llvm/test/tools/llvm-dwarfutil/ELF/X86/odr-fwd-declaration.test

   1 ## This test checks debug info for the case when one compilation unit
   2 ## contains a forward declaration of a type and another compilation unit
   3 ## contains a definition for that type. The result should contain
   4 ## the original definition and the declaration without modifications.
   5
   6 # RUN: yaml2obj %s -o %t.o
   7 # RUN: llvm-dwarfutil %t.o - | llvm-dwarfdump -a - | FileCheck %s
   8
   9 ## CU1:
  10 ##
  11 ## class class1;
  12 ## template<int> class class2;
  13 ##
  14 ## class1 *var1;
  15 ## class2<int> *var2;
  16 ##
  17 ## CU2:
  18 ##
  19 ## class class1 {
  20 ##   char member1;
  21 ##   float member2;
  22 ## };
  23 ##
  24 ## template<int> class class2 {
  25 ##   char member1;
  26 ## };
  27 ##
  28 ## class1 *var1;
  29 ## class2<int> *var2;
  30
  31 # CHECK: file format elf64-x86-64
  32 # CHECK: .debug_info contents:
  33
  34 # CHECK: DW_TAG_compile_unit
  35 # CHECK: DW_AT_name{{.*}}"CU1"
  36
  37 # CHECK: 0x[[CU1_CLASS1:[0-9a-f]*]]: DW_TAG_class_type{{.*[[:space:]].*}}DW_AT_name{{.*}}"class1"
  38 # CHECK: DW_AT_declaration (true)
  39
  40 # CHECK: 0x[[CU1_CLASS2:[0-9a-f]*]]: DW_TAG_class_type{{.*[[:space:]].*}}DW_AT_name{{.*}}"class2"
  41 # CHECK: DW_AT_declaration (true)
  42 # CHECK: DW_TAG_template_type_parameter{{.*[[:space:]].*}}DW_AT_type{{.*}}0x00000000[[CU1_INT:[0-9a-f]*]] "int"
  43
  44 # CHECK: 0x[[CU1_INT]]: DW_TAG_base_type
  45 # CHECK: DW_AT_name{{.*}}"int"
  46
  47 # CHECK: 0x[[CU1_PTR_CLASS1:[0-9a-f]*]]: DW_TAG_pointer_type{{.*[[:space:]].*}}DW_AT_type{{.*}}0x00000000[[CU1_CLASS1]] "class1"
  48
  49 # CHECK: 0x[[CU1_PTR_CLASS2:[0-9a-f]*]]: DW_TAG_pointer_type{{.*[[:space:]].*}}DW_AT_type{{.*}}0x00000000[[CU1_CLASS2]] "class2<int>"
  50
  51 # CHECK: DW_TAG_variable
  52 # CHECK: DW_AT_name{{.*}}"var1"
  53 # CHECK: DW_AT_type{{.*}}0x00000000[[CU1_PTR_CLASS1]] "class1 *"
  54 # CHECK: DW_TAG_variable
  55 # CHECK: DW_AT_name{{.*}}"var2"
  56 # CHECK: DW_AT_type{{.*}}0x00000000[[CU1_PTR_CLASS2]] "class2<int> *"
  57
  58 # CHECK: DW_TAG_compile_unit
  59 # CHECK: DW_AT_name{{.*}}"CU2"
  60
  61 # CHECK: 0x[[CU2_CLASS1:[0-9a-f]*]]: DW_TAG_class_type{{.*[[:space:]].*}}DW_AT_name{{.*}}"class1"
  62 # CHECK: DW_TAG_member
  63 # CHECK: DW_AT_type{{.*}}0x00000000[[CU2_CHAR:[0-9a-f]*]] "char"
  64 # CHECK: DW_AT_name{{.*}}"member1"
  65
  66 # CHECK: DW_TAG_member
  67 # CHECK: DW_AT_type{{.*}}0x00000000[[CU2_FLOAT:[0-9a-f]*]] "float"
  68 # CHECK: DW_AT_name{{.*}}"member2"
  69
  70 # CHECK: 0x[[CU2_CLASS2:[0-9a-f]*]]: DW_TAG_class_type{{.*[[:space:]].*}}DW_AT_name{{.*}}"class2"
  71 # CHECK: DW_TAG_template_type_parameter{{.*[[:space:]].*}}DW_AT_type{{.*}}0x00000000[[CU2_INT:[0-9a-f]*]] "int"
  72 # CHECK: DW_TAG_member
  73 # CHECK: DW_AT_type{{.*}}0x00000000[[CU2_CHAR]] "char"
  74 # CHECK: DW_AT_name{{.*}}"member1"
  75
  76 # CHECK: 0x[[CU2_INT]]: DW_TAG_base_type
  77 # CHECK: DW_AT_name{{.*}}"int"
  78
  79 # CHECK: 0x[[CU2_CHAR]]: DW_TAG_base_type
  80 # CHECK: DW_AT_name{{.*}}"char"
  81
  82 # CHECK: 0x[[CU2_FLOAT]]: DW_TAG_base_type
  83 # CHECK: DW_AT_name{{.*}}"float"
  84
  85 # CHECK: 0x[[CU2_PTR_CLASS1:[0-9a-f]*]]: DW_TAG_pointer_type{{.*[[:space:]].*}}DW_AT_type{{.*}}0x00000000[[CU2_CLASS1]] "class1"
  86
  87 # CHECK: 0x[[CU2_PTR_CLASS2:[0-9a-f]*]]: DW_TAG_pointer_type{{.*[[:space:]].*}}DW_AT_type{{.*}}0x00000000[[CU2_CLASS2]] "class2<int>"
  88
  89 # CHECK: DW_TAG_variable
  90 # CHECK: DW_AT_name{{.*}}"var1"
  91 # CHECK: DW_AT_type{{.*}}0x00000000[[CU2_PTR_CLASS1]] "class1 *"
  92 # CHECK: DW_TAG_variable
  93 # CHECK: DW_AT_name{{.*}}"var2"
  94 # CHECK: DW_AT_type{{.*}}0x00000000[[CU2_PTR_CLASS2]] "class2<int> *"
  95
  96 --- !ELF
  97 FileHeader:
  98   Class:    ELFCLASS64
  99   Data:     ELFDATA2LSB
 100   Type:     ET_REL
 101   Machine:  EM_X86_64
 102 Sections:
 103   - Name:            .text
 104     Type:            SHT_PROGBITS
 105     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
 106     Address:         0x1000
 107     Size:            0x1b
 108   - Name:            .text2
 109     Type:            SHT_PROGBITS
 110     Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
 111     Address:         0x2000
 112     Size:            0x1b
 113 DWARF:
 114   debug_abbrev:
 115     - Table:
 116       - Tag:      DW_TAG_compile_unit
 117         Children: DW_CHILDREN_yes
 118         Attributes:
 119           - Attribute: DW_AT_producer
 120             Form:      DW_FORM_string
 121           - Attribute: DW_AT_language
 122             Form:      DW_FORM_data2
 123           - Attribute: DW_AT_name
 124             Form:      DW_FORM_string
 125           - Attribute: DW_AT_low_pc
 126             Form:      DW_FORM_addr
 127           - Attribute: DW_AT_high_pc
 128             Form:      DW_FORM_data8
 129       - Tag:      DW_TAG_class_type
 130         Children: DW_CHILDREN_yes
 131         Attributes:
 132           - Attribute: DW_AT_name
 133             Form:      DW_FORM_string
 134       - Tag:      DW_TAG_member
 135         Children: DW_CHILDREN_no
 136         Attributes:
 137           - Attribute: DW_AT_type
 138             Form:      DW_FORM_ref_addr
 139           - Attribute: DW_AT_name
 140             Form:      DW_FORM_string
 141       - Tag:      DW_TAG_class_type
 142         Children: DW_CHILDREN_no
 143         Attributes:
 144           - Attribute: DW_AT_name
 145             Form:      DW_FORM_string
 146           - Attribute: DW_AT_declaration
 147             Form:      DW_FORM_flag_present
 148       - Tag:      DW_TAG_class_type
 149         Children: DW_CHILDREN_yes
 150         Attributes:
 151           - Attribute: DW_AT_name
 152             Form:      DW_FORM_string
 153           - Attribute: DW_AT_declaration
 154             Form:      DW_FORM_flag_present
 155       - Tag:      DW_TAG_template_type_parameter
 156         Children: DW_CHILDREN_no
 157         Attributes:
 158           - Attribute: DW_AT_type
 159             Form:      DW_FORM_ref_addr
 160       - Tag:      DW_TAG_base_type
 161         Children: DW_CHILDREN_no
 162         Attributes:
 163           - Attribute: DW_AT_name
 164             Form:      DW_FORM_string
 165       - Tag:      DW_TAG_pointer_type
 166         Children: DW_CHILDREN_no
 167         Attributes:
 168           - Attribute: DW_AT_type
 169             Form:      DW_FORM_ref_addr
 170       - Tag:      DW_TAG_variable
 171         Children: DW_CHILDREN_no
 172         Attributes:
 173           - Attribute: DW_AT_name
 174             Form:      DW_FORM_string
 175           - Attribute: DW_AT_const_value
 176             Form:      DW_FORM_data4
 177           - Attribute: DW_AT_type
 178             Form:      DW_FORM_ref_addr
 179     - Table:
 180       - Tag:      DW_TAG_compile_unit
 181         Children: DW_CHILDREN_yes
 182         Attributes:
 183           - Attribute: DW_AT_producer
 184             Form:      DW_FORM_string
 185           - Attribute: DW_AT_language
 186             Form:      DW_FORM_data2
 187           - Attribute: DW_AT_name
 188             Form:      DW_FORM_string
 189           - Attribute: DW_AT_low_pc
 190             Form:      DW_FORM_addr
 191           - Attribute: DW_AT_high_pc
 192             Form:      DW_FORM_data8
 193       - Tag:      DW_TAG_class_type
 194         Children: DW_CHILDREN_yes
 195         Attributes:
 196           - Attribute: DW_AT_name
 197             Form:      DW_FORM_string
 198       - Tag:      DW_TAG_member
 199         Children: DW_CHILDREN_no
 200         Attributes:
 201           - Attribute: DW_AT_type
 202             Form:      DW_FORM_ref_addr
 203           - Attribute: DW_AT_name
 204             Form:      DW_FORM_string
 205       - Tag:      DW_TAG_class_type
 206         Children: DW_CHILDREN_no
 207         Attributes:
 208           - Attribute: DW_AT_name
 209             Form:      DW_FORM_string
 210           - Attribute: DW_AT_declaration
 211             Form:      DW_FORM_flag_present
 212       - Tag:      DW_TAG_class_type
 213         Children: DW_CHILDREN_yes
 214         Attributes:
 215           - Attribute: DW_AT_name
 216             Form:      DW_FORM_string
 217           - Attribute: DW_AT_declaration
 218             Form:      DW_FORM_flag_present
 219       - Tag:      DW_TAG_template_type_parameter
 220         Children: DW_CHILDREN_no
 221         Attributes:
 222           - Attribute: DW_AT_type
 223             Form:      DW_FORM_ref_addr
 224       - Tag:      DW_TAG_base_type
 225         Children: DW_CHILDREN_no
 226         Attributes:
 227           - Attribute: DW_AT_name
 228             Form:      DW_FORM_string
 229       - Tag:      DW_TAG_pointer_type
 230         Children: DW_CHILDREN_no
 231         Attributes:
 232           - Attribute: DW_AT_type
 233             Form:      DW_FORM_ref_addr
 234       - Tag:      DW_TAG_variable
 235         Children: DW_CHILDREN_no
 236         Attributes:
 237           - Attribute: DW_AT_name
 238             Form:      DW_FORM_string
 239           - Attribute: DW_AT_const_value
 240             Form:      DW_FORM_data4
 241           - Attribute: DW_AT_type
 242             Form:      DW_FORM_ref_addr
 243   debug_info:
 244     - Version: 4
 245       Entries:
 246         - AbbrCode: 1
 247           Values:
 248             - CStr: by_hand
 249             - Value:  0x04
 250             - CStr: CU1
 251             - Value:  0x1000
 252             - Value:  0x1b
 253         - AbbrCode: 4
 254           Values:
 255             - CStr: class1
 256         - AbbrCode: 5
 257           Values:
 258             - CStr: class2
 259         - AbbrCode: 6
 260           Values:
 261             - Value:  0x00000040
 262         - AbbrCode: 0
 263         - AbbrCode: 7
 264           Values:
 265             - CStr: int
 266         - AbbrCode: 8
 267           Values:
 268             - Value:  0x0000002a
 269         - AbbrCode: 8
 270           Values:
 271             - Value:  0x00000032
 272         - AbbrCode: 9
 273           Values:
 274             - CStr: var1
 275             - Value:  0x00000000
 276             - Value:  0x00000045
 277         - AbbrCode: 9
 278           Values:
 279             - CStr: var2
 280             - Value:  0x00000000
 281             - Value:  0x0000004a
 282         - AbbrCode: 0
 283     - Version: 4
 284       Entries:
 285         - AbbrCode: 1
 286           Values:
 287             - CStr: by_hand
 288             - Value:  0x04
 289             - CStr: CU2
 290             - Value:  0x2000
 291             - Value:  0x1b
 292         - AbbrCode: 2
 293           Values:
 294             - CStr: class1
 295         - AbbrCode: 3
 296           Values:
 297             - Value:  0x000000d9
 298             - CStr: member1
 299         - AbbrCode: 3
 300           Values:
 301             - Value:  0x000000df
 302             - CStr: member2
 303         - AbbrCode: 0
 304         - AbbrCode: 2
 305           Values:
 306             - CStr: class2
 307         - AbbrCode: 6
 308           Values:
 309             - Value:  0x000000d4
 310         - AbbrCode: 3
 311           Values:
 312             - Value:  0x000000d9
 313             - CStr: member1
 314         - AbbrCode: 0
 315         - AbbrCode: 7
 316           Values:
 317             - CStr: int
 318         - AbbrCode: 7
 319           Values:
 320             - CStr: char
 321         - AbbrCode: 7
 322           Values:
 323             - CStr: float
 324         - AbbrCode: 8
 325           Values:
 326             - Value:  0x00000096
 327         - AbbrCode: 8
 328           Values:
 329             - Value:  0x000000b9
 330         - AbbrCode: 9
 331           Values:
 332             - CStr: var1
 333             - Value:  0x00000000
 334             - Value:  0x000000e6
 335         - AbbrCode: 9
 336           Values:
 337             - CStr: var2
 338             - Value:  0x00000000
 339             - Value:  0x000000eb
 340         - AbbrCode: 0
 341 ...