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13 lines
222 B
C++
13 lines
222 B
C++
#include "../Eigen/Core"
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using namespace Eigen;
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int main(int argc, char **) {
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VectorXf a(10), b(10);
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#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
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b = argc > 1 ? 2 * a : -a;
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#else
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b = argc > 1 ? 2 * a : VectorXf(-a);
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#endif
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}
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