[libcxx-commits] [libcxx] [libc++] Guard ..._REMOVED_UNCAUGHT_EXCEPTION behind ifndef (PR #106719)

[Louis Dionne via libcxx-commits]

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@@ -6,7 +6,9 @@
 //
 //===----------------------------------------------------------------------===//
 
-#define _LIBCPP_ENABLE_CXX20_REMOVED_UNCAUGHT_EXCEPTION
+#ifndef _LIBCPP_ENABLE_CXX20_REMOVED_UNCAUGHT_EXCEPTION
+#  define _LIBCPP_ENABLE_CXX20_REMOVED_UNCAUGHT_EXCEPTION
+#endif
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ldionne wrote:

How do you achieve this? We don't expect libc++ to be compiled with arbitrary flags like this.

https://github.com/llvm/llvm-project/pull/106719