File: indirect.c

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llvm-toolchain-7 1%3A7.0.1-8~deb9u3
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#define MakeResolver(name)                                       \
  void * name ## Resolver(void) __asm__("_" #name);              \
  void * name ## Resolver(void) {                                \
    __asm__(".symbol_resolver _" #name);                         \
    return name ## _hidden;                                    \
  }

int 
call_through_indirect_hidden(int arg)
{
  return arg + 5;
}

MakeResolver(call_through_indirect)