================
@@ -308,6 +312,94 @@ inline constexpr ExtensionInfo Extensions[] = {
};
// clang-format on
+struct ExtensionSet {
+ // Set of extensions which are currently enabled.
+ ExtensionBitset Enabled;
+ // Set of extensions which have been enabled or disabled at any point. Used
+ // to avoid cluttering the cc1 command-line with lots of unneeded features.
+ ExtensionBitset Touched;
----------------
DavidSpickett wrote:
Meaning, if extension foo starts as disabled and is never changed or updated,
there wouldn't be a "+nofoo" produced?
Which seems correct, just making sure I understand.
https://github.com/llvm/llvm-project/pull/78270
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