1 // RUN: %clang_analyze_cc1 -analyzer-checker=core,deadcode.DeadStores,debug.Stats -verify -Wno-unreachable-code -analyzer-opt-analyze-nested-blocks -analyzer-max-loop 4 %s
2
3 int foo();
4
test()5 int test() { // expected-warning-re{{test -> Total CFGBlocks: {{[0-9]+}} | Unreachable CFGBlocks: 0 | Exhausted Block: no | Empty WorkList: yes}}
6 int a = 1;
7 a = 34 / 12;
8
9 if (foo())
10 return a;
11
12 a /= 4;
13 return a;
14 }
15
16
sink()17 int sink() // expected-warning-re{{sink -> Total CFGBlocks: {{[0-9]+}} | Unreachable CFGBlocks: 1 | Exhausted Block: yes | Empty WorkList: yes}}
18 {
19 for (int i = 0; i < 10; ++i) // expected-warning {{(sink): The analyzer generated a sink at this point}}
20 ++i;
21
22 return 0;
23 }
24
emptyConditionLoop()25 int emptyConditionLoop() // expected-warning-re{{emptyConditionLoop -> Total CFGBlocks: {{[0-9]+}} | Unreachable CFGBlocks: 0 | Exhausted Block: yes | Empty WorkList: yes}}
26 {
27 int num = 1;
28 for (;;)
29 num++;
30 }
31