clang/test/InterfaceStubs/weak.cpp

   1 // REQUIRES: x86-registered-target
   2 // RUN: %clang_cc1 -triple x86_64-linux-gnu -o - -emit-interface-stubs \
   3 // RUN: -interface-stub-version=ifs-v1 %s | \
   4 // RUN: FileCheck %s
   5
   6 // RUN: %clang -target x86_64-unknown-linux-gnu -o - -c %s | llvm-nm - 2>&1 | \
   7 // RUN: FileCheck -check-prefix=CHECK-SYMBOLS %s
   8
   9 // CHECK: Symbols:
  10 // CHECK-DAG:  - { Name: "_Z8weakFuncv", Type: Func, Weak: true }
  11 // CHECK-DAG:  - { Name: "_Z10strongFuncv", Type: Func }
  12
  13 // CHECK-SYMBOLS-DAG: _Z10strongFuncv
  14 // CHECK-SYMBOLS-DAG: _Z8weakFuncv
  15 __attribute__((weak)) void weakFunc() {}
  16 int strongFunc() { return 42; }