[llvm] [BitmaskEnum] Add support for shift operators. (PR #118007)

[Kerry McLaughlin via llvm-commits]

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@@ -85,9 +85,11 @@
   using ::llvm::BitmaskEnumDetail::operator|;                                  \
   using ::llvm::BitmaskEnumDetail::operator&;                                  \
   using ::llvm::BitmaskEnumDetail::operator^;                                  \
+  using ::llvm::BitmaskEnumDetail::operator<<;                                 \
   using ::llvm::BitmaskEnumDetail::operator|=;                                 \
   using ::llvm::BitmaskEnumDetail::operator&=;                                 \
   using ::llvm::BitmaskEnumDetail::operator^=;                                 \
+  using ::llvm::BitmaskEnumDetail::operator<<=;                                \
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kmclaughlin-arm wrote:

In the commit message you mention `operator>>`, should this be supported here too?

https://github.com/llvm/llvm-project/pull/118007