[llvm] [LFI][X86] Enable bundling for the LFI target (PR #214111)

[Fangrui Song via llvm-commits]

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@@ -26,6 +26,8 @@
 
 static const char NoteNamespace[] = "LFI";
 
+static constexpr unsigned X86BundleSize = 32;
+
 namespace llvm {
 
 cl::opt<bool> FlagEnableRewriting("lfi-enable-rewriter",
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MaskRay wrote:

This should be `static`

https://github.com/llvm/llvm-project/pull/214111