llvm-project/lld/test/core/dead-strip-basic.objtxt

# RUN: lld -core --dead-strip  %s | FileCheck -check-prefix=CHK1 %s
# RUN: lld -core  %s | FileCheck -check-prefix=CHK2 %s

#
# Test that -dead-strip removes unreachable code and data
# and that not using that option leaves them.
#

---
defined-atoms:
    - name:         entry
      dead-strip:   never
      references:
      - offset:          1
        kind:            pcrel32
        target:          bar
      - offset:          6
        kind:            pcrel32
        target:          baz
  
    - name:         mydead1
      scope:        global

undefined-atoms:
    - name:         bar

    - name:         baz
---
defined-atoms:
    - name:         mydead2
      scope:        global
      type:         data

    - name:         bar
      scope:        global
      type:         data
---
defined-atoms:
    - name:         baz
      scope:        global
      type:         code

    - name:         mydead3
      type:         code
...


# CHK1:       name: entry
# CHK1-NOT:   name: mydead1
# CHK1:       name: bar
# CHK1-NOT:   name: mydead2
# CHK1:       name: baz
# CHK1-NOT:   name: mydead3
# CHK1:       ...

# CHK2:       name: entry
# CHK2:       name: mydead1
# CHK2:       name: mydead2
# CHK2:       name: bar
# CHK2:       name: baz
# CHK2:       name: mydead3
# CHK2:       ...