lld/test/COFF/icf-simple.test

   1 # RUN: yaml2obj %s -o %t.obj
   2 # RUN: lld-link /opt:icf /entry:foo /out:%t.exe /subsystem:console /include:bar \
   3 # RUN:   /verbose %t.obj > %t.log 2>&1
   4 # RUN: FileCheck -check-prefix=ICF %s < %t.log
   5
   6 # ICF: Selected foo
   7 # ICF:   Removed bar
   8
   9 # RUN: lld-link /entry:foo /out:%t.exe /subsystem:console /include:bar \
  10 # RUN:   /verbose /opt:noicf %t.obj > %t.log 2>&1
  11 # RUN: FileCheck -check-prefix=NOICF %s < %t.log
  12 # RUN: lld-link /entry:foo /out:%t.exe /subsystem:console /include:bar \
  13 # RUN:   /verbose /opt:noref,noicf %t.obj > %t.log 2>&1
  14 # RUN: FileCheck -check-prefix=NOICF %s < %t.log
  15
  16 # ICF is on by default (no /opt: flags).
  17 # RUN: lld-link /entry:foo /out:%t.exe /subsystem:console \
  18 # RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
  19 # RUN: FileCheck -check-prefix=ICF %s < %t.log
  20
  21 # /debug disables ICF.
  22 # RUN: lld-link /debug /entry:foo /out:%t.exe /subsystem:console \
  23 # RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
  24 # RUN: FileCheck -check-prefix=NOICF %s < %t.log
  25
  26 # /profile disables ICF.
  27 # RUN: lld-link /profile /entry:foo /out:%t.exe /subsystem:console \
  28 # RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
  29 # RUN: FileCheck -check-prefix=NOICF %s < %t.log
  30
  31 # /opt:noref disables ICF.
  32 # RUN: lld-link /opt:noref /entry:foo /out:%t.exe /subsystem:console \
  33 # RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
  34 # RUN: FileCheck -check-prefix=NOICF %s < %t.log
  35
  36 # /debug /opt:ref enables ICF.
  37 # RUN: lld-link /debug /opt:ref /entry:foo /out:%t.exe /subsystem:console \
  38 # RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
  39 # RUN: FileCheck -check-prefix=ICF %s < %t.log
  40
  41 # /debug /opt:noicf,ref disables ICF.
  42 # RUN: lld-link /debug /opt:noicf,ref /entry:foo /out:%t.exe /subsystem:console \
  43 # RUN:   /include:bar /verbose %t.obj > %t.log 2>&1
  44 # RUN: FileCheck -check-prefix=NOICF %s < %t.log
  45
  46 # NOICF-NOT: Removed foo
  47 # NOICF-NOT: Removed bar
  48
  49 --- !COFF
  50 header:
  51   Machine:         IMAGE_FILE_MACHINE_AMD64
  52   Characteristics: []
  53 sections:
  54   - Name:            '.text$mn'
  55     Characteristics: [ IMAGE_SCN_CNT_CODE, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ ]
  56     Alignment:       16
  57     SectionData:     4883EC28E8000000004883C428C3
  58   - Name:            '.text$mn'
  59     Characteristics: [ IMAGE_SCN_CNT_CODE, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ ]
  60     Alignment:       16
  61     SectionData:     4883EC28E8000000004883C428C3
  62 symbols:
  63   - Name:            '.text$mn'
  64     Value:           0
  65     SectionNumber:   1
  66     SimpleType:      IMAGE_SYM_TYPE_NULL
  67     ComplexType:     IMAGE_SYM_DTYPE_NULL
  68     StorageClass:    IMAGE_SYM_CLASS_STATIC
  69     SectionDefinition:
  70       Length:          14
  71       NumberOfRelocations: 0
  72       NumberOfLinenumbers: 0
  73       CheckSum:        1682752513
  74       Number:          0
  75       Selection:       IMAGE_COMDAT_SELECT_NODUPLICATES
  76   - Name:            '.text$mn'
  77     Value:           0
  78     SectionNumber:   2
  79     SimpleType:      IMAGE_SYM_TYPE_NULL
  80     ComplexType:     IMAGE_SYM_DTYPE_NULL
  81     StorageClass:    IMAGE_SYM_CLASS_STATIC
  82     SectionDefinition:
  83       Length:          14
  84       NumberOfRelocations: 0
  85       NumberOfLinenumbers: 0
  86       CheckSum:        1682752513
  87       Number:          0
  88       Selection:       IMAGE_COMDAT_SELECT_NODUPLICATES
  89   - Name:            foo
  90     Value:           0
  91     SectionNumber:   1
  92     SimpleType:      IMAGE_SYM_TYPE_NULL
  93     ComplexType:     IMAGE_SYM_DTYPE_FUNCTION
  94     StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
  95   - Name:            bar
  96     Value:           0
  97     SectionNumber:   2
  98     SimpleType:      IMAGE_SYM_TYPE_NULL
  99     ComplexType:     IMAGE_SYM_DTYPE_FUNCTION
 100     StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
 101 ...