Article: Q143083
Product(s): Microsoft C Compiler
Version(s): 4.0,4.1,4.2
Operating System(s):
Keyword(s): kbCompiler kbCPPonly kbVC kbVC500fix
Last Modified: 03-AUG-2001
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The information in this article applies to:
- Microsoft C/C++ Compiler (CL.EXE), used with:
- *EDITOR Please do not choose this product*Microsoft Visual C++ 32-bit Edition* use 241, 265, 225, versions 4.0, 4.1, 4.2
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SYMPTOMS
========
The compiler will generate the following error when you pass a multiple
subscript array to a function that expects a const of the same type of array:
error C2664: 'Func2' : cannot convert parameter 1 from 'int [4][4]' to
'const int [][4]' (new behavior; please see help)
RESOLUTION
==========
Don't declare the parameter to be 'const' in the function definition.
STATUS
======
Microsoft has confirmed this to be a bug in the Microsoft products listed at the
beginning of this article. This bug was corrected in Visual C++ version 5.0.
MORE INFORMATION
================
Sample Code to Demonstrate Problem
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/* Compile options needed: None
*/
typedef int Matrix1[4];
typedef int Matrix2[4][4];
void Func1( const Matrix1 ) {}
// Remove const in the following statement to work around
void Func2( const Matrix2 ) {}
void main()
{
Matrix1 a = {1,2,3,4};
Matrix2 b = {1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4};
Func1( a );
Func2( b ); // C2664 here
}
Additional query words: kbVC400bug
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Keywords : kbCompiler kbCPPonly kbVC kbVC500fix
Technology : kbVCsearch kbAudDeveloper kbCVCComp
Version : :4.0,4.1,4.2
Issue type : kbbug
Solution Type : kbfix
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