[llvm] [llvm-tblgen] Increase Coverage Index Size (PR #118329)

[Sam Elliott via llvm-commits]

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@@ -381,8 +381,8 @@ static void EndEmitFunction(raw_ostream &OS) {
 
 void MatcherTableEmitter::EmitPatternMatchTable(raw_ostream &OS) {
 
-  assert(isUInt<16>(VecPatterns.size()) &&
-         "Using only 16 bits to encode offset into Pattern Table");
+  assert(isUInt<32>(VecPatterns.size()) &&
+         "Using only 32 bits to encode offset into Pattern Table");
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lenary wrote:

Will do a fixup with this change - because I agree, we need something to error regardless of whether we're optimising or not.

https://github.com/llvm/llvm-project/pull/118329