test normally this change is for the better (free is void and return nothing, better put the freed pointer to NULL, as free(NULL) is safe)

Author: Giloo

src/includefirst.hpp

@@ -105,10 +105,11 @@ inline void* gdlAlignedRealloc(void *ptr, std::size_t new_size, std::size_t old_
 
 inline void gdlAlignedFree(void* ptr) {
 #if defined(USE_EIGEN)
- return Eigen::internal::aligned_free(ptr);
+ Eigen::internal::aligned_free(ptr);
 #else
- return free(ptr);
+ free(ptr);
 #endif
+ ptr=NULL;
 }