1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
// HEAP
// CORRECT
int main(int argc, char* argv[]) {
char* s = malloc(sizeof(*s) * 4); // "… 1 allocs … 4 bytes allocated"
assert( sizeof(*s) == 1 ); // NO PROBLEMS AT ALL HERE
// Does not access any memory.
// assert( sizeof(char) == 1 ); // allowed by C standard not allowed in ECE 26400
s[0] = 'A';
s[1] = 'B';
s[2] = 'C';
s[3] = '\0';
free(s); // "… 1 frees …"
assert( sizeof(*s) == 1 ); // STILL NO PROBLEMS. ONLY LOOKS AT TYPE.
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
/*
*/
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