1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -analyze -analyzer-checker=core,debug.ExprInspection %s -std=c++11 -verify
2 
3 void clang_analyzer_eval(bool);
4 
5 void testAddressof(int x) {
6   clang_analyzer_eval(&x == __builtin_addressof(x)); // expected-warning{{TRUE}}
7 }
8 
9 void testSize() {
10   struct {
11     int x;
12     int y;
13     char z;
14   } object;
15   clang_analyzer_eval(__builtin_object_size(&object.y, 0) == sizeof(object) - sizeof(int)); // expected-warning{{TRUE}}
16 
17   // Clang can't actually evaluate these builtin "calls", but importantly they don't actually evaluate the argument expression either.
18   int i = 0;
19   char buf[10];
20   clang_analyzer_eval(__builtin_object_size(&buf[i++], 0) == sizeof(buf)); // expected-warning{{FALSE}}
21   clang_analyzer_eval(__builtin_object_size(&buf[++i], 0) == sizeof(buf) - 1); // expected-warning{{FALSE}}
22 
23   clang_analyzer_eval(i == 0); // expected-warning{{TRUE}}
24 }
25