C++ (Cpp) iterator::setDoesNotThrow示例

示例#1

文件： PassWrapper.cpp 项目： DiamondLovesYou/rust

extern "C" void LLVMRustMarkAllFunctionsNounwind(LLVMModuleRef M) {
  for (Module::iterator GV = unwrap(M)->begin(), E = unwrap(M)->end(); GV != E;
       ++GV) {
    GV->setDoesNotThrow();
    Function *F = dyn_cast<Function>(GV);
    if (F == nullptr)
      continue;

    for (Function::iterator B = F->begin(), BE = F->end(); B != BE; ++B) {
      for (BasicBlock::iterator I = B->begin(), IE = B->end(); I != IE; ++I) {
        if (isa<InvokeInst>(I)) {
          InvokeInst *CI = cast<InvokeInst>(I);
          CI->setDoesNotThrow();
        }
      }
    }
  }
}