lld/test/COFF/associative-comdat-order.test

   1 # Tests that an associative comdat being associated with another
   2 # associated comdat later in the file produces an error.
   3 # RUN: sed -e s/ASSOC1/2/ -e s/ASSOC2/3/ %s | yaml2obj > %t.obj
   4 # RUN: not lld-link /include:symbol /dll /noentry /nodefaultlib %t.obj /out:%t.exe 2>&1 | FileCheck --check-prefix=FORWARD %s
   5 # FORWARD: lld-link: error: {{.*}}: associative comdat .text$ac1 (sec 1) has invalid reference to section .text$ac2 (sec 2)
   6 # FORWARD-NOT: lld-link: error:
   7
   8 # Tests that an associative comdat being associated with another
   9 # associated comdat earlier in the file works.
  10 # RUN: sed -e s/ASSOC1/3/ -e s/ASSOC2/1/ %s | yaml2obj > %t.obj
  11
  12 # RUN: lld-link /include:symbol /dll /noentry /nodefaultlib %t.obj /out:%t.exe
  13 # RUN: llvm-objdump -s %t.exe | FileCheck --check-prefix=BACKWARD %s
  14 # BACKWARD: Contents of section .text:
  15 # BACKWARD:   180001000 01000000 02000000 03000000 ............
  16
  17 # RUN: lld-link /dll /noentry /nodefaultlib %t.obj /out:%t.exe
  18 # RUN: llvm-objdump -s %t.exe | FileCheck --check-prefix=BACKWARDDROP %s
  19 # BACKWARDDROP-NOT: Contents of section .text:
  20
  21 --- !COFF
  22 header:
  23   Machine:         IMAGE_FILE_MACHINE_AMD64
  24   Characteristics: [  ]
  25 sections:
  26   - Name:            '.text$ac1'
  27     Characteristics: [ IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE ]
  28     Alignment:       1
  29     SectionData:     '01000000'
  30   - Name:            '.text$ac2'
  31     Characteristics: [ IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE ]
  32     Alignment:       1
  33     SectionData:     '02000000'
  34   - Name:            '.text$nm'
  35     Characteristics: [ IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_LNK_COMDAT, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE ]
  36     Alignment:       1
  37     SectionData:     '03000000'
  38 symbols:
  39   - Name:            '.text$ac1'
  40     Value:           0
  41     SectionNumber:   1
  42     SimpleType:      IMAGE_SYM_TYPE_NULL
  43     ComplexType:     IMAGE_SYM_DTYPE_NULL
  44     StorageClass:    IMAGE_SYM_CLASS_STATIC
  45     SectionDefinition:
  46       Length:          4
  47       NumberOfRelocations: 0
  48       NumberOfLinenumbers: 0
  49       CheckSum:        3099354981
  50       Number:          ASSOC1
  51       Selection:       IMAGE_COMDAT_SELECT_ASSOCIATIVE
  52   - Name:            '.text$ac2'
  53     Value:           0
  54     SectionNumber:   2
  55     SimpleType:      IMAGE_SYM_TYPE_NULL
  56     ComplexType:     IMAGE_SYM_DTYPE_NULL
  57     StorageClass:    IMAGE_SYM_CLASS_STATIC
  58     SectionDefinition:
  59       Length:          4
  60       NumberOfRelocations: 0
  61       NumberOfLinenumbers: 0
  62       CheckSum:        3099354981
  63       Number:          ASSOC2
  64       Selection:       IMAGE_COMDAT_SELECT_ASSOCIATIVE
  65   - Name:            '.text$nm'
  66     Value:           0
  67     SectionNumber:   3
  68     SimpleType:      IMAGE_SYM_TYPE_NULL
  69     ComplexType:     IMAGE_SYM_DTYPE_NULL
  70     StorageClass:    IMAGE_SYM_CLASS_STATIC
  71     SectionDefinition:
  72       Length:          4
  73       NumberOfRelocations: 0
  74       NumberOfLinenumbers: 0
  75       CheckSum:        3099354981
  76       Number:          4
  77       Selection:       IMAGE_COMDAT_SELECT_ANY
  78   - Name:            symbol
  79     Value:           0
  80     SectionNumber:   3
  81     SimpleType:      IMAGE_SYM_TYPE_NULL
  82     ComplexType:     IMAGE_SYM_DTYPE_NULL
  83     StorageClass:    IMAGE_SYM_CLASS_EXTERNAL
  84   - Name:            assocsym2
  85     Value:           0
  86     SectionNumber:   1
  87     SimpleType:      IMAGE_SYM_TYPE_NULL
  88     ComplexType:     IMAGE_SYM_DTYPE_NULL
  89     StorageClass:    IMAGE_SYM_CLASS_STATIC
  90   - Name:            assocsym
  91     Value:           0
  92     SectionNumber:   2
  93     SimpleType:      IMAGE_SYM_TYPE_NULL
  94     ComplexType:     IMAGE_SYM_DTYPE_NULL
  95     StorageClass:    IMAGE_SYM_CLASS_STATIC
  96 ...
  97