[llvm] InstSimplify: lookthru casts, binops in folding shuffles (PR #92668)

[Matt Arsenault via llvm-commits]

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@@ -48,7 +48,7 @@ using namespace llvm::PatternMatch;
 
 #define DEBUG_TYPE "instsimplify"
 
-enum { RecursionLimit = 3 };
+static unsigned RecursionLimit = 5;
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arsenm wrote:

I'm surprised there's a threshold here that isn't 6 

https://github.com/llvm/llvm-project/pull/92668