## This test checks that overlapping function address ranges
## are combined during --garbage-collection optimisation.

# RUN: yaml2obj %s -o %t.o
# RUN: llvm-dwarfutil --no-odr --garbage-collection %t.o %t1
# RUN: llvm-dwarfdump -a %t1 | FileCheck %s

# RUN: llvm-dwarfutil --no-odr --linker parallel --garbage-collection %t.o %t1
# RUN: llvm-dwarfdump -a %t1 | FileCheck %s

# CHECK: DW_TAG_compile_unit
# CHECK: DW_AT_name{{.*}}"CU1"
# CHECK: DW_AT_low_pc{{.*}}0000000000001000
# CHECK: DW_AT_ranges
# CHECK: [0x0000000000001000, 0x000000000000102d)
# CHECK: [0x0000000000002002, 0x000000000000200d)
# CHECK: [0x000000000000201b, 0x000000000000202a)
# CHECK: [0x0000000000003002, 0x0000000000003007)
# CHECK: [0x0000000000003012, 0x0000000000003017)
# CHECK: [0x0000000000003018, 0x000000000000301a)
# CHECK: [0x0000000000003022, 0x0000000000003027
# CHECK: DW_TAG_class_type
# CHECK: DW_AT_name{{.*}}"class1"
# CHECK: DW_TAG_class_type
# CHECK: "class2"
# CHECK: DW_TAG_subprogram
# CHECK: DW_AT_name{{.*}}"foo1"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000001000
# CHECK: DW_AT_high_pc{{.*}}0x0000000000001010
# CHECK: DW_AT_type{{.*}}"class1"
# CHECK: DW_TAG_subprogram
# CHECK: "foo2"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000001004
# CHECK: DW_AT_high_pc{{.*}}0x0000000000001007
# CHECK: DW_AT_type{{.*}}"class2"
# CHECK: DW_TAG_subprogram
# CHECK: "foo3"
# CHECK: DW_AT_low_pc{{.*}}0x000000000000100d
# CHECK: DW_AT_high_pc{{.*}}0x000000000000102d
# CHECK: DW_TAG_subprogram
# CHECK: "foo4"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000002002
# CHECK: DW_AT_high_pc{{.*}}0x000000000000200d
# CHECK: DW_TAG_subprogram
# CHECK: "foo5"
# CHECK: DW_AT_low_pc{{.*}}0x000000000000201b
# CHECK: DW_AT_high_pc{{.*}}0x000000000000202a
# CHECK: DW_TAG_subprogram
# CHECK: "foo6"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000003002
# CHECK: DW_AT_high_pc{{.*}}0x0000000000003007
# CHECK: DW_TAG_subprogram
# CHECK: "foo7"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000003012
# CHECK: DW_AT_high_pc{{.*}}0x0000000000003017
# CHECK: DW_TAG_subprogram
# CHECK: "foo8"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000003022
# CHECK: DW_AT_high_pc{{.*}}0x0000000000003027
# CHECK: DW_TAG_subprogram
# CHECK: "foo9"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000003012
# CHECK: DW_AT_high_pc{{.*}}0x0000000000003017
# CHECK: "foo10"
# CHECK: DW_AT_low_pc{{.*}}0x0000000000003018
# CHECK: DW_AT_high_pc{{.*}}0x000000000000301a

--- !ELF
FileHeader:
  Class:    ELFCLASS64
  Data:     ELFDATA2LSB
  Type:     ET_REL
  Machine:  EM_X86_64
Sections:
  - Name:            .text
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    Address:         0x1000
    AddressAlign:    0x0000000000000010
    Content:        "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
  - Name:            .text2
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    Address:         0x2000
    AddressAlign:    0x0000000000000010
    Content:        "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
  - Name:            .text3
    Type:            SHT_PROGBITS
    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
    Address:         0x3000
    AddressAlign:    0x0000000000000010
    Content:        "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
DWARF:
  debug_abbrev:
    - Table:
      - Tag:      DW_TAG_compile_unit
        Children: DW_CHILDREN_yes
        Attributes:
          - Attribute: DW_AT_producer
            Form:      DW_FORM_string
          - Attribute: DW_AT_language
            Form:      DW_FORM_data2
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
          - Attribute: DW_AT_low_pc
            Form:      DW_FORM_addr
          - Attribute: DW_AT_ranges
            Form:      DW_FORM_sec_offset
      - Tag:      DW_TAG_subprogram
        Children: DW_CHILDREN_no
        Attributes:
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
          - Attribute: DW_AT_low_pc
            Form:      DW_FORM_addr
          - Attribute: DW_AT_high_pc
            Form:      DW_FORM_data8
          - Attribute: DW_AT_type
            Form:      DW_FORM_ref4
      - Tag:      DW_TAG_class_type
        Children: DW_CHILDREN_yes
        Attributes:
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
      - Tag:      DW_TAG_member
        Children: DW_CHILDREN_no
        Attributes:
          - Attribute: DW_AT_type
            Form:      DW_FORM_ref4
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
      - Tag:      DW_TAG_class_type
        Children: DW_CHILDREN_no
        Attributes:
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
          - Attribute: DW_AT_declaration
            Form:      DW_FORM_flag_present
      - Tag:      DW_TAG_class_type
        Children: DW_CHILDREN_yes
        Attributes:
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
          - Attribute: DW_AT_declaration
            Form:      DW_FORM_flag_present
      - Tag:      DW_TAG_template_type_parameter
        Children: DW_CHILDREN_no
        Attributes:
          - Attribute: DW_AT_type
            Form:      DW_FORM_ref4
      - Tag:      DW_TAG_base_type
        Children: DW_CHILDREN_no
        Attributes:
          - Attribute: DW_AT_name
            Form:      DW_FORM_string
  debug_info:
    - Version: 4
      Entries:
        - AbbrCode: 1
          Values:
            - CStr: by_hand
            - Value:  0x04
            - CStr: CU1
            - Value:  0x00
            - Value:  0x00
        - AbbrCode: 3
          Values:
            - CStr: class1
        - AbbrCode: 4
          Values:
            - Value:  0x00000052
            - CStr: member1
        - AbbrCode: 0
        - AbbrCode: 3
          Values:
            - CStr: class2
        - AbbrCode: 4
          Values:
            - Value:  0x00000052
            - CStr: member1
        - AbbrCode: 0
        - AbbrCode: 8
          Values:
            - CStr: int
        - AbbrCode: 2
          Values:
            - CStr: foo1
            - Value:  0x1000
            - Value:  0x10
            - Value:  0x00000026
        - AbbrCode: 2
          Values:
            - CStr: foo2
            - Value:  0x1004
            - Value:  0x3
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo3
            - Value:  0x100d
            - Value:  0x20
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo4
            - Value:  0x2002
            - Value:  0xb
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo5
            - Value:  0x201b
            - Value:  0xf
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo6
            - Value:  0x3002
            - Value:  0x5
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo7
            - Value:  0x3012
            - Value:  0x5
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo8
            - Value:  0x3022
            - Value:  0x5
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo9
            - Value:  0x3012
            - Value:  0x5
            - Value:  0x0000003c
        - AbbrCode: 2
          Values:
            - CStr: foo10
            - Value:  0x3018
            - Value:  0x2
            - Value:  0x0000003c
        - AbbrCode: 0

  debug_ranges:
    - Offset:          0x00000000
      AddrSize:        0x08
      Entries:
        - LowOffset:       0x0000000000001000
          HighOffset:      0x000000000000102d
        - LowOffset:       0x0000000000002000
          HighOffset:      0x000000000000202d
        - LowOffset:       0x0000000000000000
          HighOffset:      0x0000000000000000
...