[llvm][NFC] Silence unused variable warning by using isa over dyn_cast

njames93 · njames93 · commit d1271127240b · 2020-07-27T13:37:21.000+01:00
diff --git a/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp b/llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
@@ -1143,7 +1143,7 @@ Instruction *InstCombinerImpl::foldOpIntoPhi(Instruction &I, PHINode *PN) {
                                              Builder);
       NewPN->addIncoming(InV, PN->getIncomingBlock(i));
     }
-  } else if (auto *FI = dyn_cast<FreezeInst>(&I)) {
+  } else if (isa<FreezeInst>(&I)) {
     for (unsigned i = 0; i != NumPHIValues; ++i) {
       Value *InV;
       if (NonConstBB == PN->getIncomingBlock(i))

Original file line number	Diff line number	Diff line change
`@@ -1143,7 +1143,7 @@ Instruction InstCombinerImpl::foldOpIntoPhi(Instruction &I, PHINode PN) {`
`1143`	`1143`	`Builder);`
`1144`	`1144`	`NewPN->addIncoming(InV, PN->getIncomingBlock(i));`
`1145`	`1145`	`}`
`1146`		`- } else if (auto *FI = dyn_cast<FreezeInst>(&I)) {`
	`1146`	`+ } else if (isa<FreezeInst>(&I)) {`
`1147`	`1147`	`for (unsigned i = 0; i != NumPHIValues; ++i) {`
`1148`	`1148`	`Value *InV;`
`1149`	`1149`	`if (NonConstBB == PN->getIncomingBlock(i))`