llvm/test/tools/llvm-objcopy/strip-multiple-files.test
Jordan Rupprecht 4906f3fb81 [llvm-strip] Support stripping multiple input files
Summary:
Allow strip to be called on multiple input files, which is interpreted as stripping N files in place. Using multiple input files is incompatible with -o.

To allow this, create a `DriverConfig` struct which just wraps a list of `CopyConfigs`. objcopy will only ever have a single `CopyConfig`, but strip will have N (where N >= 1) CopyConfigs.

Reviewers: alexshap, jakehehrlich

Reviewed By: alexshap, jakehehrlich

Subscribers: MaskRay, jakehehrlich, llvm-commits

Differential Revision: https://reviews.llvm.org/D51660

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@341464 91177308-0d34-0410-b5e6-96231b3b80d8
2018-09-05 13:10:03 +00:00

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# RUN: yaml2obj %s > %t.o
# Run llvm-strip normally. This will create a stripped object file for later
# tests so we only have to run FileCheck on it once.
# RUN: cp %t.o %t.1.o
# RUN: llvm-strip --keep-symbol=foo %t.1.o -o %t.stripped.o
# RUN: llvm-readobj -symbols %t.stripped.o | FileCheck %s
# llvm-strip on two files:
# RUN: cp %t.o %t.1.o
# RUN: cp %t.o %t.2.o
# RUN: llvm-strip --keep-symbol=foo %t.1.o %t.2.o
# RUN: cmp %t.1.o %t.stripped.o
# RUN: cmp %t.2.o %t.stripped.o
# llvm-strip on three files:
# RUN: cp %t.o %t.1.o
# RUN: cp %t.o %t.2.o
# RUN: cp %t.o %t.3.o
# RUN: llvm-strip --keep-symbol=foo %t.1.o %t.2.o %t.3.o
# RUN: cmp %t.1.o %t.stripped.o
# RUN: cmp %t.2.o %t.stripped.o
# RUN: cmp %t.3.o %t.stripped.o
# -o cannot be used with multiple input files
# RUN: cp %t.o %t.1.o
# RUN: cp %t.o %t.2.o
# RUN: not llvm-strip --keep-symbol=foo -o %t.stripped.o %t.1.o %t.2.o 2>&1 \
# RUN: | FileCheck %s --check-prefix=BAD-O-FLAG
!ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_X86_64
Sections:
- Name: .text
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
Symbols:
Local:
- Name: foo
Type: STT_FUNC
Section: .text
Value: 0x1234
Size: 8
- Name: bar
Type: STT_FUNC
Section: .text
Value: 0x5678
Size: 8
# CHECK: Symbols [
# CHECK-NEXT: Symbol {
# CHECK-NEXT: Name:
# CHECK-NEXT: Value: 0x0
# CHECK-NEXT: Size: 0
# CHECK-NEXT: Binding: Local
# CHECK-NEXT: Type: None
# CHECK-NEXT: Other: 0
# CHECK-NEXT: Section: Undefined
# CHECK-NEXT: }
# CHECK-NEXT: Symbol {
# CHECK-NEXT: Name: foo
# CHECK-NEXT: Value: 0x1234
# CHECK-NEXT: Size: 8
# CHECK-NEXT: Binding: Local
# CHECK-NEXT: Type: Function
# CHECK-NEXT: Other: 0
# CHECK-NEXT: Section: .text
# CHECK-NEXT: }
# CHECK-NEXT: ]
# BAD-O-FLAG: Multiple input files cannot be used in combination with -o.