source:
CIVL/mods/dev.civl.com/examples/contracts/contractsSeq/pointers4Bad.c@
cb4d4f4
| Last change on this file since cb4d4f4 was aad342c, checked in by , 3 years ago | |
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| File size: 339 bytes | |
| Rev | Line | |
|---|---|---|
| [02683ce] | 1 | #include <assert.h> |
| 2 | ||
| 3 | /*@ requires \valid(x + (0 .. 3)); | |
| 4 | @ requires \valid(x[0] + (0 .. 3)); | |
| 5 | @ requires \valid(x[1] + (0 .. 3)); | |
| 6 | @ requires \valid(x[2] + (0 .. 3)); | |
| 7 | */ | |
| 8 | int add(int ** x) | |
| 9 | { | |
| 10 | int * y = x[0]+1; | |
| 11 | ||
| 12 | x[0][0] = 9; | |
| 13 | x[0][1] = 8; | |
| 14 | assert(x[0][0] - x[0][1] == 2); | |
| 15 | return 0; | |
| 16 | } | |
| 17 | ||
| 18 | ||
| 19 | int main() { | |
| 20 | add((void*)0); | |
| 21 | return 0; | |
| 22 | } |
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