src/third_party/llvm-project/lld/test/mach-o/parse-tentative-defs.yaml

# RUN: ld64.lld -arch x86_64 -r -print_atoms %s -o %t  | FileCheck %s
#
# Test parsing of tentative definitions, including size, scope, and alignment.
#
#
# int tent4;
# long tent8;
# __attribute__((visibility("hidden"))) int tentHidden;
# __attribute__((aligned(16))) int tent4_16;
# __attribute__((aligned(32))) long tent64_32[8];
#

--- !mach-o
arch:            x86_64
file-type:       MH_OBJECT
flags:           [ MH_SUBSECTIONS_VIA_SYMBOLS ]
has-UUID:        false
OS:              unknown
sections:
  - segment:         __TEXT
    section:         __tex
    type:            S_REGULAR
    attributes:      [ S_ATTR_PURE_INSTRUCTIONS ]
    address:         0x0000000000000000
undefined-symbols:
  - name:            _tent4
    type:            N_UNDF
    scope:           [ N_EXT ]
    desc:            0x0200
    value:           0x0000000000000004
  - name:            _tent4_16
    type:            N_UNDF
    scope:           [ N_EXT ]
    desc:            0x0400
    value:           0x0000000000000004
  - name:            _tent64_32
    type:            N_UNDF
    scope:           [ N_EXT ]
    desc:            0x0500
    value:           0x0000000000000040
  - name:            _tent8
    type:            N_UNDF
    scope:           [ N_EXT ]
    desc:            0x0300
    value:           0x0000000000000008
  - name:            _tentHidden
    type:            N_UNDF
    scope:           [ N_EXT, N_PEXT ]
    desc:            0x0200
    value:           0x0000000000000004
...


# CHECK:    defined-atoms:
# CHECK:       name:             _tent4
# CHECK:        scope:           global
# CHECK:        type:            zero-fill
# CHECK:        size:            4
# CHECK:        merge:           as-tentative
# CHECK:        alignment:       4

# CHECK:       name:             _tent4_16
# CHECK:        scope:           global
# CHECK:        type:            zero-fill
# CHECK:        size:            4
# CHECK:        merge:           as-tentative
# CHECK:        alignment:       16

# CHECK:       name:             _tent64_32
# CHECK:        scope:           global
# CHECK:        type:            zero-fill
# CHECK:        size:            64
# CHECK:        merge:           as-tentative
# CHECK:        alignment:       32

# CHECK:       name:             _tent8
# CHECK:        scope:           global
# CHECK:        type:            zero-fill
# CHECK:        size:            8
# CHECK:        merge:           as-tentative
# CHECK:        alignment:       8

# CHECK:       name:             _tentHidden
# CHECK:        scope:           hidden
# CHECK:        type:            zero-fill
# CHECK:        size:            4
# CHECK:        merge:           as-tentative
# CHECK:        alignment:       4