main.c:10:18: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 主要原因是在源文件中没有声明函数 未经声明的函数原型一律默认为返回int值(4个byte) 定义赋值的指针变量(8个byte) 所以发生警告
中译:[警告]把指针不同大小的整数(-Wint-to-pointer-cast) 起源:看到了知乎这个问题指针的指针定义为什么用int* ptr,而不是intptr?,一下子没反应过来。借此机会在温习一下指针。 文章描述了这两种差异化的写法 int a; int *b = &a; int **c = &b; 与 int a; int *b = &a; int *c = &b;...
25 C programming: casting a void pointer to an int? 27 Cast void pointer to integer array 0 Literal int to void * 1 Casting int to void pointer 3 Cast int to void* 2 How to use cast in C? 2 Casting void pointers in C 1 How to cast one parameter in function as void ...
char一个字节，unsigned int至少4个字节，把4字节的数据cast为1字节数据可能会warning的啊 64
cast of Objective-C pointer type 'NSString *' to C pointer type 'CFStringRef' (aka 'const struct ... Lee坚武关注IP属地: 广东 2021.01.26 13:45:45字数45阅读506 问题显示:cast of Objective-C pointer type 'NSString *' to C pointer type 'CFStringRef' (aka 'const struct __CFString *'...
0 Is it possible to cast a void * to a char **? 0 C cast void * to type_t 34 Why can't I cast a function pointer to (void *)? 4 void* function pointer array cast 2 function call, casting its void * argument to any other type 1 Cast from (void**) to (int*) and...
位字段（Bit Fields）是C/C++中用于在结构体或联合体中紧凑存储一组位级别的变量。由于C++的cast操作符...
C.148:使用dynamic_cast进行指针类型转换时,将不能发现目标类看作是有效的选项 Reason(原因) The dynamic_cast conversion allows to test whether a pointer is pointing at a polymorphic object that has a given class in its hierarchy. Since failure to find the class merely returns a null value, it ...
bug问题显示: cast of Objective-C pointer type 'NSString *' to C pointer type 'CFStringRef' (aka 'const struct __CFString *') requires a bridged cast解决方法: 前往Target >…
it comes with D:/api/library/libwebsockets-3.2.3/lib/core-net/vhost.c:732:21: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] 732 | if (vh->log_fd == (int)LWS_INVALID_FILE) { | ^ D:/api/library/libwebs...