more than one storage class may not be specified
时间: 2024-05-03 07:21:23 浏览: 9
in a single declaration in C programming language. Each variable or function can have only one storage class specifier at a time. The available storage class specifiers in C are:
1. auto
2. register
3. static
4. extern
5. typedef
For example, the following declaration is invalid because it has two storage class specifiers (auto and static) for the same variable:
```
auto static int x;
```
To fix this error, you need to remove one of the storage class specifiers:
```
static int x; // valid declaration
```
相关问题
Driver\set.c(411): error: #81: more than one storage class may not be specified
这个错误通常是由于在函数声明或定义中使用了多个存储类说明符引起的。在 C 语言中,每个声明或定义只能有一个存储类说明符。
例如,以下代码会导致类似的错误:
```c
static extern int x; // 同时使用 static 和 extern
int main() {
// 函数定义的存储类说明符只能是一个
static extern int func();
return 0;
}
```
修复这个错误的方法是检查声明或定义中的存储类说明符并删除多余的部分,确保每个声明或定义只有一个存储类说明符。
```c
static int x; // 只保留一个存储类说明符
int func(); // 只使用一个存储类说明符,如 static 或 extern
int main() {
static int func(); // 只使用一个存储类说明符,如 static 或 extern
return 0;
}
```
请检查你的代码,确保每个声明或定义只有一个存储类说明符,并修复任何错误。如果你需要进一步帮助,请提供相关代码的更多细节。
more than one storage class specified
The error "more than one storage class specified" occurs when multiple storage classes are assigned to a variable or function in a C or C++ program.
In C and C++, there are four storage classes: auto, register, static, and extern. These storage classes define the scope, visibility, and lifetime of variables and functions.
When a variable or function is declared, it can only have one storage class. If multiple storage classes are specified, the compiler will throw an error.
For example, the following code will result in the "more than one storage class specified" error:
```
int static extern x; // error: more than one storage class specified
```
To fix this error, you need to remove one of the storage classes from the declaration. For example:
```
static int x; // correct declaration with only one storage class
```