[llvm] [GISel] Infer the type of an immediate when there is one element in TEC (PR #77399)

[Matt Arsenault via llvm-commits]

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@@ -428,7 +429,8 @@ PatternType CombineRuleOperandTypeChecker::inferImmediateType(
 
       // Named operand with the same name, try to infer that.
       if (PatternType InferTy =
-              inferNamedOperandType(IP, Op.getOperandName(), TECs))
+              inferNamedOperandType(IP, Op.getOperandName(), TECs,
+                                    /*IncludeSelf=*/true))
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arsenm wrote:

Nit: Operand name doesn't match the function definition's "AllowSelf"

https://github.com/llvm/llvm-project/pull/77399