[Lldb-commits] [clang] [lldb] [lldb] Analyze enum promotion type during parsing (PR #115005)

[Michael Buch via lldb-commits]

Michael137 wrote:

FYI on macOS CI this is failing with:
```
FAIL: test_dsym (TestCPPEnumPromotion.TestCPPEnumPromotion)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 1784, in test_method
    return attrvalue(self)
  File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/test/API/lang/cpp/enum_promotion/TestCPPEnumPromotion.py", line 28, in test
    self.expect_expr("+EnumUChar::UChar", result_type=UChar_promoted.type.name)
  File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 2540, in expect_expr
    value_check.check_value(self, eval_result, str(eval_result))
  File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 299, in check_value
    test_base.assertSuccess(val.GetError())
  File "/Users/ec2-user/jenkins/workspace/llvm.org/as-lldb-cmake/llvm-project/lldb/packages/Python/lldbsuite/test/lldbtest.py", line 2575, in assertSuccess
    self.fail(self._formatMessage(msg, "'{}' is not success".format(error)))
AssertionError: 'error: <user expression 0>:1:2: use of undeclared identifier 'EnumUChar'
    1 | +EnumUChar::UChar
      |  ^
' is not success
```

But only for dSYMs. Looking at the `dSYM`, none of the enums are actually preserved in the debug-info. You have to actually use the enum types in source to get dsymutil to preserve them. I'll fix it

https://github.com/llvm/llvm-project/pull/115005