Added llvm_unreachable

sjoerdmeijer · sjoerdmeijer · commit 1736f1f0f746 · 2025-07-18T02:45:37.000-07:00
diff --git a/llvm/lib/Transforms/Scalar/LoopInterchange.cpp b/llvm/lib/Transforms/Scalar/LoopInterchange.cpp
@@ -1325,7 +1325,7 @@ bool LoopInterchangeProfitability::isProfitable(
           isProfitableForVectorization(InnerLoopId, OuterLoopId, DepMatrix);
       break;
     case RuleTy::Ignore:
-      // Nothing to do, this has no effect.
+      llvm_unreachable("Option 'ignore' is not supported with other options");
       break;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -1325,7 +1325,7 @@ bool LoopInterchangeProfitability::isProfitable(`
`1325`	`1325`	`isProfitableForVectorization(InnerLoopId, OuterLoopId, DepMatrix);`
`1326`	`1326`	`break;`
`1327`	`1327`	`case RuleTy::Ignore:`
`1328`		`- // Nothing to do, this has no effect.`
	`1328`	`+ llvm_unreachable("Option 'ignore' is not supported with other options");`
`1329`	`1329`	`break;`
`1330`	`1330`	`}`
`1331`	`1331`