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What happens if I malloc() with size NaN?

Understanding the Implications of Calling malloc with Size Na N in C In the C programming language dynamic memory allocation is commonly done using the malloc f

2 min read 14-10-2024 30
What happens if I malloc() with size NaN?
What happens if I malloc() with size NaN?

Using custom malloc implementation within MKL

Using Custom malloc Implementation within MKL When working with the Intel Math Kernel Library MKL one of the critical aspects developers may need to consider is

2 min read 13-10-2024 30
Using custom malloc implementation within MKL
Using custom malloc implementation within MKL

Cannot reproduce the effect of mallopt(M_PERTURB, 256) with MALLOC_PERTURB_=256

Understanding the Discrepancy Between mallopt M PERTURB 256 and MALLOC PERTURB 256 The behavior of dynamic memory allocation can sometimes be influenced by the

2 min read 04-10-2024 36
Cannot reproduce the effect of mallopt(M_PERTURB, 256) with MALLOC_PERTURB_=256
Cannot reproduce the effect of mallopt(M_PERTURB, 256) with MALLOC_PERTURB_=256

Why malloc return a very higher address than user space and not in /proc/pid/maps?

Understanding Why malloc Returns Higher Addresses Than User Space When programming in C or C developers often use the malloc function to allocate memory dynamic

2 min read 03-10-2024 33
Why malloc return a very higher address than user space and not in /proc/pid/maps?
Why malloc return a very higher address than user space and not in /proc/pid/maps?

Freeing non allocated memory (c)

Freeing Non Allocated Memory in C A Guide to Avoiding Undefined Behavior In C programming memory management is crucial for ensuring program stability and effici

2 min read 03-10-2024 32
Freeing non allocated memory (c)
Freeing non allocated memory (c)

Should I use free() after I return the pointer

Should I Use free After Returning a Pointer Lets say you re working with dynamic memory allocation in C and you ve allocated memory using malloc You then use th

3 min read 02-10-2024 39
Should I use free() after I return the pointer
Should I use free() after I return the pointer

Returning a pointer on the heap and the consequential behaviour

The Perils of Returning Pointers from the Heap A Guide to Avoiding Memory Leaks and Undefined Behavior Returning a pointer to dynamically allocated memory from

2 min read 01-10-2024 34
Returning a pointer on the heap and the consequential behaviour
Returning a pointer on the heap and the consequential behaviour