[flang] Add two llvm_unreachable() calls to new code to silence compiler warning

klausler · klausler · commit ff56b7474f28 · 2023-07-31T16:04:51.000-07:00
This gets our -Werror build working again. Differential Revision: https://reviews.llvm.org/D156745
diff --git a/flang/lib/Optimizer/Builder/PPCIntrinsicCall.cpp b/flang/lib/Optimizer/Builder/PPCIntrinsicCall.cpp
@@ -1272,6 +1272,7 @@ const char *getMmaIrIntrName(MMAOp mmaOp) {
   case MMAOp::DisassemblePair:
     return "llvm.ppc.vsx.disassemble.pair";
   }
+  llvm_unreachable("getMmaIrIntrName");
 }
 
 mlir::FunctionType getMmaIrFuncType(mlir::MLIRContext *context, MMAOp mmaOp) {
@@ -1285,6 +1286,7 @@ mlir::FunctionType getMmaIrFuncType(mlir::MLIRContext *context, MMAOp mmaOp) {
   case MMAOp::DisassemblePair:
     return genMmaDisassembleFuncType(context, mmaOp);
   }
+  llvm_unreachable("getMmaIrFuncType");
 }
 
 template <MMAOp IntrId, MMAHandlerOp HandlerOp>

Original file line number	Diff line number	Diff line change
`@@ -1272,6 +1272,7 @@ const char *getMmaIrIntrName(MMAOp mmaOp) {`
`1272`	`1272`	`case MMAOp::DisassemblePair:`
`1273`	`1273`	`return "llvm.ppc.vsx.disassemble.pair";`
`1274`	`1274`	`}`
	`1275`	`+ llvm_unreachable("getMmaIrIntrName");`
`1275`	`1276`	`}`
`1276`	`1277`
`1277`	`1278`	`mlir::FunctionType getMmaIrFuncType(mlir::MLIRContext *context, MMAOp mmaOp) {`
`@@ -1285,6 +1286,7 @@ mlir::FunctionType getMmaIrFuncType(mlir::MLIRContext *context, MMAOp mmaOp) {`
`1285`	`1286`	`case MMAOp::DisassemblePair:`
`1286`	`1287`	`return genMmaDisassembleFuncType(context, mmaOp);`
`1287`	`1288`	`}`
	`1289`	`+ llvm_unreachable("getMmaIrFuncType");`
`1288`	`1290`	`}`
`1289`	`1291`
`1290`	`1292`	`template <MMAOp IntrId, MMAHandlerOp HandlerOp>`