| // Faking std::call_once implementation. |
| namespace std { |
| typedef struct once_flag_s { |
| int _M_once = 0; |
| } once_flag; |
| |
| template <class Callable, class... Args> |
| void call_once(once_flag &o, Callable&& func, Args&&... args); |
| } // namespace std |
| |
| int deref(int *x) { |
| return *x; |
| } |
| |
| void call_deref_once() { |
| static std::once_flag once; |
| int *p = nullptr; |
| std::call_once(once, &deref, p); |
| } |
| |
| |
| // RUN: rm -rf %t.output |
| // RUN: %clang_analyze_cc1 -std=c++11 -analyze -analyzer-checker=core -analyzer-output html -o %t.output %s |
| // RUN: cat %t.output/* | FileCheck %s --match-full-lines |
| // CHECK: var relevant_lines = {"1": {"3": 1, "8": 1, "11": 1, "12": 1, "15": 1, "16": 1, "17": 1, "18": 1}}; |
