[clang] [RFC] Initial implementation of P2719 (PR #113510)

[Oliver Hunt via cfe-commits]

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@@ -312,6 +312,7 @@ LANGOPT(OpenACC           , 1, 0, "OpenACC Enabled")
 
 LANGOPT(MSVCEnableStdcMacro , 1, 0, "Define __STDC__ with '-fms-compatibility'")
 LANGOPT(SizedDeallocation , 1, 0, "sized deallocation")
+LANGOPT(TypeAwareAllocators , 1, 1, "type aware C++ allocation operators")
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ojhunt wrote:

Removing this langopt atm and updating the various tests
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https://github.com/llvm/llvm-project/pull/113510