| // This ensures that DW_OP_deref is inserted when necessary, such as when NRVO |
| // of a string object occurs in C++. |
| // |
| // RUN: %clangxx -O0 -fno-exceptions %target_itanium_abi_host_triple %s -o %t.out -g |
| // RUN: %test_debuginfo %s %t.out |
| // RUN: %clangxx -O1 -fno-exceptions %target_itanium_abi_host_triple %s -o %t.out -g |
| // RUN: %test_debuginfo %s %t.out |
| // |
| // PR34513 |
| volatile int sideeffect = 0; |
| void __attribute__((noinline)) stop() { sideeffect++; } |
| |
| struct string { |
| string() {} |
| string(int i) : i(i) {} |
| ~string() {} |
| int i = 0; |
| }; |
| string get_string() { |
| string unused; |
| string result = 3; |
| // DEBUGGER: break 23 |
| stop(); |
| return result; |
| } |
| void some_function(int) {} |
| struct string2 { |
| string2() = default; |
| string2(string2 &&other) { i = other.i; } |
| int i; |
| }; |
| string2 get_string2() { |
| string2 result; |
| result.i = 5; |
| some_function(result.i); |
| // Test that the debugger can get the value of result after another |
| // function is called. |
| // DEBUGGER: break 39 |
| stop(); |
| return result; |
| } |
| int main() { |
| get_string(); |
| get_string2(); |
| } |
| |
| // DEBUGGER: r |
| // DEBUGGER: print result.i |
| // CHECK: = 3 |
| // DEBUGGER: c |
| // DEBUGGER: print result.i |
| // CHECK: = 5 |