DescriptionI was trying to compile spring in linux,make -j4,and suddenly: /home/user/git/spring/rts/Rendering/GL/RenderDataBuffer.hpp:27:3: error: reinterpret_cast from integer to pointer }}; ^ /home/user/git/spring/rts/Rendering/GL/RenderDataBuffer.hpp:41:3: error: reinterpret_cast from...
#include<cstdint>#include<cassert>#include<iostream>intf(){return42;}intmain(){int i=7;// pointer to integer and backuintptr_t v1=reinterpret_cast<uintptr_t>(&i);// static_cast is an errorstd::cout<<"The value of &i is 0x"<<std::hex<<v1<<'\n';int*p1=reinterpret_cast<in...
c++ 使用不触发UB的reinterpret_cast的示例一个对象指针通过void*的往返只需要两边都有static_cast，而对...
该标准并没有特别清楚地说明integer -> pointer强制转换应该如何工作，特别是在考虑指针出处时。参见例如h...
uintptr_t is an unsigned integer type large enough to hold the value of a pointerconststd::uintptr_t v0 =reinterpret_cast<std::uintptr_t>(p0) ;conststd::uintptr_t v4 =reinterpret_cast<std::uintptr_t>(p4) ; std::cout << v4 - v0 <<" == "<< 4 *sizeof(double) <<'\n'...
)); ipi = reinterpret_cast<int&>(pi); cout << "pi bits=" << setw(10) << ipi << '\n'; } pi bits=0x3f8ccccd5.21.reinterpret_cast 5.21.1. Use reinterpret_cast to cast from char pointer to integer 5.21.2. Using reinterpret_cast: cast float to int...
3.1 static_cast用法:static_cast < type-id > ( expression ) 该运算符把expression转换为type-id类型,但没有运行时类型检查来保证转换的安全性... 分享44赞 c++吧 无语的lego 【求助】如何将integer转化成pointerRT,使用reinterpret_cast给出error: reinterpret_cast from integer to pointer.以前用的gcc4.9没...
2)A pointer can be converted to any integral type large enough to hold all values of its type (e.g. tostd::uintptr_t) 3)A value of any integral or enumeration type can be converted to a pointer type. A pointer converted to an integer of sufficient size and back to the same pointe...
c++ 为什么“reinterpret_cast”在模板参数上不能像预期的那样工作？...必须是常量表达式。reinterpret_...
在使用重新解释cast时交换字节 、、 在通过网络发送数据时,可以通过以下几种方式实现字节数据的转换:int32_t reinterpretedInteger = *reinterpret_cast<int32_t*>(&inBytes); int32_t i; memcpy(unio 浏览2提问于2018-01-12得票数 2 回答已采纳