| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "valgrind.h" |
| |
| int main1 ( void ) |
| { |
| int xxx, i; |
| for (i = 0; i < 10; i++) VALGRIND_CHECK_DEFINED(xxx); |
| return 0; |
| } |
| |
| int main ( void ) |
| { |
| int i, sum, m; |
| char* aa = calloc(100,1); |
| sum = 0; |
| |
| VALGRIND_CHECK_READABLE(aa,100); |
| |
| m = VALGRIND_MAKE_WRITABLE( &aa[49], 1 ); |
| VALGRIND_CHECK_WRITABLE(aa,100); |
| |
| printf("m_na: returned value is %d\n", m ); |
| |
| for (i = 0; i < 100; i++) |
| sum += aa[i]; |
| printf("sum is %d\n", sum); |
| |
| m = VALGRIND_DISCARD(m); |
| printf("m_rm: returned value is %d\n", m ); |
| |
| for (i = 0; i < 100; i++) |
| sum += aa[i]; |
| printf("sum is %d\n", sum); |
| |
| return 0; |
| } |