含义:编译器警告“no return statement in function returning non-void [-wreturn-type]”意味着在一个声明为非void返回类型的函数中,编译器没有在所有可能的执行路径上找到return语句。这通常意味着在某些情况下,函数会结束执行但没有返回任何值,这违反了函数的声明。 可能导致此警告的代码示例 c int getNumber(...
plz help me out form this error " Compilation error: no return statement in function returning non-void [-Werror=return-type] " Poko-AppscommentedFeb 10, 2023• edited Hey there . 'postedSSID' function supposed to return a String value , but it's not returning any hence the error . ...
in function returning non-void return; ^~~~ C:\Users\Stefan\AppData\Local\Arduino15\packages\esp32\hardware\esp32\2.0.13\cores\esp32\esp32-hal-uart.c:149:6: note: declared here bool uartSetPins(uint8_t uart_num, int8_t rxPin, int8_t txPin, int8_t ctsPin, int8_t rtsPin)_...
ser-unix.c: In function 'hardwire_drain_output': ser-unix.c:335:1: warning: no return statement in function returning non-void [-Wreturn-type] 有个帖子说“编译过程中遇到莫名奇妙的报错,例如:ser-unix.c:118:1: error: conflicting types for ‘get_tty_state’,清理干净configure目录,使用root用...
warning: no return statement in function returning non-void [-Wreturn-type] } ^ Why does this C++ snippet compile (non-void function, Why does this C++ snippet compile ( non - void function does not return a value ) - C++ [ Glasses to p...
This simply calls a function on each element of the list. Other similar library functions provide useful capabilities. For example, List.map takes a function as an argument and applies the function to each element of the list, returning a new list in the process. The Pipeline Let's examine...
basic method call: List.iter. This simply calls a function on each element of the list. Other similar library functions provide useful capabilities. For example, List.map takes a function as an argument and applies the function to each element of the list, returning a new list in the ...
In its simplest form, create_async takes a lambda or a function pointer that returns a value. The type of the lambda determines the type of the interface returned from create_async. Given a lambda with no parameters that returns a non-void type T, create_async returns ...
A C-interface DLL function that builds a safe array of BSTR strings and passes that to the caller can be PInvoked in C# like this: c++Copy [DllImport("NativeDll.dll", PreserveSig =false)]publicstaticexternvoidBuildStringArray( [Out, MarshalAs(UnmanagedType.SafeArray, SafeArraySubType = VarEn...
Hi, I've found 4 new warnings int encodedstream.h 1 2 3 4 The line number can change with new versions so here is the first item for example : Ch Peek() const { RAPIDJSON_ASSERT(false); } So maybe just adding return 0; before the closing...