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Important This document may not represent best practices for current development, links to downloads and other resources may no longer be valid. Current recommended version can be found here.

Compiler Warning (level 4) C4202

Error Message

nonstandard extension used : '...': prototype parameter in name list illegal

An old-style function definition contains variable arguments. These definitions generate an error under ANSI compatibility (/Za).

Example

// C4202.c
// compile with: /W4
void func( a, b, ...)   // C4202
int a, b;
{}

int main()
{
}

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