[llvm] [TableGen] Added submulticlass typechecking to template arg values. (PR #112904)

[Matt Arsenault via llvm-commits]

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@@ -319,7 +319,7 @@ multiclass
 multiclass
     VOP2eInst<string opName, VOPProfile P, SDPatternOperator node = null_frag,
               string revOp = opName, bit useSGPRInput = !eq(P.NumSrcArgs, 3)>
-    : VOP2eInst_Base<opName, P, -1, "", node, revOp, useSGPRInput>;
+    : VOP2eInst_Base<opName, P, -1, "v_cndmask_b16", node, revOp, useSGPRInput>;
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arsenm wrote:

substr segfaults on an empty string!? That's a really bad tablegen bug 

https://github.com/llvm/llvm-project/pull/112904