| # REQUIRES: x86-registered-target |
| |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos %s -o %t |
| |
| # RUN: llvm-objcopy -W _func %t %t2 |
| # RUN: llvm-readobj --symbols %t2 | FileCheck %s -check-prefix=CHECK-1 |
| |
| # CHECK-1: Symbol { |
| # CHECK-1-NEXT: Name: _foo (1) |
| # CHECK-1-NEXT: Extern |
| # CHECK-1-NEXT: Type: Section (0xE) |
| # CHECK-1-NEXT: Section: __const (0x2) |
| # CHECK-1-NEXT: RefType: UndefinedNonLazy (0x0) |
| # CHECK-1-NEXT: Flags [ (0x0) |
| # CHECK-1-NEXT: ] |
| # CHECK-1-NEXT: Value: 0x0 |
| # CHECK-1-NEXT: } |
| # CHECK-1-NEXT: Symbol { |
| # CHECK-1-NEXT: Name: _func (6) |
| # CHECK-1-NEXT: Extern |
| # CHECK-1-NEXT: Type: Section (0xE) |
| # CHECK-1-NEXT: Section: __text (0x1) |
| # CHECK-1-NEXT: RefType: UndefinedNonLazy (0x0) |
| # CHECK-1-NEXT: Flags [ (0x80) |
| # CHECK-1-NEXT: WeakDef (0x80) |
| # CHECK-1-NEXT: ] |
| # CHECK-1-NEXT: Value: 0x0 |
| # CHECK-1-NEXT: } |
| |
| # RUN: echo _foo > %t.weaken.txt |
| # RUN: echo _func >> %t.weaken.txt |
| # RUN: llvm-objcopy --weaken-symbols %t.weaken.txt %t %t3 |
| # RUN: llvm-readobj --symbols %t3 | FileCheck %s -check-prefix=CHECK-2 |
| |
| # CHECK-2: Symbol { |
| # CHECK-2-NEXT: Name: _foo (1) |
| # CHECK-2-NEXT: Extern |
| # CHECK-2-NEXT: Type: Section (0xE) |
| # CHECK-2-NEXT: Section: __const (0x2) |
| # CHECK-2-NEXT: RefType: UndefinedNonLazy (0x0) |
| # CHECK-2-NEXT: Flags [ (0x80) |
| # CHECK-2-NEXT: WeakDef (0x80) |
| # CHECK-2-NEXT: ] |
| # CHECK-2-NEXT: Value: 0x0 |
| # CHECK-2-NEXT: } |
| # CHECK-2-NEXT: Symbol { |
| # CHECK-2-NEXT: Name: _func (6) |
| # CHECK-2-NEXT: Extern |
| # CHECK-2-NEXT: Type: Section (0xE) |
| # CHECK-2-NEXT: Section: __text (0x1) |
| # CHECK-2-NEXT: RefType: UndefinedNonLazy (0x0) |
| # CHECK-2-NEXT: Flags [ (0x80) |
| # CHECK-2-NEXT: WeakDef (0x80) |
| # CHECK-2-NEXT: ] |
| # CHECK-2-NEXT: Value: 0x0 |
| # CHECK-2-NEXT: } |
| |
| ## Verify --weaken-symbol plays nice with --redefine-sym. |
| # RUN: llvm-objcopy -W _foo --redefine-sym _foo=_bar %t %t4 |
| # RUN: llvm-readobj --symbols %t4 | FileCheck %s -check-prefix=CHECK-3 |
| |
| # CHECK-3: Symbol { |
| # CHECK-3-NEXT: Name: _bar (1) |
| # CHECK-3-NEXT: Extern |
| # CHECK-3-NEXT: Type: Section (0xE) |
| # CHECK-3-NEXT: Section: __const (0x2) |
| # CHECK-3-NEXT: RefType: UndefinedNonLazy (0x0) |
| # CHECK-3-NEXT: Flags [ (0x80) |
| # CHECK-3-NEXT: WeakDef (0x80) |
| # CHECK-3-NEXT: ] |
| # CHECK-3-NEXT: Value: 0x0 |
| # CHECK-3-NEXT: } |
| # CHECK-3-NEXT: Symbol { |
| # CHECK-3-NEXT: Name: _func (6) |
| # CHECK-3-NEXT: Extern |
| # CHECK-3-NEXT: Type: Section (0xE) |
| # CHECK-3-NEXT: Section: __text (0x1) |
| # CHECK-3-NEXT: RefType: UndefinedNonLazy (0x0) |
| # CHECK-3-NEXT: Flags [ (0x0) |
| # CHECK-3-NEXT: ] |
| # CHECK-3-NEXT: Value: 0x0 |
| # CHECK-3-NEXT: } |
| |
| .globl _func |
| _func: |
| |
| .section __TEXT,__const |
| .globl _foo |
| _foo: |
