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test_3
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‘test_3’: events 1-7
| 103 | int *ptr = (int *)malloc (sizeof (int)); |
| ^~~~~~~~~~~~~~~~~~~~~ |
| | |
| (1) allocated here |
| 104 | *ptr = 42; /* { dg-warning "dereference of possibly-NULL 'ptr'" } */ |
| ~~~~~~~~~ |
| | |
| (2) assuming ‘ptr’ is non-NULL |
| 105 | if (x) |
| ~ |
| | |
| (3) following ‘false’ branch (when ‘x == 0’)... |
| [...] | |
| 108 | *ptr = 19; /* { dg-warning "use after 'free' of 'ptr'" } */ |
| ~~~~~~~~~ |
| | |
| (4) ...to here |
| [...] | |
| 111 | if (y) |
| ~ |
| | |
| (5) following ‘false’ branch (when ‘y == 0’)... |
| [...] | |
| 114 | return *ptr; /* { dg-warning "use after 'free' of 'ptr'" "use-after-free" } */ |
| ~~~~ |
| | |
| (6) ...to here |
| (7) ‘ptr’ leaks here; was allocated at (1) |
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