But then I noticed something strange. Using Xcode,
resultmatrix = prod(matrix1,matrix2);
is 10 to 16 times slower (with 100x100 matrixes) than simply doing something like that:
What version of Xcode? For a long time xcode provided g++ 4.0.X (or was it 4.1.X?) --- anyway, versions of g++ before 4.2 didn't do a good job with complex templates. R
Xcode 3.2, gcc 4.2 Le 30 juin 2010 à 19:25, Robert Lupton the Good a écrit :
But then I noticed something strange. Using Xcode,
resultmatrix = prod(matrix1,matrix2);
is 10 to 16 times slower (with 100x100 matrixes) than simply doing something like that:
What version of Xcode? For a long time xcode provided g++ 4.0.X (or was it 4.1.X?) --- anyway, versions of g++ before 4.2 didn't do a good job with complex templates.
R
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Raphaël Amiot -
Robert Lupton the Good