llvm-project/clang/test/InterfaceStubs/weak.cpp

29 lines
1.1 KiB
C++

// REQUIRES: x86-registered-target
// RUN: %clang -target x86_64-linux-gnu -o - -emit-interface-stubs \
// RUN: -interface-stub-version=experimental-tapi-elf-v1 %s | \
// RUN: FileCheck %s
// RUN: %clang -target x86_64-linux-gnu -o - -emit-interface-stubs \
// RUN: -interface-stub-version=experimental-yaml-elf-v1 %s | \
// RUN: FileCheck --check-prefix=CHECK-YAML %s
// RUN: %clang -target x86_64-unknown-linux-gnu -o - -c %s | llvm-nm - 2>&1 | \
// RUN: FileCheck -check-prefix=CHECK-SYMBOLS %s
// CHECK: Symbols:
// CHECK-DAG: _Z8weakFuncv: { Type: Func, Weak: true }
// CHECK-DAG: _Z10strongFuncv: { Type: Func }
// CHECK-YAML: Symbols:
// CHECK-YAML-DAG: - Name: _Z8weakFuncv
// CHECK-YAML-DAG: Type: STT_FUNC
// CHECK-YAML-DAG: Binding: STB_WEAK
// CHECK-YAML-DAG: - Name: _Z10strongFuncv
// CHECK-YAML-DAG: Type: STT_FUNC
// CHECK-YAML-DAG: Binding: STB_GLOBAL
// CHECK-SYMBOLS-DAG: _Z10strongFuncv
// CHECK-SYMBOLS-DAG: _Z8weakFuncv
__attribute__((weak)) void weakFunc() {}
int strongFunc() { return 42; }