Fix documentation warnings

include/libfirm/adt/array.h

@@ -157,10 +157,9 @@ static inline void ARR_SHRINKLEN(void *arr, size_t new_len)
 
 /**
  * Delete a flexible array.
- *
  * @param arr    The flexible array.
  */
-FIRM_API void DEL_ARR_F(void *elts);
+FIRM_API void DEL_ARR_F(void *arr);
 
 /**
  * Creates a dynamic array on an obstack.

include/libfirm/adt/gaussjordan.h

@@ -17,7 +17,7 @@
 /**
  * Solves a system of linear equations.
  *
- * @param matrix  the linear equations as matrix (square matrix, \t n x \p n)
+ * @param matrix  the linear equations as matrix (square matrix, \p n x \p n)
  * @param result  the result vector, will contain the result if successful
  * @param n       the size of the equation system
  * @returns  0 if successful, -1 if ill-conditioned matrix