[clang] [clang-tools-extra] [libcxx] [clang] Enable sized deallocation by default in C++14 onwards (PR #83774)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

That didn't seem to help (I applied only the CMake changes from the linked PR however). Here's the output I get when calling `dump()` on the `ExecutionSession` which is failing:

```
JIT session error: Symbols not found: [ ??3 at YAXPEAX_K@Z ]
JITDylib "<Process Symbols>" (ES: 0x000002ae9a538360, State = Open)
Link order: [ ("<Process Symbols>", MatchAllSymbols) ]
Symbol table:
    "??2 at YAPEAX_K@Z": <not resolved>  [Data] Never-Searched (Materializer 0x2ae9a6f6600, <Absolute Symbols>)
    "??2 at YAPEAX_KPEAXU__clang_Interpreter_NewTag@@@Z": <not resolved>  [Data] Never-Searched (Materializer 0x2ae9a6f6600, <Absolute Symbols>)
    "?__clang_Interpreter_SetValueNoAlloc@@YAXPEAX00N at Z": 0x7ff6adef44a3 [Data] Ready
    "?__clang_Interpreter_SetValueNoAlloc@@YAXPEAX00_K at Z": 0x7ff6ade5188e [Data] Ready
    "?__clang_Interpreter_SetValueWithAlloc@@YAPEAXPEAX00 at Z": <not resolved>  [Data] Never-Searched (Materializer 0x2ae9a6f6600, <Absolute Symbols>)
JITDylib "<Platform>" (ES: 0x000002ae9a538360, State = Open)
Link order: [ ("<Platform>", MatchAllSymbols), ("<Process Symbols>", MatchExportedSymbolsOnly) ]
Symbol table:
    "__cxa_atexit": <not resolved>  [Callable] Never-Searched (Materializer 0x2ae99ed48b0, __standard_lib)
    "__dso_handle": <not resolved>  [Data] Never-Searched (Materializer 0x2ae99ed43e0, __standard_lib)
    "__lljit.atexit_helper": <not resolved>  [Data][Hidden] Never-Searched (Materializer 0x2ae9a52c740, <Absolute Symbols>)
    "__lljit.cxa_atexit_helper": <not resolved>  [Data][Hidden] Never-Searched (Materializer 0x2ae9a52d4c0, <Absolute Symbols>)
    "__lljit.platform_support_instance": <not resolved>  [Data] Never-Searched (Materializer 0x2ae9a52d4c0, <Absolute Symbols>)
    "__lljit.run_atexits_helper": <not resolved>  [Data][Hidden] Never-Searched (Materializer 0x2ae9a52c740, <Absolute Symbols>)
    "__lljit_run_atexits": <not resolved>  [Callable][Hidden] Never-Searched (Materializer 0x2ae99ed43e0, __standard_lib)
    "atexit": <not resolved>  [Callable][Hidden] Never-Searched (Materializer 0x2ae99ed43e0, __standard_lib)
JITDylib "main" (ES: 0x000002ae9a538360, State = Open)
Link order: [ ("main", MatchAllSymbols), ("<Platform>", MatchExportedSymbolsOnly), ("<Process Symbols>", MatchExportedSymbolsOnly) ]
Symbol table:
    "$.incr_module_29.__inits.0": <not resolved>  [Data][Hidden] Ready
    "$.incr_module_31.__inits.0": <not resolved>  [Data][Hidden] Ready
    "$.incr_module_33.__inits.0": <not resolved>  [*ERROR*][Data][Hidden] Materializing
    "??0S@@QEAA at XZ": 0x2ae99e00040 [*ERROR*][Callable][Weak] Resolved
    "??1S@@QEAA at XZ": 0x2ae99e00000 [*ERROR*][Callable][Weak] Resolved
    "?x@@3HA": 0x2ae99db0000 [Data] Ready
    "?y@@3NA": 0x2ae99de0000 [Data] Ready
    "__dso_handle": <not resolved>  [Data] Never-Searched (Materializer 0x2ae99ed4ac0, __standard_lib)
    "__lljit.atexit_helper": <not resolved>  [Data][Hidden] Never-Searched (Materializer 0x2ae9a52d9d0, <Absolute Symbols>)
    "__lljit.run_atexits_helper": <not resolved>  [Data][Hidden] Never-Searched (Materializer 0x2ae9a52d9d0, <Absolute Symbols>)
    "__lljit_run_atexits": <not resolved>  [Callable][Hidden] Never-Searched (Materializer 0x2ae99ed4ac0, __standard_lib)
    "__orc_init_func.incr_module_29": 0x2ae99d90060 [Callable][Hidden] Ready
    "__orc_init_func.incr_module_31": 0x2ae99dc0060 [Callable][Hidden] Ready
    "__orc_init_func.incr_module_33": 0x2ae99e00100 [*ERROR*][Callable][Hidden] Resolved
    "atexit": <not resolved>  [Callable][Hidden] Never-Searched (Materializer 0x2ae99ed4ac0, __standard_lib)
```

`$.incr_module_33.__inits.0` is the `MaterializationResponsibility` `InitSymbol` that failed.

https://github.com/llvm/llvm-project/pull/83774