| 1 | // This ensures that DW_OP_deref is inserted when necessary, such as when NRVO |
| 2 | // of a string object occurs in C++. |
| 3 | // |
| 4 | // REQUIRES: system-windows |
| 5 | // |
| 6 | // RUN: %clang_cl /Z7 /Zi %s -o %t |
| 7 | // RUN: %dexter --fail-lt 1.0 -w --binary %t --debugger 'dbgeng' -- %s |
| 8 | |
| 9 | struct string { |
| 10 | string() {} |
| 11 | string(int i) : i(i) {} |
| 12 | ~string() {} |
| 13 | int i = 0; |
| 14 | }; |
| 15 | string get_string() { |
| 16 | string unused; |
| 17 | string result = 3; |
| 18 | return result; // DexLabel('readresult1') |
| 19 | } |
| 20 | void some_function(int) {} |
| 21 | struct string2 { |
| 22 | string2() = default; |
| 23 | string2(string2 &&other) { i = other.i; } |
| 24 | int i; |
| 25 | }; |
| 26 | string2 get_string2() { |
| 27 | string2 result; |
| 28 | result.i = 5; |
| 29 | some_function(result.i); |
| 30 | // Test that the debugger can get the value of result after another |
| 31 | // function is called. |
| 32 | return result; // DexLabel('readresult2') |
| 33 | } |
| 34 | int main() { |
| 35 | get_string(); |
| 36 | get_string2(); |
| 37 | } |
| 38 | |
| 39 | // DexExpectWatchValue('result.i', 3, on_line=ref('readresult1')) |
| 40 | // DexExpectWatchValue('result.i', 5, on_line=ref('readresult2')) |
| 41 | |