2a6136e552
This change is enough to allow `--strip-debug` to work on object files, without breaking the relocation information or symbol table. A more complete version of this change would instead reconstruct the symbol table and relocation sections, but that is much larger change. Bug: #102002
113 lines
3.2 KiB
Plaintext
113 lines
3.2 KiB
Plaintext
# RUN: yaml2obj %s -o %t
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# RUN: cp %t %t3
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# RUN: llvm-objcopy --strip-debug %t %t2
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## Test that debug sections (but not linking or names) are stripped with --strip-debug
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# RUN: obj2yaml %t2 | FileCheck --implicit-check-not=.debug %s
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#
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# RUN: llvm-objcopy -g %t %t2g
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# Verify that --strip-debug and -g produce the same output
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# RUN: cmp %t2 %t2g
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# RUN: llvm-strip --strip-debug %t3
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# RUN: cmp %t2 %t3
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# RUN: cp %t %t4
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# RUN: llvm-strip -d %t4
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# RUN: cmp %t2 %t4
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# RUN: cp %t %t5
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# RUN: llvm-strip -g %t5
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# RUN: cmp %t2 %t5
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# RUN: cp %t %t6
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# RUN: llvm-strip -S %t6
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# RUN: cmp %t2 %t6
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# Verify that an archive with multiple object files is handled correctly.
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# RUN: cp %t %t.duplicate
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# RUN: cp %t2 %t.duplicate.stripped
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# RUN: rm -f %t.multiple-stripped-obj.a
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# RUN: llvm-ar crs %t.multiple-stripped-obj.a %t2 %t.duplicate.stripped
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# RUN: rm -f %t.multiple-obj.a
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# RUN: llvm-ar crs %t.multiple-obj.a %t %t.duplicate
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# RUN: llvm-objcopy --strip-debug %t.multiple-obj.a %t.multiple-obj.stripped.a
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# RUN: llvm-ar p %t.multiple-stripped-obj.a > %t.multiple-stripped-obj.a.dump
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# RUN: llvm-ar p %t.multiple-obj.stripped.a > %t.multiple-obj.stripped.a.dump
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# RUN: cmp %t.multiple-stripped-obj.a.dump %t.multiple-obj.stripped.a.dump
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# CHECK: Sections:
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# CHECK-NEXT: - Type: TYPE
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# CHECK: - Type: CUSTOM
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## We expect the linking section to be preceeded by the removed `.debug_info`
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## section.
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# CHECK-NEXT: Name: .objcopy.removed
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# CHECK-NEXT: Payload: ''
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# CHECK-NEXT: - Type: CUSTOM
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# CHECK-NEXT: Name: linking
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# CHECK: Name: name
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# CHECK-NEXT: FunctionNames:
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# CHECK: Name: producers
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## Following the producers section we expect to find three removed sections.
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## The `.debug_line` section that two reloction section corresponding to the
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## two debug sections.
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# CHECK: - Type: CUSTOM
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# CHECK-NEXT: Name: .objcopy.removed
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# CHECK-NEXT: Payload: ''
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# CHECK-NEXT: - Type: CUSTOM
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# CHECK-NEXT: Name: .objcopy.removed
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# CHECK-NEXT: Payload: ''
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# CHECK-NEXT: - Type: CUSTOM
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# CHECK-NEXT: Name: .objcopy.removed
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# CHECK-NEXT: Payload: ''
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--- !WASM
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FileHeader:
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Version: 0x00000001
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Sections:
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- Type: TYPE
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Signatures:
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- Index: 0
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ParamTypes: []
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ReturnTypes: []
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- Type: FUNCTION
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FunctionTypes: [ 0 ]
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- Type: CODE
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Functions:
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- Index: 0
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Locals: []
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Body: 0B
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- Type: CUSTOM
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Name: .debug_info
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Payload: 'CAFE123456'
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Relocations:
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- Type: R_WASM_FUNCTION_INDEX_LEB
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Index: 0
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Offset: 0x0000000
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- Type: CUSTOM
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Name: linking
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Version: 2
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SymbolTable:
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- Index: 0
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Kind: FUNCTION
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Name: foo
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Flags: [ BINDING_LOCAL ]
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Function: 0
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- Type: CUSTOM
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Name: name
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FunctionNames:
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- Index: 0
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Name: foo
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- Type: CUSTOM
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Name: producers
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Tools:
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- Name: clang
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Version: 9.0.0
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- Type: CUSTOM
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Name: .debug_line
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Payload: 'DEADBEEF01'
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Relocations:
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- Type: R_WASM_FUNCTION_INDEX_LEB
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Index: 0
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Offset: 0x0000000
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