| // RUN: %clang_analyze_cc1 -analyzer-checker=core -analyzer-store=region -verify -Wno-unreachable-code -ffreestanding %s | |
| #include <stdint.h> | |
| void f1(int * p) { | |
| // This branch should be infeasible | |
| // because __imag__ p is 0. | |
| if (!p && __imag__ (intptr_t) p) | |
| *p = 1; // no-warning | |
| // If p != 0 then this branch is feasible; otherwise it is not. | |
| if (__real__ (intptr_t) p) | |
| *p = 1; // no-warning | |
| *p = 2; // expected-warning{{Dereference of null pointer}} | |
| } |