bug #505: add more examples of bad and correct usages of auto and eval().

2026-04-10 11:34:33 +08:00 · 2015-09-02 13:04:30 +02:00
parent aba8c9ee17
commit be5e2ecc21
2 changed files with 18 additions and 0 deletions
--- a/Eigen/src/Core/DenseBase.h
+++ b/Eigen/src/Core/DenseBase.h
@@ -405,6 +405,8 @@ template<typename Derived> class DenseBase
      *
      * Notice that in the case of a plain matrix or vector (not an expression) this function just returns
      * a const reference, in order to avoid a useless copy.
+      * 
+      * \warning Be carefull with eval() and the auto C++ keyword, as detailed in this \link TopicPitfalls_auto_keyword page \endlink.
      */
    EIGEN_DEVICE_FUNC
    EIGEN_STRONG_INLINE EvalReturnType eval() const