# RUN: yaml2obj %s -o %t.obj
# RUN: lld-link /opt:icf /entry:foo /out:%t.exe /subsystem:console /include:bar \
# RUN:   /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=ICF %s < %t.log

# ICF: Selected foo
# ICF:   Removed bar

# RUN: lld-link /entry:foo /out:%t.exe /subsystem:console /include:bar \
# RUN:   /verbose /opt:noicf %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=NOICF %s < %t.log
# RUN: lld-link /entry:foo /out:%t.exe /subsystem:console /include:bar \
# RUN:   /verbose /opt:noref,noicf %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=NOICF %s < %t.log

# ICF is on by default (no /opt: flags).
# RUN: lld-link /entry:foo /out:%t.exe /subsystem:console \
# RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=ICF %s < %t.log

# /debug disables ICF.
# RUN: lld-link /debug /entry:foo /out:%t.exe /subsystem:console \
# RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=NOICF %s < %t.log

# /profile disables ICF.
# RUN: lld-link /profile /entry:foo /out:%t.exe /subsystem:console \
# RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=NOICF %s < %t.log

# /opt:noref disables ICF.
# RUN: lld-link /opt:noref /entry:foo /out:%t.exe /subsystem:console \
# RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=NOICF %s < %t.log

# /debug /opt:ref enables ICF.
# RUN: lld-link /debug /opt:ref /entry:foo /out:%t.exe /subsystem:console \
# RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=ICF %s < %t.log

# /debug /opt:noicf,ref disables ICF.
# RUN: lld-link /debug /opt:noicf,ref /entry:foo /out:%t.exe /subsystem:console \
# RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
# RUN: FileCheck -check-prefix=NOICF %s < %t.log

# NOICF-NOT: Removed foo
# NOICF-NOT: Removed bar

--- !COFF
header:
  Machine:         IMAGE_FILE_MACHINE_AMD64
  Characteristics: []
sections:
  - Name:            '.text$mn'
    Characteristics: [ IMAGE_SCN_CNT_CODE, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ ]
    Alignment:       16
    SectionData:     4883EC28E8000000004883C428C3
  - Name:            '.text$mn'
    Characteristics: [ IMAGE_SCN_CNT_CODE, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ ]
    Alignment:       16
    SectionData:     4883EC28E8000000004883C428C3
symbols:
  - Name:            '.text$mn'
    Value:           0
    SectionNumber:   1
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_STATIC
    SectionDefinition:
      Length:          14
      NumberOfRelocations: 0
      NumberOfLinenumbers: 0
      CheckSum:        1682752513
      Number:          0
      Selection:       IMAGE_COMDAT_SELECT_NODUPLICATES
  - Name:            '.text$mn'
    Value:           0
    SectionNumber:   2
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_STATIC
    SectionDefinition:
      Length:          14
      NumberOfRelocations: 0
      NumberOfLinenumbers: 0
      CheckSum:        1682752513
      Number:          0
      Selection:       IMAGE_COMDAT_SELECT_NODUPLICATES
  - Name:            foo
    Value:           0
    SectionNumber:   1
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_FUNCTION
    StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
  - Name:            bar
    Value:           0
    SectionNumber:   2
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_FUNCTION
    StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
...