT: ...