What if i allocate my pc's full memory into a heap in c ?

Question

If i use the entire memory of my pc in a c program ,i.e. lock down 2GB of memory in the heap segment using malloc().what will happen if I. compile the c program.

Answer 1

Interesting ... try it and tell us 😂😂

Answer 2

@Sun :D..:D

Answer 3

Depends on the OS. Windows will simply return a null pointer once you reach 2gb

Answer 4

Absolutely, especially if your program is compiled as 64 bit

Answer 5

@alex..can I crash an OS using heap and c?