| Dominic Chen | 184c624 | 2017-03-03 18:02:02 +0000 | [diff] [blame^] | 1 | // RUN: %clang_analyze_cc1 -std=c++1z -analyzer-checker=alpha.clone.CloneChecker -verify %s |
| Artem Dergachev | 78692ea | 2016-08-02 12:21:09 +0000 | [diff] [blame] | 2 | |
| 3 | // expected-no-diagnostics |
| 4 | |
| 5 | int global = 0; |
| 6 | |
| 7 | template<typename ...Args> |
| 8 | int foo1(Args&&... args) { |
| 9 | if (global > 0) |
| 10 | return 0; |
| 11 | else if (global < 0) |
| 12 | return (args + ...); |
| 13 | return 1; |
| 14 | } |
| 15 | |
| 16 | // Different opeator in fold expression. |
| 17 | template<typename ...Args> |
| 18 | int foo2(Args&&... args) { |
| 19 | if (global > 0) |
| 20 | return 0; |
| 21 | else if (global < 0) |
| 22 | return (args - ...); |
| 23 | return 1; |
| 24 | } |
| 25 | |
| 26 | // Parameter pack on a different side |
| 27 | template<typename ...Args> |
| 28 | int foo3(Args&&... args) { |
| 29 | if (global > 0) |
| 30 | return 0; |
| 31 | else if (global < 0) |
| 32 | return -1; |
| 33 | return (... + args); |
| 34 | return 1; |
| 35 | } |